My specs:
4200 x2 @ 2.8ghz
HD4850 512mb
2gb RAM (not enough for 64bit, I know, but everything seems to run fine)
Windows 7 64bit
The problem:
Installed the 9.10 Radeon drivers for Win7 last night to see if they helped out after Dragon Age froze - seemed to help.
Started PES2010...