Manual
Page 7
... KB_MS_USB OPTICAL CPU_FAN ATX_12V USB_1394 R_USB Socket AM3+ PWR_FAN R_USB30 USB_LAN Etron EJ168 ATX AUDIO PCIEX1_1(Note) AMD 990X DDR3_4 DDR3_2 DDR3_3 DDR3_1 Realtek RTL8111E CODEC PCIEX16 PCIEX1_2 PCI1 GA-990XA-UD3 VIA PCIEX8 VT6308 PCI2 iTE IT8720 PCIEX4 F_AUDIO BAT SATA3_4 SATA3_5 AMD SB950 SATA3_2 SATA3_3 SATA3_0 SATA3_1 B_BIOS M_BIOS SYS_FAN2 Etron EJ168...
... KB_MS_USB OPTICAL CPU_FAN ATX_12V USB_1394 R_USB Socket AM3+ PWR_FAN R_USB30 USB_LAN Etron EJ168 ATX AUDIO PCIEX1_1(Note) AMD 990X DDR3_4 DDR3_2 DDR3_3 DDR3_1 Realtek RTL8111E CODEC PCIEX16 PCIEX1_2 PCI1 GA-990XA-UD3 VIA PCIEX8 VT6308 PCI2 iTE IT8720 PCIEX4 F_AUDIO BAT SATA3_4 SATA3_5 AMD SB950 SATA3_2 SATA3_3 SATA3_0 SATA3_1 B_BIOS M_BIOS SYS_FAN2 Etron EJ168...
Manual
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GA-990XA-UD3 Motherboard Block Diagram 2 PCI Express x8 1 PCI Express x16 CPU CLK+/- (200 MHz) AM3+/AM3 CPU DDR3 2000(O.C.)/1866/1600/1333/1066 MHz or Dual Channel Memory PCIe CLK (100 MHz) x8 x16 PCI Express Bus Switch x1 x1 PCIe ...
GA-990XA-UD3 Motherboard Block Diagram 2 PCI Express x8 1 PCI Express x16 CPU CLK+/- (200 MHz) AM3+/AM3 CPU DDR3 2000(O.C.)/1866/1600/1333/1066 MHz or Dual Channel Memory PCIe CLK (100 MHz) x8 x16 PCI Express Bus Switch x1 x1 PCIe ...
Manual
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...Express x16 slot, running at x8 (PCIEX8) * The PCIEX8 slot shares bandwidth with the PCIEX16 slot. AMD AM3 Phenom™ II processors/ AMD Athlon™ II processors (Go to GIGABYTE's website for the latest CPU support list.) Hyper Transport Bus 5200 MT/s Chipset ...1866/1600/1333/1066 MHz memory modules * To support a DDR3 1866 MHz (and above) memory, you must install an AM3+ CPU first. (Go to GIGABYTE's website for the latest supported memory speeds and memory modules.) Audio Realtek ALC889 codec High Definition ...
...Express x16 slot, running at x8 (PCIEX8) * The PCIEX8 slot shares bandwidth with the PCIEX16 slot. AMD AM3 Phenom™ II processors/ AMD Athlon™ II processors (Go to GIGABYTE's website for the latest CPU support list.) Hyper Transport Bus 5200 MT/s Chipset ...1866/1600/1333/1066 MHz memory modules * To support a DDR3 1866 MHz (and above) memory, you must install an AM3+ CPU first. (Go to GIGABYTE's website for the latest supported memory speeds and memory modules.) Audio Realtek ALC889 codec High Definition ...
Manual
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... and thin layer of thermal grease on the computer if the CPU cooler is not recommended that the motherboard supports the CPU. (Go to GIGABYTE's website for the peripherals. 1-3 Installing the CPU and CPU Cooler Read the following guidelines before installing the CPU to prevent hardware damage. ...8226; Locate the pin one (denoted by a small triangle) of the Socket AM3+ Socket A Small Triangle Marking Denotes CPU Pin One AM3+/AM3 CPU - 13 - If you begin to install the CPU: • Make sure that the system bus frequency be inserted...
... and thin layer of thermal grease on the computer if the CPU cooler is not recommended that the motherboard supports the CPU. (Go to GIGABYTE's website for the peripherals. 1-3 Installing the CPU and CPU Cooler Read the following guidelines before installing the CPU to prevent hardware damage. ...8226; Locate the pin one (denoted by a small triangle) of the Socket AM3+ Socket A Small Triangle Marking Denotes CPU Pin One AM3+/AM3 CPU - 13 - If you begin to install the CPU: • Make sure that the system bus frequency be inserted...