I have just built my own computer and this is the specs for it:

• ThermalTake Lanbox Case
• Intel DG45ID Media Series Motherboard Micro ATX
• Intel Core 2 Duo 3.00Ghz
• 2.00 Gigs of Ram 800Mhz PNY
• 500gig Maxtor Hard Drive
• Corsair 620W Modular Power Supply

• Lite On IHES106-29 Blu-ray Disc Reader with DVD/CD Writer Combo

• Floppy Drive & USB 2.0 Internal Card Reader&Writer

• HIS Radeon HD 4870 IceQ4 + Turbo 1GB PCIe

There those are the specs for my new Home built computer and it runs like a dream!