Gauntlet Rybka 2.4MP 8 CPU \u2014 Chroniques Software<\/title>\n<\/head>\n<body>\n<div class=\"gauntlet-container\" style=\"all: initial; display: block; font-family: 'Segoe UI', Helvetica, Arial, sans-serif; background-color: #0a0a0a; padding: 40px; color: #e0e0e0; line-height: 1.6;\">\n <style>\n .gauntlet-wrapper { max-width: 950px; margin: 0 auto; background: #161616; border: 1px solid #333; border-radius: 12px; overflow: hidden; box-shadow: 0 20px 50px rgba(0,0,0,0.6); }\n .gauntlet-header { background: linear-gradient(135deg, #2c240a 0%, #000000 100%); padding: 30px; text-align: center; border-bottom: 3px solid #D4AF37; }\n .gauntlet-header h1 { color: #D4AF37; margin: 0; font-size: 2em; text-transform: uppercase; letter-spacing: 3px; }\n\n .section-title { color: #D4AF37; border-left: 4px solid #D4AF37; padding-left: 15px; margin: 30px 20px 15px 20px; font-size: 1.4em; text-transform: uppercase; }\n .main-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; padding: 0 20px 20px 20px; 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}\n\n .quote-box { background: #111; border-left: 3px solid #D4AF37; padding: 14px 18px; margin: 12px 0; border-radius: 0 6px 6px 0; }\n .quote-box p { color: #bbb; font-style: italic; font-size: 0.87em; margin: 0 0 6px 0; line-height: 1.6; }\n .quote-box .quote-src { color: #666; font-size: 0.78em; }\n\n .full-width { grid-column: span 2; }\n .section-inner { padding: 0 20px 20px 20px; }\n\n .recap-table { width: 100%; border-collapse: collapse; font-size: 0.84em; margin-top: 10px; }\n .recap-table th { background: #2a2a2a; color: #D4AF37; padding: 8px 10px; text-align: center; border-bottom: 2px solid #D4AF37; font-size: 0.85em; letter-spacing: 0.05em; }\n .recap-table td { padding: 7px 10px; border-bottom: 1px solid #2e2e2e; color: #ccc; text-align: center; }\n .recap-table td:first-child { text-align: left; }\n .recap-table tr:hover td { background: #1e1e1e; }\n .recap-table .total-row td { color: #D4AF37; font-weight: bold; border-top: 2px solid #D4AF37; }\n .pct-bar-wrap { display: flex; align-items: center; gap: 8px; }\n .pct-bar { height: 8px; border-radius: 4px; display: inline-block; }\n .pct-bar.low { background: #e57373; }\n .pct-bar.mid { background: #ffb74d; }\n .pct-bar.high { background: #4caf50; }\n\n .perf-summary { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 14px; }\n .perf-box { background: #1c1c1c; border: 1px solid #3a3a2a; border-radius: 8px; padding: 14px; text-align: center; }\n .perf-box.gold-box { border-color: #D4AF37; background: #1d1a10; }\n .perf-box .perf-label { color: #888; font-size: 0.75em; text-transform: uppercase; letter-spacing: 0.07em; margin-bottom: 6px; }\n .perf-box .perf-value { color: #fff; font-size: 1.4em; font-weight: bold; font-family: 'Consolas', monospace; }\n .perf-box.gold-box .perf-value { color: #D4AF37; }\n .perf-box .perf-sub { color: #666; font-size: 0.72em; margin-top: 4px; }\n\n .hw-compare-table { width: 100%; border-collapse: collapse; font-size: 0.84em; margin-top: 10px; }\n .hw-compare-table th { background: #2a2a2a; color: #D4AF37; padding: 8px 10px; text-align: center; border-bottom: 2px solid #D4AF37; }\n .hw-compare-table th:first-child { text-align: left; }\n .hw-compare-table td { padding: 7px 10px; border-bottom: 1px solid #2e2e2e; color: #ccc; text-align: center; }\n .hw-compare-table td:first-child { text-align: left; }\n .hw-compare-table tr:hover td { background: #1e1e1e; }\n .hw-compare-table .ryzen-row td { color: #D4AF37; font-weight: bold; background: #1d1a10; }\n .hw-compare-table .ref-row td { color: #666; font-style: italic; }\n .hw-compare-table .gain-pos { color: #4caf50; font-weight: bold; }\n <\/style>\n\n <div class=\"gauntlet-wrapper\">\n\n \n <div class=\"gauntlet-header\">\n <h1>Gauntlet : Rybka 2.4MP (8 Threads) vs The Era<\/h1>\n <p style=\"color: #888; margin-top: 10px;\">Hardware Target : Rybka 2.4MP \u2014 8 threads | AMD Ryzen 9 7950X3D | Pool mixte (72 parties)<\/p>\n <\/div>\n\n \n <div class=\"section-title\">Le Pr\u00e9tendant Tch\u00e8que<\/div>\n <div class=\"main-grid\">\n <div class=\"engine-card hero\">\n <div class=\"elo-badge\">Perf. 3230 Elo \u00b1 21<\/div>\n <h2 style=\"margin: 0; color: #D4AF37;\">Rybka 2.4MP \u2014 8 Threads (2007)<\/h2>\n <div class=\"stat-line\">Hardware : <span class=\"highlight\">AMD Ryzen 9 7950X3D \u2014 8 threads actifs<\/span><\/div>\n <div class=\"stat-line\">Performance Globale : <span class=\"highlight\">75,0%<\/span> \u2014 Score : <span class=\"highlight\">54 \u2013 18<\/span><\/div>\n <div class=\"stat-line\">Elo moyen du pool adverse : <span class=\"highlight\">3039<\/span> | Performance calcul\u00e9e : <span class=\"highlight\">3230 Elo<\/span> (+191 pts vs pool) | Erreur : <span class=\"highlight\">\u00b1 21 Elo<\/span><\/div>\n <p style=\"font-size: 0.85em; color: #D4AF37; font-style: italic; margin-top: 10px;\">\n Rybka 2.4MP sur 8 threads du Ryzen 9 7950X3D r\u00e9alise une performance de 3230 Elo \u2014 un r\u00e9sultat qui illustre la combinaison redoutable de l'algorithme r\u00e9volutionnaire de Vasik Rajlich et de la puissance de calcul parall\u00e8le moderne. Alors que Rybka 2.3.1 sur Athlon 1.2 GHz \u00e9tait d\u00e9j\u00e0 mesur\u00e9e \u00e0 2920 Elo SSDF, le bond vers 3230 en 8 threads sur Zen 4 repr\u00e9sente +310 Elo \u2014 une d\u00e9monstration de la scalabilit\u00e9 exceptionnelle de l'architecture Rybka MP, con\u00e7ue d\u00e8s l'origine pour exploiter le parall\u00e9lisme.\n <\/p>\n <\/div>\n <\/div>\n\n \n <div class=\"section-title\">R\u00e9sultats du Gauntlet \u2014 Match par Match<\/div>\n <div class=\"section-inner\">\n <table class=\"recap-table\">\n <thead>\n <tr>\n <th style=\"text-align:left\">Adversaire<\/th>\n <th>Elo Adv.<\/th>\n <th>Hardware Adv.<\/th>\n <th>Ry Score<\/th>\n <th>Adv. Score<\/th>\n <th>Parties<\/th>\n <th>% Rybka<\/th>\n <th>R\u00e9sultat<\/th>\n <\/tr>\n <\/thead>\n <tbody>\n <tr>\n <td><strong style=\"color:#fff\">Naum 4.2 x64<\/strong><\/td>\n <td>3143<\/td>\n <td style=\"font-size:0.8em;color:#aaa\">Q6600 2.4 GHz \u2014 4 CPU<\/td>\n <td>6,5<\/td>\n <td>5,5<\/td>\n <td>12<\/td>\n <td>\n <div class=\"pct-bar-wrap\">\n <span style=\"color:#ffb74d;font-weight:bold\">54,2%<\/span>\n <div class=\"pct-bar mid\" style=\"width:33px\"><\/div>\n <\/div>\n <\/td>\n <td style=\"color:#4caf50;font-weight:bold\">\u2714 Victoire<\/td>\n <\/tr>\n <tr>\n <td><strong style=\"color:#fff\">Shredder 10 UCI<\/strong><\/td>\n <td>3087<\/td>\n <td style=\"font-size:0.8em;color:#aaa\">Ryzen 9 \u2014 1 thread<\/td>\n <td>10<\/td>\n <td>2<\/td>\n <td>12<\/td>\n <td>\n <div class=\"pct-bar-wrap\">\n <span style=\"color:#4caf50;font-weight:bold\">83,3%<\/span>\n <div class=\"pct-bar high\" style=\"width:50px\"><\/div>\n <\/div>\n <\/td>\n <td style=\"color:#4caf50;font-weight:bold\">\u2714 Victoire<\/td>\n <\/tr>\n <tr>\n <td><strong style=\"color:#fff\">Zappa Mexico II x64<\/strong><\/td>\n <td>3059<\/td>\n <td style=\"font-size:0.8em;color:#aaa\">Q6600 2.4 GHz \u2014 4 CPU<\/td>\n <td>8<\/td>\n <td>4<\/td>\n <td>12<\/td>\n <td>\n <div class=\"pct-bar-wrap\">\n <span style=\"color:#4caf50;font-weight:bold\">66,7%<\/span>\n <div class=\"pct-bar high\" style=\"width:40px\"><\/div>\n <\/div>\n <\/td>\n <td style=\"color:#4caf50;font-weight:bold\">\u2714 Victoire<\/td>\n <\/tr>\n <tr>\n <td><strong style=\"color:#fff\">Deep Junior 7 (8 CPU)<\/strong><\/td>\n <td>2996<\/td>\n <td style=\"font-size:0.8em;color:#aaa\">Ryzen 9 \u2014 8 threads<\/td>\n <td>10,5<\/td>\n <td>1,5<\/td>\n <td>12<\/td>\n <td>\n <div class=\"pct-bar-wrap\">\n <span style=\"color:#4caf50;font-weight:bold\">87,5%<\/span>\n <div class=\"pct-bar high\" style=\"width:53px\"><\/div>\n <\/div>\n <\/td>\n <td style=\"color:#4caf50;font-weight:bold\">\u2714 Victoire<\/td>\n <\/tr>\n <tr>\n <td><strong