Top engines, 1CPU x64 round robin

[ivoryknight]

Top engines, 1 CPU, x64 (and Naum 4.2 4CPU). 20-round round-robin. 720 games:

1 Houdini 2.0c Pro x64 1CPU 98.5/160
2 Houdini 1.5a x64 1CPU 87.0/160
3 Strelka 5.1 x64 83.5/160
4 Komodo64 SSE Version 4 1CPU 81.5/160
5 Critter 1.4 64-bit SSE4 1CPU 80.5/160
6 Komodo64 3 SSE 75.0/160
7 Stockfish 2.2.2 JA SSE42 1CPU 74.0/160
8 Naum 4.2 4CPU 73.0/160
9 Rybka 4.1 SSE42 x64 1CPU 67.0/160

Hardware: AMD Phenom II 1100T 6CPU with 16 GBs RAM @ 3.7 GHz
OS: Windows 7 Pro 64-bit, SP1
GUI: Fritz 13, patch #7
Hash: 128 MBs x # of CPUs
Book: Perfect2012.ctg (6 moves)
EGTBs: 3-, 4-, 5-man Gaviota, Nalimov, & TripleBases on an internal SSD (each with 32 MB cache where applicable)
Time control: 40 moves/2 minutes, repeating (40/4 adapted for the CCRL to benchmark 26)