Key Specifications: M4A89GTD PRO
http://www.asus.com/product.aspx?P_ID=Gdf0vtpVf72LTYgs
CPU : AMD Socket AM3;PhenomII/AthlonII/Sempron 100 Series Processor
AMD 140W CPU Support,AMD Cool ’n’ Quiet Technology, Supports
45nm CPU
Chipset : AMD 890GX/SB850
Memory : 4xDIMM,Max.16 GB,DDR3 2000(O.C.)/1333/1066ECC,Non-ECC,Un-
buffered Memory, Dual Channel memory architecture,
Exp. Slots : 2 x PCIe 2.0 x16 support ATI CrossFireX technology (dual x 8
speed),1 x PCIe 2.0 x4,1 x PCIe 2.0 x1,2 x PCI
System Bus : Up to 5200 MT/s ; HyperTransport 3.0
Storage : SB850 Chipset
6 xSATA 6.0 Gb/s ports Support RAID 0,1,5,10
1 xUltraDMA 133/100 for up to 2 PATA devices
1 xExternal Power eSATA 3.0Gb/s port
Feature : Realtek 8111E Gigabit LAN controller featuring AI NET2
ALC 892 8-Channel High Definition Audio CODEC
14 USB 2.0/1.1 ports (8 ports at mid-board, 6 ports at back
panel)