Manual
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... 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 SYS_FAN1 CLR_CMOS F_1394...
... 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 SYS_FAN1 CLR_CMOS F_1394...
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 ... (100 MHz) x4 1 PCI Express x4 PCI Bus VIA VT6308 Hyper Transport Bus 2 PCI Express x1 2 USB 3.0/2.0 AMD 990X Etron EJ168 PCIe CLK x1 x1 x1 (100 MHz) PCI Express Bus 14 USB 2.0/1.1Ports AMD SB950 6 SATA 6Gb/s Dual BIOS CODEC LPC Bus iTE IT8720 COM Port PS/2 KB/Mouse 2 IEEE 1394a Surround...
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 ... (100 MHz) x4 1 PCI Express x4 PCI Bus VIA VT6308 Hyper Transport Bus 2 PCI Express x1 2 USB 3.0/2.0 AMD 990X Etron EJ168 PCIe CLK x1 x1 x1 (100 MHz) PCI Express Bus 14 USB 2.0/1.1Ports AMD SB950 6 SATA 6Gb/s Dual BIOS CODEC LPC Bus iTE IT8720 COM Port PS/2 KB/Mouse 2 IEEE 1394a Surround...
Manual
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.... AMD AM3 Phenom™ II processors/ AMD Athlon™ II processors (Go to GIGABYTE's website for the latest CPU support list.) Hyper Transport Bus ŠŠ 5200 MT/s Chipset ŠŠ North Bridge: AMD 990X ŠŠ South Bridge: AMD SB950... panel, 6 ports available through the internal USB headers) ŠŠ 2 x Etron EJ168 chips: - Up to GIGABYTE's website for the latest supported memory speeds and memory modules.) Audio ŠŠ Realtek ALC889 codec ŠŠ High..., if only one PCI Express graphics card is enabled. AMD AM3+ FX processors -
.... AMD AM3 Phenom™ II processors/ AMD Athlon™ II processors (Go to GIGABYTE's website for the latest CPU support list.) Hyper Transport Bus ŠŠ 5200 MT/s Chipset ŠŠ North Bridge: AMD 990X ŠŠ South Bridge: AMD SB950... panel, 6 ports available through the internal USB headers) ŠŠ 2 x Etron EJ168 chips: - Up to GIGABYTE's website for the latest supported memory speeds and memory modules.) Audio ŠŠ Realtek ALC889 codec ŠŠ High..., if only one PCI Express graphics card is enabled. AMD AM3+ FX processors -
