Video:Sapphire Radeon HD 4850 Video Card @ Benchmark ReviewsPNY GTX 260 Video Card Review @ I4USapphire HD 4850 @ InsideHWDiamond HD4870 Review @ NeoseekerDiamond HD 4870 512MB Reviewed @ TheTechLoungeATI 48xx Architecture @ InsideHWATI Radeon HD4850 Crossfire Performance @ CPU3DAsus EN9600GT Top/HTDI/512M Videocard Review @ PCStatsGigabyte Radeon HD4870 (512Mb GDDR5) @ CPU3DMotherboards and Chipsets:Intel DX48BT2 Motherboard Review @ Motherboards.orgProcessors:asfdfMemory and Storage:asdfasdfasdfPower:Sigma