http://bugs.winehq.org/show_bug.cgi?id=10400
--- Comment #9 from Vitaliy Margolen vitaliy@kievinfo.com 2007-12-15 11:16:00 --- Still present in 0.9.51. Setting "cl_drawmonitors 0" immediately improves performance to somewhere past 35 FPS. Setting "cl_drawmonitors 1" slows it down to a crawl again.