TESTING STOCKFISH BULLET 280915 = 1920 GAMES

FIRST LEG. FIXED TIME CONTROL. 960 GAMES

6 real cores

Ponder: Off.
GUI: Fritz 14
Book: Perfect 2014c – Limit 5 moves. Sedat –
No tablebases. No RTB used.
Hash 512
Relative Speed: 29.54
Knodes per second: 14.177

Time control 4 + 0

Stockfish 280915b 64 SSE42_X6 - Komodo 9.2 64-bit_x6 61.0 - 59.0 +25/=72/-23 50.83%
Stockfish 280915b 64 SSE42_X6 - Stockfish 190915 64 POP_6 65.5 - 54.5 +14/=103/-3 54.58%
Stockfish 280915b 64 SSE42_X6 - Houdini 4 x64_st_X6_CT0 82.5 - 37.5 +51/=63/-6 68.75%
Stockfish 280915b 64 SSE42_X6 - Gull 3 x64 XP 83.0 - 37.0 +48/=70/-2 69.17%

Score using 6 cores: 292.0 – 188.0 = 60.83%
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8 real cores

Ponder: Off
GUI: Fritz 14
Book: Perfect 2014c – Limit 5 moves. Sedat –
No tablebases. No RTB used.
Hash 1024
Relative Speed: 53.22
Knodes per Second: 25.543

Time Control= 4 + 0
Stockfish 280915b 64 BMI2_X8 - Komodo 9.2 64-bit_x8 63.0 - 57.0 +25/=76/-19 52.50%
Stockfish 280915b 64 BMI2_X8 - Stockfish 190915 64 BMI2_8 60.0 - 60.0 +9/=102/-9 50.00%
Stockfish 280915b 64 BMI2_X8 - Houdini 4 Pro x64_Ct0_8 88.5 - 31.5 +58/=61/-1 73.75%
Stockfish 280915b 64 BMI2_X8 - Gull 3 x64 XPx8 80.5 - 39.5 +48/=65/-7 67.08%

Score using 8 real cores: 292.0 – 188.0 = 60.83%
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Against : Komodo 9.2 (3251) = 51.66% Stockfish 190915 (3262) = 52.29% Houdini 4 (3136) = 71.25%, Gull 3 XP (3103) = 68.13%

Average Elo of Oponents= 3.188

GLOBAL SCORE AFTER 960 GAMES AT FIXED TIME CONTROL = 584.0 – 376.0 = 60.83%
ESTIMATED ELO PERFORMANCE FOR STOCKFISH BULLET 281915 AFTER 960 GAMES= 3.264

Error Bars = +/- 16.

At Fixed Time Control this fast Bullet’s compile has performed 8 Elo Point better than the current leader in my tests Stockfish Development 190915 (3.156 at Fixed Time Control). Let’s see if it can maintain this advantadge in the second leg of this test, at Incremental Time Control.

Regards,

Tom Casanovas


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