This is my first build so I appreciate all your help in advance. Please let me know if all these parts are compatible and also if there are any suggestions for substitutions! Thanks so much!
SAMSUNG Spinpoint F3 HD502HJ 500GB 7200 RPM SATA 3.0Gb/s 3.5" Internal Hard Drive -Bare Drive
G.SKILL 4GB (2 x 2GB) 240-Pin DDR3 SDRAM DDR3 1600 (PC3 12800) Dual Channel Kit Desktop Memory Model F3-12800CL9D-4GBNQ
AMD Phenom II X4 955 Black Edition Deneb 3.2GHz Socket AM3 125W Quad-Core Processor HDZ955FBGMBOX
ASRock 870 EXTREME3 AM3 AMD 870 SATA 6Gb/s USB 3.0 ATX AMD Motherboard
LITE-ON CD/DVD Burner - Bulk Black SATA Model iHAS124-04
Microsoft Windows 7 Home Premium 64-bit 1-Pack for System Builders
EVGA 012-P3-1470-AR GeForce GTX 470 (Fermi) 1280MB 320-bit GDDR5 PCI Express 2.0 x16 HDCP Ready SLI Support Video Card
NZXT TEMPEST EVO Crafted Series TEVO-001BK Black Steel / Plastic ATX Mid Tower Computer Case
CORSAIR HX Series CMPSU-520HX 520W ATX12V v2.2 and EPS12V 2.91 SLI Certified CrossFire Ready 80 PLUS Certified Modular Active PFC Compatible with Core i7 Power Supply
Grand Total: $935.91
SAMSUNG Spinpoint F3 HD502HJ 500GB 7200 RPM SATA 3.0Gb/s 3.5" Internal Hard Drive -Bare Drive
G.SKILL 4GB (2 x 2GB) 240-Pin DDR3 SDRAM DDR3 1600 (PC3 12800) Dual Channel Kit Desktop Memory Model F3-12800CL9D-4GBNQ
AMD Phenom II X4 955 Black Edition Deneb 3.2GHz Socket AM3 125W Quad-Core Processor HDZ955FBGMBOX
ASRock 870 EXTREME3 AM3 AMD 870 SATA 6Gb/s USB 3.0 ATX AMD Motherboard
LITE-ON CD/DVD Burner - Bulk Black SATA Model iHAS124-04
Microsoft Windows 7 Home Premium 64-bit 1-Pack for System Builders
EVGA 012-P3-1470-AR GeForce GTX 470 (Fermi) 1280MB 320-bit GDDR5 PCI Express 2.0 x16 HDCP Ready SLI Support Video Card
NZXT TEMPEST EVO Crafted Series TEVO-001BK Black Steel / Plastic ATX Mid Tower Computer Case
CORSAIR HX Series CMPSU-520HX 520W ATX12V v2.2 and EPS12V 2.91 SLI Certified CrossFire Ready 80 PLUS Certified Modular Active PFC Compatible with Core i7 Power Supply
Grand Total: $935.91