Hey guys, what do you think of these specs for a new computer I'm buying?

AMD Athlon 64 X2 4000+ Dual Core Processor Socket AM2 Brisbane 2.1GHZ 2X512KB 65NM 65W

ASUS M2N-E ATX AM2 Nforce 570 Ultra PCI-E16 PCI-E4 2PCI-E1 3PCI SATA RAID Sound GBLAN Motherboard

Corsair Value Select PC2-5300 1X1GB DDR2-667 240PIN DIMM
(VS1GB667D2)

EVGA E-GEFORCE 7900GS KO 500MHZ 256MB 256BIT 1.38GHZ GDDR3 Dual DVI-I HDTV Out

Sparkle Power SPI ATX-400PN 400W ATX12V 20/24PIN Power Supply W/ 120MM Fan P4 AMD Ready OEM

Seagate Barracuda 250GB 7200.10 8MB 8.5MS SATA2 NCQ Hard Drive
(ST3250820AS) Samsung SH-S183A Black SATA DVD+RW 18X8X16 DVD-RW 18X6X16 DL 8X INT DVD Writer OEM W/ SW