"This would be a powerfull system"

"This system is just an example composition towards the compatibity learning procedure of assembling a new PC."

Motherboard : Gigabyte GA-790FXTA-UD5 Motherboard

Supporting AM3+DDR3+USB 3.0 and SATA 3.0 using the 790FX chipset.

Marvell SE9128 SATA3 interface
AM3 CPU Support
Advanced 8+2 phase CPU VRM power design
Dual Channel DDR3 1866+
3 PCI-E 2.0 x16 graphics interface

Socket Socket AM3
Memory speed 1866 (OC)/1600/1333/1066/800 DDR3
Processor Types AMD Phenom II X3, X4 (X4 810)

Memory Type DDR3
Memory Channels Double
Maximum Memory 16GB
External Graphics PCI Express x16 x3

IGP N/A
IDE 133/100/66
SCSI None
SATA 6.0 GB/s
Form Factor : ATX

"..We can also choose the AMD Phenom II X3 processors, but I choose the X4, not much price difference though."

Processor : AMD Phenom II X4 810 Deneb, 2.6GHz, 4 x 512KB L2 Cache, 4MB L3 Cache, Socket AM3, 95W Quad-Core Processor

"...And any of the Graphic video card:"

Radeon HD 4670 Video Card (1GB, PCI-Express 2.0 x16, Dual DVI)

Radeon HD 4670 1GB DDR2 (HD-467X-ZDF2)

Radeon HD 4670 1.0 GB SDDR3 HDMI (HD-467X-DDF2)

Radeon HD 4670 1GB DDR2 (HD-467X-ZDQ7)

"..and any other compatible Graphic video card device...

I will be taking the memory (RAM) into consideration the next time"