i cant choose between them....i know the pro has 12 piplines...but high clocks.....the gt is a good card....and so is the xl.......i need to know if i got the x800 pro...i hear u can unlock to 16 pipelines....but is it the same performance as the higher end cards?....or is it not "real" 16 pipelines?....and can i jsut open them temperarily...i hear ppl can mess up their cards that way...and im not a rich guy....please any feeback will be good....im looking to spend... around 250...buying off forums of course...i cant afford retail......thanks guys