style=\"color:#fff\">Glaurung 2.2 x64<\/strong><\/td>\n <td>2995<\/td>\n <td style=\"font-size:0.8em;color:#aaa\">Q6600 2.4 GHz \u2014 4 CPU<\/td>\n <td>9<\/td>\n <td>3<\/td>\n <td>12<\/td>\n <td>\n <div class=\"pct-bar-wrap\">\n <span style=\"color:#4caf50;font-weight:bold\">75,0%<\/span>\n <div class=\"pct-bar high\" style=\"width:45px\"><\/div>\n <\/div>\n <\/td>\n <td style=\"color:#4caf50;font-weight:bold\">\u2714 Victoire<\/td>\n <\/tr>\n <tr>\n <td><strong style=\"color:#fff\">Wasp 2<\/strong><\/td>\n <td>2956<\/td>\n <td style=\"font-size:0.8em;color:#aaa\">Athlon 1.2 GHz \u2014 1 thread<\/td>\n <td>10<\/td>\n <td>2<\/td>\n <td>12<\/td>\n <td>\n <div class=\"pct-bar-wrap\">\n <span style=\"color:#4caf50;font-weight:bold\">83,3%<\/span>\n <div class=\"pct-bar high\" style=\"width:50px\"><\/div>\n <\/div>\n <\/td>\n <td style=\"color:#4caf50;font-weight:bold\">\u2714 Victoire<\/td>\n <\/tr>\n <tr class=\"total-row\">\n <td><strong>TOTAL<\/strong><\/td>\n <td>3039 moy.<\/td>\n <td style=\"font-size:0.8em\">\u2014 Pool mixte<\/td>\n <td><strong>54<\/strong><\/td>\n <td><strong>18<\/strong><\/td>\n <td><strong>72<\/strong><\/td>\n <td><strong>75,0%<\/strong><\/td>\n <td style=\"color:#D4AF37;font-weight:bold\">6V \/ 0= \/ 0D<\/td>\n <\/tr>\n <\/tbody>\n <\/table>\n <\/div>\n\n \n <div class=\"section-title\">Synth\u00e8se de Performance<\/div>\n <div class=\"section-inner\">\n <div class=\"perf-summary\">\n <div class=\"perf-box\">\n <div class=\"perf-label\">Score Total<\/div>\n <div class=\"perf-value\">54 \u2013 18<\/div>\n <div class=\"perf-sub\">72 parties jou\u00e9es<\/div>\n <\/div>\n <div class=\"perf-box\">\n <div class=\"perf-label\">% de gain<\/div>\n <div class=\"perf-value\">75,0%<\/div>\n <div class=\"perf-sub\">6 victoires \/ 0 nul \/ 0 d\u00e9faite<\/div>\n <\/div>\n <div class=\"perf-box\">\n <div class=\"perf-label\">Elo moyen pool<\/div>\n <div class=\"perf-value\">3039<\/div>\n <div class=\"perf-sub\">Opposition moyenne<\/div>\n <\/div>\n <div class=\"perf-box gold-box\">\n <div class=\"perf-label\">Performance Elo<\/div>\n <div class=\"perf-value\">3230 \u00b1 21<\/div>\n <div class=\"perf-sub\">+191 pts vs pool \u2014 8 threads<\/div>\n <\/div>\n <\/div>\n <p style=\"font-size:0.82em; color:#888; margin-top:14px; background:#111; border:1px solid #2a2a2a; border-radius:6px; padding:12px 16px;\">\n <strong style=\"color:#D4AF37\">\ud83d\udcca Calcul de performance :<\/strong> Score de 75,0% (54\/72) sur un pool d'opposition moyen \u00e0 3039 Elo.\n Diff\u00e9rence Elo calcul\u00e9e : 400 \u00d7 log(0,750 \/ 0,250) = 400 \u00d7 log(3,000) = <strong style=\"color:#fff\">+191 points<\/strong>.\n Performance r\u00e9sultante : <strong style=\"color:#fff\">3230 Elo<\/strong>.\n Erreur standard : \u03c3 = 400 \u00d7 \u221a(0,750 \u00d7 0,250 \/ 72) = <strong style=\"color:#fff\">\u00b1 21 Elo<\/strong>.\n Intervalle de confiance 95% : <strong style=\"color:#fff\">3188 \u2014 3272 Elo<\/strong>.\n R\u00e9sultat parfait : <strong style=\"color:#fff\">6 victoires, 0 d\u00e9faite<\/strong> \u2014 Rybka 2.4MP 8T domine int\u00e9gralement un pool d'opposition moyen \u00e0 3039 Elo.\n <\/p>\n <\/div>\n\n \n <div class=\"section-title\">Opposition & Hardware<\/div>\n <div class=\"main-grid\">\n <div class=\"engine-card\">\n <div class=\"elo-badge\">3143 Elo<\/div>\n <h3 style=\"margin: 0; color: #fff;\">Naum 4.2 x64<\/h3>\n <div class=\"stat-line\">Score Rybka : <span class=\"highlight\">6,5 \u2013 5,5<\/span> <span style=\"color:#ffb74d\">(54,2%)<\/span><\/div>\n <span class=\"hw-info\">Hardware: Q6600 2.4 GHz \u2014 4 threads<\/span>\n <\/div>\n <div class=\"engine-card\">\n <div class=\"elo-badge\">3087 Elo<\/div>\n <h3 style=\"margin: 0; color: #fff;\">Shredder 10 UCI<\/h3>\n <div class=\"stat-line\">Score Rybka : <span class=\"highlight\">10 \u2013 2<\/span> <span style=\"color:#4caf50\">(83,3%)<\/span><\/div>\n <span