GA-990FXA-UD3 (rev. 4.0)

other version:  rev. 1.0 rev. 1.1 rev. 1.2 rev. 3.0
AMD 990FX Chipset
  • Supports AMD AM3+ FX / AM3 Phenom™ II, Athlon™ II series processors
  • 2-way CrossFire™ / SLI™ Support
  • GIGABYTE Digital Power Engine
  • 8+2 phase CPU VRM power design for AMD high-TDP CPU support
  • GIGABYTE On/Off Charge™ for USB devices
  • 4 USB 3.0 ports with GIGABYTE 3X USB power
  • 6 SATA3 and 2 eSATA3 ports with RAID support
  • LAN with high ESD Protection
  • Supports Dolby Home Theater audio
  • Realtek ALC889 with High Quality 108dB SNR HD audio
  • GIGABYTE Ultra Durable™ 4 Technology
  • GIGABYTE UEFI DualBIOS™ technology
CPU AM3+ Socket:
  1. Support for AMD AM3 Phenom™ II processor / AMD Athlon™ II processor
  2. Support for AMD AM3+ FX processors
Please refer "CPU Support List" for more information.
Hyper Transport Bus
  1. 5200 MT/s
Chipset North Bridge:
  1. AMD 990FX
South Bridge:
  1. AMD SB950
Memory
  1. 4 x 1.5V DDR3 DIMM sockets supporting up to 32 GB of system memory
  2. * 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.
  3. Dual channel memory architecture
  4. 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 AMD AM3+ CPU first.
  5. Support for Extreme Memory Profile (XMP) memory modules
(Please refer "Memory Support List" for more information.)
Audio
  1. Support for S/PDIF Out
  2. High Definition Audio
  3. Realtek ALC889 codec
  4. 2/4/5.1/7.1-channel
  5. Support for Dolby Home Theater
LAN
  1. 1 x Realtek GbE LAN chip (10/100/1000 Mbit)
Expansion Slots
  1. 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. 2 x PCI Express x16 slots, running at x4 (PCIEX4_1, PCIEX4_2)
  3. 2 x PCI Express x1 slots
    (All PCI Express slots conform to PCI Express 2.0 Standard.)
  4. 1 x PCI
Multi Graphics Technology
  1. Support for 2-Way AMD CrossFireX™ and NVIDIA SLI™ technology (PCIEX16_1, PCIEX16_2)
Storage Interface South Bridge:
  1. 6 x SATA 6Gb/s connectors (SATA3_0~SATA3_5) supporting up to 6 SATA 6Gb/s devices
  2. Support for SATA RAID 0, RAID 1, RAID 5, RAID 10 and JBOD
Marvell 88SE9172 chip:
  1. Support for RAID 0 and RAID 1
  2. 2 x eSATA 6Gb/s connectors on the back panel supporting up to 2 SATA 6Gb/s devices
USB Chipset:
  1. Up to 14 USB 2.0/1.1 ports (8 ports on the back panel, 6 ports available through the internal USB headers)
VIA VL805 chip:
  1. Up to 4 USB 3.0/2.0 ports (2 ports on the back panel, 2 ports available through the internal USB header)
IEEE 1394 VIA VT6308 chip:
  1. Up to 2 IEEE 1394a ports (1 port on the back panel, 1 port available through the internal IEEE 1394a header)
Internal I/O Connectors
  1. 1 x IEEE 1394a port
  2. 2 x system fan headers
  3. 3 x USB 2.0/1.1
  4. 1 x clearing CMOS jumper
  5. 1 x CPU fan header
  6. 1 x front panel header
  7. 6 x SATA 6Gb/s
  8. 1 x 24-pin ATX main power connector
  9. 1 x front panel audio header
  10. 1 x USB 3.0/2.0 header
  11. 1 x serial port header
  12. 1 x power fan header
  13. 1 x SPDIF out
  14. 1 x Trusted Platform Module (TPM) header
    TPM function is optional due to different regional policy
  15. 1 x 8-pin ATX 12V power connector
Back Panel Connectors
  1. 1 x IEEE 1394a port
  2. 1 x RJ-45 port
  3. 2 x eSATA 6Gb/s connectors
  4. 8 x USB 2.0/1.1 ports
  5. 2 x USB 3.0/2.0
  6. 1 x PS/2 keyboard/mouse port
  7. 6 x audio ports (Line In / Line Out / MIC In / Surround Speaker Out(Rear Speaker Out) / Center/Subwoofer Speaker Out / Side Speaker Out)
  8. 1 x SPDIF out (optical)
I/O Controller
  1. iTE® I/O Controller Chip
H/W Monitoring
  1. CPU/System fan speed control
    *Whether the CPU/system fan speed control function is supported will depend on the CPU/system cooler you install.
  2. CPU/System temperature detection
  3. System voltage detection
  4. CPU overheating warning
  5. CPU/System/Power fan speed detection
  6. CPU/System/Power fan failure warning
BIOS
  1. PnP 1.0a, DMI 2.0, SM BIOS 2.6, ACPI 2.0a
  2. Use of licensed AMI EFI BIOS
  3. Supports DualBIOS™
  4. 2 x 32 Mbit flash
Unique Features
  1. Smart Recovery
  2. Support for ON/OFF Charge
  3. Support for Q-Flash
  4. Support for EasyTune
    * Available functions in EasyTune may differ by motherboard model.
  5. Supports @BIOS™
  6. Xpress™ Install
Bundle Software
  1. Norton Internet Security (OEM version)
Operating System
  1. Support for Microsoft® Windows 8/7/Vista/XP
Form Factor
  1. ATX Form Factor; 30.5cm x 24.4cm
Remark
  1. Most hardware/software vendors may no longer offer drivers to support Win9X/ME/2000/XP. If drivers are available from the vendors, we will update them on the GIGABYTE website.
  2. Due to different Linux support condition provided by chipset vendors, please download Linux driver from chipset vendors' website or 3rd party website.
* The entire materials provided herein are for reference only. GIGABYTE reserves the right to modify or revise the content at anytime without prior notice.
* Advertised performance is based on maximum theoretical interface values from respective Chipset vendors or organization who defined the interface specification. Actual performance may vary by system configuration.
* All trademarks and logos are the properties of their respective holders.
* Due to standard PC architecture, a certain amount of memory is reserved for system usage and therefore the actual memory size is less than the stated amount.