Quote Originally Posted by [XC] riptide View Post
Srsly? We need more results like this to build a consensus. do you have Wu for WU like comparison? (same WU's).

We need same cards clocks, same GPU2 WU's on diff OS, Vista and Windows 7.
Yo're in luck, I did a couple of screen grabs (will upload later) but the jist is that xp 32, Vista 64 and 7-64 running 295s all complete a work unit in approximately 1hr 10minutes so F@H appears to be OS agnositc.