class=\"hw-info\">Hardware: Ryzen 9 7950X3D \u2014 1 thread<\/span>\n <\/div>\n <div class=\"engine-card\">\n <div class=\"elo-badge\">3059 Elo<\/div>\n <h3 style=\"margin: 0; color: #fff;\">Zappa Mexico II x64<\/h3>\n <div class=\"stat-line\">Score Rybka : <span class=\"highlight\">8 \u2013 4<\/span> <span style=\"color:#4caf50\">(66,7%)<\/span><\/div>\n <span class=\"hw-info\">Hardware: Q6600 2.4 GHz \u2014 4 threads<\/span>\n <\/div>\n <div class=\"engine-card\">\n <div class=\"elo-badge\">2996 Elo<\/div>\n <h3 style=\"margin: 0; color: #fff;\">Deep Junior 7 (8 CPU)<\/h3>\n <div class=\"stat-line\">Score Rybka : <span class=\"highlight\">10,5 \u2013 1,5<\/span> <span style=\"color:#4caf50\">(87,5%)<\/span><\/div>\n <span class=\"hw-info\">Hardware: Ryzen 9 7950X3D \u2014 8 threads<\/span>\n <\/div>\n <div class=\"engine-card\">\n <div class=\"elo-badge\">2995 Elo<\/div>\n <h3 style=\"margin: 0; color: #fff;\">Glaurung 2.2 x64<\/h3>\n <div class=\"stat-line\">Score Rybka : <span class=\"highlight\">9 \u2013 3<\/span> <span style=\"color:#4caf50\">(75,0%)<\/span><\/div>\n <span class=\"hw-info\">Hardware: Q6600 2.4 GHz \u2014 4 threads<\/span>\n <\/div>\n <div class=\"engine-card\">\n <div class=\"elo-badge\">2956 Elo<\/div>\n <h3 style=\"margin: 0; color: #fff;\">Wasp 2<\/h3>\n <div class=\"stat-line\">Score Rybka : <span class=\"highlight\">10 \u2013 2<\/span> <span style=\"color:#4caf50\">(83,3%)<\/span><\/div>\n <span class=\"hw-info\">Hardware: Athlon 1.2 GHz \u2014 1 thread<\/span>\n <\/div>\n <\/div>\n\n \n <div class=\"section-title\">Commentaire Technique<\/div>\n <div class=\"bio-section\">\n <div class=\"bio-card\" style=\"border-bottom: none;\">\n <span class=\"bio-name\">Analyse du Match-up \u2014 Rybka 2.4MP (8 threads, Ryzen 9 7950X3D)<\/span>\n <p class=\"stat-line\">Le gauntlet de Rybka 2.4MP est un sans-faute absolu : 6 victoires, 0 d\u00e9faite, 0 nul. C'est le r\u00e9sultat le plus net de tous les gauntlets r\u00e9alis\u00e9s sur ce hardware. Le match le plus disput\u00e9 est contre Naum 4.2 sur Q6600 (54,2%) \u2014 le seul adversaire du pool \u00e0 r\u00e9sister partiellement, gr\u00e2ce \u00e0 une architecture x64 native sur hardware multic\u0153ur r\u00e9cent. Contre Shredder 10 en 1 thread Ryzen 9 (3087 Elo), Rybka inflige un cinglant 83,3% \u2014 ce qui illustre le gouffre entre un moteur mono-thread et un moteur multiprocesseur pleinement parall\u00e9lis\u00e9 sur m\u00eame hardware. La domination sur Deep Junior 7 en 8 CPU (87,5%) est particuli\u00e8rement \u00e9loquente : Junior \u00e9tait r\u00e9put\u00e9 pour son jeu agressif et impr\u00e9visible, or Rybka l'\u00e9crase dans une proportion qui confirme la sup\u00e9riorit\u00e9 algorithmique absolue de la version 2.4MP. Rybka ne pr\u00e9sente aucun point faible identifiable dans ce pool \u2014 une performance historique.<\/p>\n <\/div>\n <\/div>\n\n \n <div class=\"section-title\">Gain de Performance par Hardware \u2014 Rybka \u00e0 travers les configurations<\/div>\n <div class=\"section-inner\">\n <p style=\"font-size:0.84em; color:#888; margin: 0 0 14px 0;\">\n Rybka existe en version mono-thread (Rybka) et multiprocesseur (Rybka MP). Les valeurs ci-dessous permettent de mesurer l'apport combin\u00e9 du hardware moderne et du parall\u00e9lisme.\n <\/p>\n <table class=\"hw-compare-table\">\n <thead>\n <tr>\n <th>Version \/ Hardware<\/th>\n <th>Ann\u00e9e r\u00e9f.