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 ECO_03_PLY_Unique(40) (40 most played ECOs up to 3 PLYs from the last 30 years, based on Norm Pollock collections, no final position is repeated in the whole database), 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 41.0/80
2: Rybka 4.1 64-bit 39.0/80