I have a old computer with a intel 2.6 HT processor and 1.5gb ddr1 ram and a pcie 1.0 slot. so i wanted to buy a graphics card that will play high definition vids very smoothly and it should also remove the load from the cpu. i was thinking of ati radeon 4350 pcie2.0 but i dont know if it work with my pcie1. slot as it is smaller in size...im sorry im a amatuer in this stuff...also can anyone name a few graphics card for me o play HD stuff very smoothly and will the above config suffice to play HD movies...thanks in advance