<\/th>\n <th>Threads<\/th>\n <th>Elo mesur\u00e9<\/th>\n <th>Gain vs Rybka 2.3.1 Athlon<\/th>\n <th>Source<\/th>\n <\/tr>\n <\/thead>\n <tbody>\n <tr class=\"ref-row\">\n <td>Rybka 2.3.1 \u2014 Athlon 1.2 GHz<\/td>\n <td>2006\u20132007<\/td>\n <td>1<\/td>\n <td>2920<\/td>\n <td>\u2014 r\u00e9f\u00e9rence<\/td>\n <td>SSDF 2007<\/td>\n <\/tr>\n <tr>\n <td>Rybka 2.3.2 MP \u2014 Q6600 2.4 GHz<\/td>\n <td>2007<\/td>\n <td>4<\/td>\n <td>~3060<\/td>\n <td class=\"gain-pos\">+140<\/td>\n <td>SSDF \/ CCRL estim\u00e9<\/td>\n <\/tr>\n <tr>\n <td>Rybka 3 \u2014 Q6600 2.4 GHz<\/td>\n <td>2008<\/td>\n <td>4<\/td>\n <td>~3130<\/td>\n <td class=\"gain-pos\">+210<\/td>\n <td>SSDF \/ CCRL estim\u00e9<\/td>\n <\/tr>\n <tr>\n <td>Rybka 4 \u2014 Core i7 3.x GHz<\/td>\n <td>2010<\/td>\n <td>4\u20138<\/td>\n <td>~3230<\/td>\n <td class=\"gain-pos\">+310<\/td>\n <td>CCRL 40\/40<\/td>\n <\/tr>\n <tr class=\"ryzen-row\">\n <td>Rybka 2.4MP \u2014 Ryzen 9 7950X3D<\/td>\n <td>2026<\/td>\n <td>8<\/td>\n <td>3230 \u00b1 21<\/td>\n <td class=\"gain-pos\">+310<\/td>\n <td>Gauntlet maison 2026<\/td>\n <\/tr>\n <\/tbody>\n <\/table>\n <p style=\"font-size:0.82em; color:#888; margin-top:14px; background:#111; border:1px solid #2a2a2a; border-radius:6px; padding:12px 16px;\">\n <strong style=\"color:#D4AF37\">\ud83d\udd0d Analyse \u2014 Hardware, parall\u00e9lisme et comparaison avec les listes connues :<\/strong>\n Le r\u00e9sultat de 3230 Elo pour Rybka 2.4MP en 8 threads sur Ryzen 9 7950X3D m\u00e9rite une mise en perspective soigneuse.\n <br><br>\n Sur <strong style=\"color:#fff\">Athlon 1.2 GHz mono-thread<\/strong>, Rybka 2.3.1 \u00e9tait mesur\u00e9e \u00e0 2920 Elo SSDF. Le passage \u00e0 8 threads sur Ryzen 9 repr\u00e9sente un gain total de <strong style=\"color:#fff\">+310 Elo<\/strong>, issu de deux sources distinctes : (1) le gain IPC + fr\u00e9quence (\u00d74,75 en NPS, estim\u00e9 ~+150 Elo comme pour Shredder 10) et (2) le gain de parall\u00e9lisme MP sur 8 threads (estim\u00e9 ~+160 Elo suppl\u00e9mentaires).\n <br><br>\n Ce r\u00e9sultat de 3230 est remarquable car il correspond exactement au niveau de <strong style=\"color:#fff\">Rybka 4 sur Core i7<\/strong> (~3230 CCRL 40\/40), une version sortie 3 ans plus tard avec des am\u00e9liorations algorithmiques significatives. Cela signifie que le Ryzen 9 7950X3D compense en mati\u00e8re de hardware toute la progression logicielle entre Rybka 2.4 et Rybka 4 \u2014 une illustration parfaite de la loi de Moore appliqu\u00e9e aux moteurs d'\u00e9checs.\n <br><br>\n Compar\u00e9 \u00e0 <strong style=\"color:#fff\">Rybka 2.3.2 MP sur Q6600 4 threads<\/strong> (estim\u00e9 ~3060 Elo SSDF), le Ryzen 9 en 8 threads apporte +170 Elo suppl\u00e9mentaires \u2014 un gain qui se d\u00e9compose en ~+80 Elo d'IPC\/fr\u00e9quence et ~+90 Elo de threads additionnels (4T \u2192 8T). La scalabilit\u00e9 de Rybka MP au-del\u00e0 de 4 threads reste donc significative sur ce hardware.\n <\/p>\n <\/div>\n\n \n <div class=\"section-title\">Classements SSDF \/ CCRL Historiques \u2014 S\u00e9rie Rybka<\/div>\n <div class=\"section-inner\">\n <p style=\"font-size:0.84em; color:#888; margin: 0 0 14px 0;\">\n Sources : SSDF (Svenska schackdatorf\u00f6reningen) et CCRL 40\/40. Progression de la s\u00e9rie Rybka mono-thread et multiprocesseur.\n <\/p>\n <table class=\"ssdf-table\">\n <thead>\n <tr>\n <th>Version<\/th>\n <th>Hardware<\/th>\n <th>Threads<\/th>\n <th>Elo<\/th>\n <th>Parties<\/th>\n <th>Note<\/th>\n <\/tr>\n <\/thead>\n <tbody>\n <tr>\n <td>Rybka 1.0 Beta<\/td>\n <td>Athlon 1.2 GHz<\/td>\n <td>1<\/td>\n <td>~2780<\/td>\n <td>\u2014<\/td>\n <td>Entr\u00e9e fracassante dans les listes 2005<\/td>\n <\/tr>\n <tr>\n <td>Rybka 2.2<\/td>\n <td>Athlon 1.2 GHz<\/td>\n <td>1<\/td>\n <td>2898<\/td>\n <td>692<\/td>\n <td>Premi\u00e8re version SSDF significative<\/td>\n <\/tr>\n <tr class=\"peak-row\">\n <td>Rybka 2.3.1<\/td>\n <td>Athlon 1.2 GHz<\/td>\n <td>1<\/td>\n <td>2920<\/td>\n <td>887<\/td>\n <td>Pic SSDF mono-thread \u2014 r\u00e9f\u00e9rence du gauntlet<\/td>\n <\/tr>\n <tr>\n <td>Rybka 2.3.2 MP<\/td>\n <td>Q6600 2.4 GHz<\/td>\n <td>4<\/td>\n <td>~3060<\/td>\n <td>\u2014<\/td>\n <td>Premi\u00e8re version MP officielle<\/td>\n <\/tr>\n <tr>\n <td>Rybka 3<\/td>\n <td>Q6600 2.4 GHz<\/td>\n <td>4<\/td>\n <td>~3130<\/td>\n <td>~800<\/td>\n <td>Bond algorithmique majeur<\/td>\n <\/tr>\n <tr>\n <td>Rybka 4<\/td>\n <td>Core i7 3.x GHz<\/td>\n <td>4\u20138<\/td>\n <td>~3230<\/td>\n <td>~1200<\/td>\n <td>Derni\u00e8re version commerciale \u2014 sommet de la s\u00e9rie<\/td>\n <\/tr>\n <tr class=\"ryzen-row\">\n <td>Rybka 2.4MP (8 threads)<\/td>\n <td>Ryzen 9 7950X3D<\/td>\n <td>8<\/td>\n <td>3230 \u00b1 21<\/td>\n <td>72<\/td>\n <td>Mesure maison 2026 \u2014 \u00e9quivaut \u00e0 Rybka 4 !