http://bugs.winehq.org/show_bug.cgi?id=17900
--- Comment #8 from Michael Abbott michael@araneidae.co.uk 2009-06-12 14:53:47 --- (In reply to comment #5)
Looks fine to me here with a nvidia geforce 5200fx and 8800GTS, sounds like an ATI only issue...
Yes, it's ATI only -- I've given up, and switched to nVidia, and this bug has gone away for me.