Gigabyte GA-990FXA-UD5

Chipset
North Bridge	AMD 990FX
South Bridge	AMD SB950
CPU Supported
Socket Type	AM3+/AM3
AMD CPU Support	Phenom II, Athlon II, AM3+ FX
Max Processor Watts Supported	140W
Front Side Bus	5200MT/s
Memory
Max Memory Supported Per Slot	8GB
Memory Type	DDR3
Memory Speeds Supported	DDR3-2000 (O.C.), DDR3-1866, DDR3-1600, DDR3-1333, DDR3-1066
Memory Slots	4 x 240pin DIMM
Max Memory Supported	32GB
Memory Channel Support	Dual Channel
Storage Controllers
SATA 6Gb/s	8
SATA RAID	0/1/5/10/JBOD
Video
Onboard Graphic Chipset	None
NVIDIA Multi-GPU Support	2-Way SLI, 3-Way SLI
AMD Multi-GPU Support	CrossFireX 2-Way CrossFireX, 3-Way CrossFireX
Audio
Audio System	Realtek ALC889
Audio Channels	8-Channel
Networking
LAN Chipset	Realtek RTL8111E
LAN Speed	10/100/1000Mbps
Expansion Slots
PCI Express 2.0 x16	5
PCI Express x1	1
PCI	1
Back Panel Ports
PS/2	1
USB 2.0	8
USB 3.0	2
FireWire 400	1
eSATA 6Gb/s	2
LAN RJ-45	1
Audio Ports	6
Digital Audio	1 x Optical
Internal I/O
USB	3 x USB 2.0 Headers (supports 6 additional USB ports) 1 x USB 3.0 Header (supports 2 additional USB ports)
FireWire	1 x IEEE-1394a Header
Other I/O	Front Audio Header Front Panel Header S/PDIF-Out Header 1 x CPU Fan Header 2 x System Fan Headers 1 x Power Fan Header Serial Port Header Clearing CMOS Jumper TPM Module Connector
Power
ATX Power Connector	24-pin
ATX12V / EPS 12V Connector	8-pin
Environmental Standards	ErP Ready
Physical
Form Factor	ATX
Dimensions (WxD)	(305mm x 244mm) 12" x 9.6"