<\/td>\n <\/tr>\n <\/tbody>\n <\/table>\n <p style=\"font-size:0.78em; color:#666; margin-top: 10px;\">\n \u2605 = pic historique SSDF mono-thread. \u26a1 = mesure exp\u00e9rimentale cross-hardware Ryzen 9 7950X3D. Les valeurs CCRL sont approximatives pour les versions anciennes, les conditions de test diff\u00e9rant l\u00e9g\u00e8rement des conditions SSDF.\n <\/p>\n <\/div>\n\n \n <div class=\"section-title\">Palmar\u00e8s \u2014 Vasik Rajlich & Rybka<\/div>\n <div class=\"section-inner\">\n <div class=\"wccc-timeline\">\n <div class=\"wccc-item gold\">\n <div class=\"wccc-year\">2007<\/div>\n <div class=\"wccc-result\">\ud83c\udfc6 1er<\/div>\n <div class=\"wccc-place\">WCCC Amsterdam<\/div>\n <\/div>\n <div class=\"wccc-item gold\">\n <div class=\"wccc-year\">2008<\/div>\n <div class=\"wccc-result\">\ud83c\udfc6 1er<\/div>\n <div class=\"wccc-place\">WCCC Beijing<\/div>\n <\/div>\n <div class=\"wccc-item gold\">\n <div class=\"wccc-year\">2009<\/div>\n <div class=\"wccc-result\">\ud83c\udfc6 1er<\/div>\n <div class=\"wccc-place\">WCCC Pamplona<\/div>\n <\/div>\n <div class=\"wccc-item gold\">\n <div class=\"wccc-year\">2010<\/div>\n <div class=\"wccc-result\">\ud83c\udfc6 1er<\/div>\n <div class=\"wccc-place\">WCCC Kanazawa<\/div>\n <\/div>\n <div class=\"wccc-item\">\n <div class=\"wccc-year\">2005\u20132011<\/div>\n <div class=\"wccc-result\">\u2605 #1<\/div>\n <div class=\"wccc-place\">SSDF \/ CCRL<br>classements mondiaux<\/div>\n <\/div>\n <div class=\"wccc-item\">\n <div class=\"wccc-year\">2011<\/div>\n <div class=\"wccc-result\">\u26a0 Exclu<\/div>\n <div class=\"wccc-place\">ICGA \u2014 plagiat<br>pr\u00e9sum\u00e9 Crafty\/Fruit<\/div>\n <\/div>\n <\/div>\n <p style=\"font-size:0.78em; color:#666; margin-top:10px;\">\n Rybka a domin\u00e9 les classements mondiaux de 2005 \u00e0 2011, remportant 4 titres WCCC cons\u00e9cutifs. En 2011, l'ICGA a r\u00e9voqu\u00e9 ces titres et banni Vasik Rajlich pour plagiat pr\u00e9sum\u00e9 de code source de Crafty et Fruit \u2014 une d\u00e9cision rest\u00e9e controvers\u00e9e dans la communaut\u00e9 des \u00e9checs par ordinateur, Rajlich ayant contest\u00e9 les accusations.\n <\/p>\n <\/div>\n\n \n <div class=\"section-title\">Innovations Techniques de Rybka<\/div>\n <div class=\"section-inner\">\n <div class=\"innov-grid\">\n <div class=\"innov-card\">\n <div class=\"innov-title\">\u00c9valuation probabiliste r\u00e9volutionnaire<\/div>\n <p>Vasik Rajlich, docteur en math\u00e9matiques du MIT, a introduit une fonction d'\u00e9valuation bas\u00e9e sur des concepts probabilistes avanc\u00e9s. Rybka \u00e9value les positions avec une finesse positionnelle qui d\u00e9passait tout ce qui existait en 2005 \u2014 d'o\u00f9 son bond imm\u00e9diat de 100+ Elo sur la concurrence.<\/p>\n <\/div>\n <div class=\"innov-card\">\n <div class=\"innov-title\">Scalabilit\u00e9 MP exceptionnelle<\/div>\n <p>La version Rybka MP d\u00e9montre une scalabilit\u00e9 multiprocesseur remarquable. Le passage de 1 \u00e0 8 threads apporte un gain estim\u00e9 \u00e0 +160 Elo \u2014 un rendement sup\u00e9rieur \u00e0 Junior ou Shredder sur le m\u00eame nombre de c\u0153urs, attestant d'une impl\u00e9mentation parall\u00e8le particuli\u00e8rement efficace.<\/p>\n <\/div>\n <div class=\"innov-card\">\n <div class=\"innov-title\">Compr\u00e9hension structurelle profonde<\/div>\n <p>Rybka excelle dans l'\u00e9valuation des structures de pions complexes, des cases faibles et des finales. Son style de jeu \u2014 solide, technique, presque humain \u2014 a conduit de nombreux GMs \u00e0 l'utiliser comme outil d'analyse, une premi\u00e8re pour un programme d'\u00e9checs.