Is this a good gaming compatible computer?

hey guys im looking to buy a new comp for the new i would like some feedback anything i should change or recomended

1 x AMD Phenom II X4 965 Black Edition Quad Core Processor AM3 3.4GHZ 8MB Cache 125W 45NM Retail Box
1 x Please Use The Heatsink Included with My CPU -NOT Available with OEM Processors
1 x Gigabyte GA-870A-UD3 AMD870 ATX AM3 DDR3 1PCI-E 2PCI RAID HD Sound GBLAN SATA3 USB3.0 Motherboard
1 x Corsair XMS3 CMP4GX3M2A1600C8 Dominator 4GB DDR3 2X2GB DDR3-1600 CL 8-8-8-24 Core i5 *IR-$16.81*
1 x EVGA GeForce GTX 480 Superclocked Fermi 725MHZ 1536MB 3.8GHZ GDDR5 2XDVI Mini-HDMI PCI-E Video Card
1 x NZXT LEXA S ATX Mid Tower Case Black 4X5.25 7X3.5INT Front USB Audio eSATA No PS
1 x Corsair TX750W 750W ATX 12V 60A 24PIN ATX Power Supply Active PFC 140MM Fan
1 x Microsoft Windows 7 Home Premium Edition 64BIT DVD OEM
1 x Western Digital Caviar Black 640GB SATA3 6GB/S 7200RPM 64MB Cache 3.5IN Dual Proc Hard Drive OEM
1 x LG GH22NS50 Black 22X SATA DVD Writer OEM