s18000rpm said:before going for PCI-e GFX card just make sure whether the HP Pavilion has a PCI-e 16x slot.
coz i bought my HP Pavilion in 2005 Nov, & it did not have PCI-e Slot. only 3 PCI slots were there.
i agree with shaunak. 6600 will be better than 7300.shaunak said:Idd suggest you get the 6600 for 3.5K. Save a thousant towards you DX10 card since both cards are equally matched.