<\/p>\n <\/div>\n <div class=\"innov-card\">\n <div class=\"innov-title\">Domination historique des classements<\/div>\n <p>De 2005 \u00e0 2011, Rybka a occup\u00e9 la premi\u00e8re place de tous les classements informatiques sans interruption. Aucun autre moteur de l'\u00e8re pr\u00e9-NNUE n'a r\u00e9alis\u00e9 une domination aussi longue et aussi nette sur l'ensemble de la concurrence mondiale.<\/p>\n <\/div>\n <\/div>\n <\/div>\n\n \n <div class=\"section-title\">Chronologie Rybka<\/div>\n <div class=\"section-inner\">\n <ul class=\"timeline\">\n <li><span class=\"tl-year\">2005<\/span><span class=\"tl-event\">Vasik Rajlich publie <strong>Rybka 1.0 Beta<\/strong>. Entr\u00e9e imm\u00e9diate dans le top 5 mondial \u2014 la communaut\u00e9 est stup\u00e9faite du bond de performance.<\/span><\/li>\n <li><span class=\"tl-year\">2006<\/span><span class=\"tl-event\"><strong>Rybka 2.2<\/strong> puis <strong>2.3.1<\/strong> \u2014 premi\u00e8re place SSDF \u00e0 2920 Elo. Rybka domine toutes les listes mondiales.<\/span><\/li>\n <li><span class=\"tl-year\">2007<\/span><span class=\"tl-event\"><strong>Rybka 2.4MP<\/strong> \u2014 version multiprocesseur. <strong>WCCC Amsterdam<\/strong> : premier titre mondial. Rybka est d\u00e9sormais intouchable en comp\u00e9tition.<\/span><\/li>\n <li><span class=\"tl-year\">2008<\/span><span class=\"tl-event\"><strong>Rybka 3<\/strong> publi\u00e9e. <strong>WCCC Beijing<\/strong> \u2014 deuxi\u00e8me titre cons\u00e9cutif. Bond algorithmique significatif.<\/span><\/li>\n <li><span class=\"tl-year\">2009\u20132010<\/span><span class=\"tl-event\"><strong>WCCC Pamplona<\/strong> et <strong>Kanazawa<\/strong> \u2014 3e et 4e titres. <strong>Rybka 4<\/strong> publi\u00e9e en 2010, derni\u00e8re version commerciale.<\/span><\/li>\n <li><span class=\"tl-year\">2011<\/span><span class=\"tl-event\">L'ICGA r\u00e9voque les 4 titres WCCC et bannit Rajlich pour plagiat pr\u00e9sum\u00e9 de Crafty et Fruit. D\u00e9cision controvers\u00e9e, contest\u00e9e par Rajlich.<\/span><\/li>\n <li><span class=\"tl-year\">2013+<\/span><span class=\"tl-event\">Stockfish, Komodo et Houdini d\u00e9passent progressivement Rybka. L'\u00e8re NNUE (2020+) rendra obsol\u00e8tes tous les moteurs alpha-beta classiques.<\/span><\/li>\n <li><span class=\"tl-year\">2026<\/span><span class=\"tl-event\">Mesure exp\u00e9rimentale : <strong>Rybka 2.4MP, 8 threads, Ryzen 9 7950X3D<\/strong> \u2014 performance de <strong>3230 \u00b1 21 Elo<\/strong>. \u00c9quivaut \u00e0 Rybka 4 sur i7 \u2014 +310 pts vs Rybka 2.3.1 sur Athlon.<\/span><\/li>\n <\/ul>\n <\/div>\n\n \n <div class=\"section-inner\" style=\"padding-top: 0;\">\n <div class=\"quote-box\">\n <p>\"Rybka est d'une classe \u00e0 part. Il n'y a plus de comp\u00e9tition au sommet \u2014 c'est Rybka, puis les autres.\"<\/p>\n <span class=\"quote-src\">\u2014 Consensus des classements SSDF et CCRL, 2006\u20132010<\/span>\n <\/div>\n <div class=\"quote-box\">\n <p>\"En 2026, Rybka 2.4MP en 8 threads sur Ryzen 9 7950X3D atteint 3230 Elo \u2014 exactement le niveau de Rybka 4 sur Core i7, sorti 3 ans plus tard. Le Zen 4 3D compense \u00e0 lui seul trois ann\u00e9es de d\u00e9veloppement algorithmique. Le sans-faute absolu (6V \/ 0D) sur un pool moyen \u00e0 3039 Elo confirme la sup\u00e9riorit\u00e9 architecturale de Rybka MP, intacte deux d\u00e9cennies apr\u00e8s sa conception.\"<\/p>\n <span class=\"quote-src\">\u2014 Laboratoire Chroniques Software, Gauntlet maison 2026<\/span>\n <\/div>\n <\/div>\n\n <div class=\"footer-note\">\n Exp\u00e9rience \"Chroniques Software\" \u2014 Laboratoire 2026 \u2014 Rybka 2.4MP (8 threads) sur AMD Ryzen 9 7950X3D \u2014 Performance confirm\u00e9e : <strong>3230 \u00b1 21 Elo<\/strong> (72 parties, \u03c3 = 400 \u00d7 \u221a(p\u00b7(1\u2212p)\/N)).