Video Card: SAPPHIRE 100106SR-RD Radeon X850XT 256MB 256-bit PCI Express x16 Video Card $180
CPU: AMD Athlon 64 3700+ San Diego 1GHz HT 1MB L2 Cache Socket 939 Processor $212
Motherboard: ASUS A8R-MVP Socket 939 ATI Radeon XPRESS 200 CrossFire ATX AMD CrossFire Motherboard $96
Sound Card: Creative Sound Blaster SB0570 Audigy SE 7.1 Channels 24-bit 96KHz PCI Interface Sound Card $28.99
Power Supply: Antec NEOPOWER 480 ATX12V v2.0 480W Power Supply 100 - 240V TUV, UL, CUL, CE, CB, FCC $95
im going to have to make sure weverythngs compatible but it should be. total: $612. all u need is a case and some memory. ill leave that up to u. ull probably hit about $750-800. if thats too much, downgrade.