Hardware: Intel(R) Core(TM) i7 CPU 950 @ 3.07GHz8x 3074 MHz with 4.096 MB Memory
Operating system: Microsoft Windows XP 64 Bit Professional Service Pack 2 (Build 3790)
All engines 1 CPU
Arena 2.0.1 GUI
128MB Hash Tables
3-4-5 EGTBs
Ponder off
Book GrandPQRS-3moves (2.358 starting selected positions, from Norm Pollock collections), each pair plays the same position with switched colours.
40 moves in 23 minutes repeating (adapted to the CCRL 40/40 standard)
Engine Score
1: Critter 1.2 64-bit -3245- 70.0/120 ••••••••••••••••••••••••
2: Rybka 4.1 64-bit 3223 15.0/24 =1=====1101==1=0==1===11
3: Houdini 1.5a 64-bit 3268 11.5/24 0=01=10======1010=010101
4: Stockfish 2.1.1 64-bit 3186 11.0/24 ===1=10=0====0===10=0===
5: Komodo 2.01 64-bit 3169 8.5/24 =01==00==00=0==0010==01=
6: Naum 4.2 64-bit 3096 4.0/24 =000000====00=00=00=0000
(All ELOs referred to the last Chess Computer Rating List when tournament starts, except -XXXX- one, wich is referred to performance).