I have win7 and a few games like BF3, F1 2011, skyrim, on a M4 128GB
And "older" games like starcraft2, BFBC2, I have on a 640GB caviar black. I plan to get a another cheap 120GB SSD next year and I guess raid them
Kingston SVP200S3/120G 120GB SSDNow V+200 SATA 3 2.5 Solid State Drive - DirectCanada