GB 990FXA-UD3 R5 AM3+

CPU AM3+ Socket:
AMD AM3+ FX processors
AMD AM3 Phenom™ II processor/ AMD Athlon™ II processor
(Please refer "CPU Support List" for more information.)
Hyper Transport Bus
5200 MT/s
Chipset
North Bridge: AMD 990FX
South Bridge: AMD SB950
Memory
4 x DDR3 DIMM sockets supporting up to 32 GB of system memory
* Due to a Windows 32-bit operating system limitation, when more than 4 GB of physical memory is installed, the actual memory size displayed will be less than the size of the physical memory installed.
Dual channel memory architecture
Support for DDR3 2000(O.C.)/1866/1600/1333/1066 MHz memory modules
* To support a DDR3 1866 MHz (and above) memory, you must install an AM3+ CPU first.
Support for Extreme Memory Profile (XMP) memory modules
(Please refer "Memory Support List" for more information.)
Audio
Realtek® ALC1150 codec
High Definition Audio
2/4/5.1/7.1-channel
Support for Dolby® Home Theater®
Support for S/PDIF Out
LAN
Realtek® GbE LAN chip (10/100/1000 Mbit)
Expansion Slots
2 x PCI Express x16 slots, running at x16 (PCIEX16_1, PCIEX16_2)
* For optimum performance, if only one PCI Express graphics card is to be installed, be sure to install it in the PCIEX16_1 slot; if you are installing two PCI Express graphics cards, it is recommended that you install them in the PCIEX16_1 and PCIEX16_2 slots.
2 x PCI Express x16 slots, running at x4 (PCIEX4_1, PCIEX4_2)
2 x PCI Express x1 slots
(All PCI Express slots conform to the PCI Express 2.0 standard.)
1 x PCI slot
Multi-Graphics Technology
Support for 2-Way AMD CrossFire™/NVIDIA® SLI™ technology (PCIEX16_1 and PCIEX16_2)
Storage Interface South Bridge:
6 x SATA 6Gb/s connectors (SATA3 0~5)
Support for RAID 0, RAID 1, RAID 5, RAID 10, and JBOD
Marvell® 88SE9172 chip:
2 x eSATA 6Gb/s connectors on the back panel
* Actual transfer rate is dependent on the device being connected.
Support for RAID 0 and RAID 1
USB Chipset:
14 x USB 2.0/1.1 ports (8 ports on the back panel, 6 ports available through the internal USB headers)
VIA® VL805 chip:
4 x USB 3.0/2.0 ports (2 ports on the back panel, 2 ports available through the internal USB header)
Internal I/O Connectors
1 x 24-pin ATX main power connector
1 x 8-pin ATX 12V power connector
6 x SATA 6Gb/s connectors
1 x CPU fan header
2 x system fan headers
1 x power fan header
1 x front panel header
1 x front panel audio header
1 x S/PDIF Out header
1 x USB 3.0/2.0 header
3 x USB 2.0/1.1 headers
1 x serial port header
1 x Clear CMOS jumper
1 x Trusted Platform Module (TPM) header
Back Panel Connectors
1 x PS/2 keyboard/mouse port
1 x optical S/PDIF Out connector
2 x eSATA 6Gb/s connectors
8 x USB 2.0/1.1 ports
2 x USB 3.0/2.0 ports
1 x RJ-45 port
6 x audio jacks (Center/Subwoofer Speaker Out, Rear Speaker Out, Side Speaker Out, Line In, Line Out, Mic In)
I/O Controller
iTE® I/O Controller Chip
H/W Monitoring
System voltage detection
CPU/System temperature detection
CPU/System/Power fan speed detection
CPU overheating warning
CPU/System/Power fan fail warning
CPU/System fan speed control
* Whether the fan speed control function is supported will depend on the cooler you install.
BIOS
2 x 32 Mbit flash
Use of licensed AMI UEFI BIOS
Support for DualBIOS™
PnP 1.0a, DMI 2.7, WfM 2.0, SM BIOS 2.7, ACPI 5.0
Unique Features
Support for @BIOS
Support for Q-Flash
Support for Xpress Install
Support for EasyTune
* Available functions in EasyTune may differ by motherboard model.
Support for Smart Recovery 2
Support for ON/OFF Charge
Bundle Software
Norton® Internet Security (OEM version)
Operating System
Support for Microsoft® Windows 8.1/8/7
Form Factor
ATX Form Factor; 30.5cm x 24.4cm