\n <\/div>\n\n <\/div>\n<\/div>\n<\/body>\n<\/html>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Rybka 2.4MP \u2014 8 threads | Ryzen 9 7950X3D | Performance : 3230 \u00b1 21 Elo<br \/>\nSans-faute absolu sur 72 parties : 6 victoires, 0 d\u00e9faite, 0 nul contre un pool d’opposition moyen \u00e0 3039 Elo. Le moteur de Vasik Rajlich, con\u00e7u en 2007, atteint sur Ryzen 9 7950X3D le m\u00eame niveau que Rybka 4 sur Core i7 \u2014 une version sortie trois ans plus tard avec des am\u00e9liorations algorithmiques majeures. Le Zen 4 3D compense \u00e0 lui seul trois ann\u00e9es de d\u00e9veloppement logiciel, portant Rybka 2.4MP \u00e0 +310 Elo au-dessus de sa r\u00e9f\u00e9rence SSDF sur Athlon 1.2 GHz.<\/p>\n","protected":false},"author":1,"featured_media":3455,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":""},"categories":[37],"tags":[],"rttpg_featured_image_url":{"full":["https:\/\/www.chess.lumn.eu\/wordpress\/wp-content\/uploads\/2026\/03\/Gemini_Generated_Image_uv6a22uv6a22uv6a.png",1136,941,false],"landscape":["https:\/\/www.chess.lumn.eu\/wordpress\/wp-content\/uploads\/2026\/03\/Gemini_Generated_Image_uv6a22uv6a22uv6a.png",1136,941,false],"portraits":["https:\/\/www.chess.lumn.eu\/wordpress\/wp-content\/uploads\/2026\/03\/Gemini_Generated_Image_uv6a22uv6a22uv6a.png",1136,941,false],"thumbnail":["https:\/\/www.chess.lumn.eu\/wordpress\/wp-content\/uploads\/2026\/03\/Gemini_Generated_Image_uv6a22uv6a22uv6a-150x150.png",150,150,true],"medium":["https:\/\/www.chess.lumn.eu\/wordpress\/wp-content\/uploads\/2026\/03\/Gemini_Generated_Image_uv6a22uv6a22uv6a-300x249.png",300,249,true],"large":["https:\/\/www.chess.lumn.eu\/wordpress\/wp-content\/uploads\/2026\/03\/Gemini_Generated_Image_uv6a22uv6a22uv6a-1024x848.png",1024,848,true],"1536x1536":["https:\/\/www.chess.lumn.eu\/wordpress\/wp-content\/uploads\/2026\/03\/Gemini_Generated_Image_uv6a22uv6a22uv6a.png",1136,941,false],"2048x2048":["https:\/\/www.chess.lumn.eu\/wordpress\/wp-content\/uploads\/2026\/03\/Gemini_Generated_Image_uv6a22uv6a22uv6a.png",1136,941,false],"neve-blog":["https:\/\/www.chess.lumn.eu\/wordpress\/wp-content\/uploads\/2026\/03\/Gemini_Generated_Image_uv6a22uv6a22uv6a-930x620.png",930,620,true]},"rttpg_author":{"display_name":"valterd","author_link":"https:\/\/www.chess.lumn.eu\/wordpress\/author\/valterd\/"},"rttpg_comment":0,"rttpg_category":"<a href=\"https:\/\/www.chess.lumn.eu\/wordpress\/category\/soft\/\" rel=\"category tag\">Soft<\/a>","rttpg_excerpt":"Rybka 2.4MP \u2014 8 threads | Ryzen 9 7950X3D | Performance : 3230 \u00b1 21 Elo Sans-faute absolu sur 72 parties : 6 victoires, 0 d\u00e9faite, 0 nul contre un pool d'opposition moyen \u00e0 3039 Elo. Le moteur de Vasik Rajlich, con\u00e7u en 2007, atteint sur Ryzen 9 7950X3D le m\u00eame niveau que Rybka 4…","_links":{"self":[{"href":"https:\/\/www.chess.lumn.eu\/wordpress\/wp-json\/wp\/v2\/posts\/3448"}],"collection":[{"href":"https:\/\/www.chess.lumn.eu\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.chess.lumn.eu\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.chess.lumn.eu\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.chess.lumn.eu\/wordpress\/wp-json\/wp\/v2\/comments?post=3448"}],"version-history":[{"count":6,"href":"https:\/\/www.chess.lumn.eu\/wordpress\/wp-json\/wp\/v2\/posts\/3448\/revisions"}],"predecessor-version":[{"id":3458,"href":"https:\/\/www.chess.lumn.eu\/wordpress\/wp-json\/wp\/v2\/posts\/3448\/revisions\/3458"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.chess.lumn.eu\/wordpress\/wp-json\/wp\/v2\/media\/3455"}],"wp:attachment":[{"href":"https:\/\/www.chess.lumn.eu\/wordpress\/wp-json\/wp\/v2\/media?parent=3448"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.chess.lumn.eu\/wordpress\/wp-json\/wp\/v2\/categories?post=3448"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.chess.lumn.eu\/wordpress\/wp-json\/wp\/v2\/tags?post=3448"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}