Don't print 2d text over the scene. A lot of 2d text will slow many graphics cards to a crawl.
Use a realtici screen resolution. If your card can't handle 1600x1200 then don't use that res, use something realistic like 1024x768.
Use a realtici screen resolution. If your card can't handle 1600x1200 then don't use that res, use something realistic like 1024x768.