im wondering which series is better for bang for your buck. Im going to buy either one of these cards for the same price. can someone tell me which ones better? 8600get : http://www.i-tech.com.au/products/5768_XpertVision_GeForce_8600GT_256MB_128bit.aspx 2600xt: http://www.i-tech.com.au/products/19822_XpertVision_ATI_HD2600XT_256MB_Sonic.aspx THANKS!! PS: both these cards are dx10...will i still be able to run dx9 games on xp will no performance decline?