There's 3dmark06 on Vista x64 with 4 x 1GB:
http://service.futuremark.com/compare?3dm06=3167024
and for comparison there's my system with 2GB ram and MCE 2005:
http://service.futuremark.com/compare?3dm06=3071586
That's 14264 vs 15013. CPU was 3.74GHz and GTX was @ 659|2040.
EDIT: I increased the ram to 998 for x64 and that raised the score a small amount.
http://service.futuremark.com/compare?3dm06=3167024
and for comparison there's my system with 2GB ram and MCE 2005:
http://service.futuremark.com/compare?3dm06=3071586
That's 14264 vs 15013. CPU was 3.74GHz and GTX was @ 659|2040.
EDIT: I increased the ram to 998 for x64 and that raised the score a small amount.