Intel Core 2 Duo E7400 Wolfdale 2.8GHz 3MB L2 Cache LGA 775 65W Dual-Core Processor - Retail
GIGABYTE GA-EP45-UD3R LGA 775 Intel P45 ATX Intel Motherboard - Retail
G.SKILL PI Black 4GB (2 x 2GB) 240-Pin DDR2 SDRAM DDR2 800 (PC2 6400) Dual Channel Kit Desktop Memory - Retail
SAPPHIRE 100265L Radeon HD 4830 512MB 256-bit GDDR3 PCI Express 2.0 x16 HDCP Ready CrossFire Supported Video Card - Retail
Western Digital Caviar Black WD6401AALS 640GB 7200 RPM 32MB Cache SATA 3.0Gb/s Hard Drive - OEM
SAMSUNG 22X DVD Burner Black SATA Model SH-S223F - OEM
Add hard drive, case and PSU to above.