Hey, I'm runnin' a 2.8ghz Celeron, and a Radeon 9800 256mb. I got 1gig of ram, but it's pc-2100. Do you think my processor is bottleneckin' my graphics card? Also, I'm lookin' to buy a new processor. What's a good, valuable processor that would match my system? Socket 478, hyper-threadin ready.