AMD AM3+ FX™/Phenom™ II/Athlon™ II/Sempron™ 100 Series Processors
Supports AM3+ 32 nm CPU
Supports CPU up to 8 cores
Supports CPU up to 140 W
AMD Cool ´n´ Quiet™ Technology

AMD 990FX/SB950

4 x DIMM, Max. 32GB, DDR3 2400(O.C.)/2133(O.C.)/2000(O.C.)/1800(O.C.)/1600/1333/1066 MHz ECC, Non-ECC, Un-buffered Memory
Dual Channel Memory Architecture
* Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists).
* Due to OS limitation, when installing total memory of 4GB capacity or more, Windows® 32-bit operation system may only recognize less than 3GB. Install a 64-bit Windows® OS when you want to install 4GB or more memory on the motherboard.

Up to 5.2 GT/s HyperTransport™ 3.0

Supports NVIDIA® Quad-GPU SLI™ Technology
Supports NVIDIA® 3-Way SLI™ Technology
Supports AMD 3-Way CrossFireX™ Technology

3 x PCIe 2.0 x16 (dual x16 or x16/x8/x8)
1 x PCIe 2.0 x16 (x4 mode)
2 x PCIe 2.0 x1

AMD SB950 controller :
6 x SATA 6Gb/s port(s), red
Support Raid 0, 1, 5, 10
ASMedia® ASM1061 controller :
2 x SATA 6Gb/s port(s), red
2 x eSATA 6Gb/s port(s), red,

Intel®, 1 x Gigabit LAN Controller(s)

SupremeFX III built-in 8-Channel High Definition Audio CODEC
- Supports : Jack-detection, Multi-streaming, Front Panel Jack-retasking
Audio Feature :
- SupremeFX Shielding™ Technology
- 1500 uF Audio Power Capacitor
- Gold-plated jacks
- Blu-ray audio layer Content Protection 
- DTS Ultra PC II
- DTS Connect
- Optical S/PDIF out port(s) at back panel

ASMedia® USB 3.0 controller :
6 x USB 3.0 port(s) (4 at back panel, blue, 2 at mid-board)
AMD SB950 controller :
12 x USB 2.0 port(s) (8 at back panel, black+white, 4 at mid-board)

ROG Connect :
- RC Diagram
- RC Remote
- RC Poster
- GPU TweakIt
Extreme Engine Digi+ II :
- 8 + 2 phase power design
- 2 -phase Memory power design
UEFI BIOS features :
- ROG BIOS Print
- GPU.DIMM Post
iROG
Extreme Tweaker
Overclocking Protection :
- COP EX (Component Overheat Protection - EX)
- ASUS C.P.R.(CPU Parameter Recall)

ASUS Power Design :
- ASUS EPU
TurboV
ASUS Exclusive Features :
- AI Suite II
- Ai Charger+
- USB 3.0 Boost
- Disk Unlocker
ASUS Quiet Thermal Solution :
- ASUS Fan Xpert
ASUS EZ DIY :
- ASUS O.C. Profile
- ASUS CrashFree BIOS 3
- ASUS EZ Flash 2
- ASUS MyLogo 3
ASUS Q-Design :
- ASUS Q-Shield
- ASUS Q-Code
- ASUS Q-LED (CPU, DRAM, VGA, Boot Device LED)
- ASUS Q-Slot
- ASUS Q-DIMM
- ASUS Q-Connector

Windows® 8.1
Windows® 8
Windows® 7
Windows® Vista
Windows® XP

1 x PS/2 keyboard/mouse combo port(s)
2 x eSATA 6Gb/s
1 x LAN (RJ45) port(s)
4 x USB 3.0
8 x USB 2.0 (one port can be switched to ROG Connect)
1 x Optical S/PDIF out
6 x Audio jack(s)
1 x Clear CMOS button(s)
1 x ROG Connect On/ Off switch(es)

1 x USB 3.0 connector(s) support(s) additional 2 USB 3.0 port(s)
2 x USB 2.0 connector(s) support(s) additional 4 USB 2.0 port(s)
1 x TPM connector(s)
8 x SATA 6Gb/s connector(s)
2 x CPU Fan connector(s)
3 x Chassis Fan connector(s)
3 x Optional Fan connector(s)
1 x S/PDIF out header(s)
1 x 24-pin EATX Power connector(s)
1 x 8-pin ATX 12V Power connector(s)
1 x 4-pin ATX 12V Power connector(s)
1 x Front panel audio connector(s) (AAFP)
1 x System panel(s)
1 x DirectKey Button(s)
1 x DRCT header(s)
8 x ProbeIt Measurement Points
3 x Thermal sensor connector(s)
1 x EZ Plug connector(s) (4-pin Molex power connector)
1 x Power-on button(s)
1 x Reset button(s)
1 x Go Button(s)
1 x FastBoot switch(es)

User's manual
I/O Shield
6 x SATA 6Gb/s cable(s)
1 x 3-Way SLI bridge(s)
1 x SLI bridge(s)
1 x CrossFire cable(s)
1 x Q-connector(s) (2 in 1)
1 x ROG Connect cable(s)
1 x 12 in 1 ROG Cable Label(s)

64Mb Flash ROM, UEFI BIOS, PnP, DMI2.0, WfM2.0, SM BIOS 2.5, ACPI2.0a, Multi-Language BIOS

WOL by PME, WOR by PME, PXE

Drivers
GameFirst II
Kaspersky® Anti-Virus
DAEMON Tools Pro Standard
ROG CPU-Z
ASUS WebStorage
ASUS Utilities (AI SUITE II/TurboV EVO/ASUS Update)

ATX Form Factor
12 inch x 9.6 inch ( 30.5 cm x 24.4 cm )