Manual
Page 7
... KB_MS_USB OPTICAL R_USB2 R_USB1 R_USB30 CPU_FAN ATX_12V Socket AM3+ PWR_FAN USB_LAN AUDIO Realtek® GbE LAN PCIEX1_1 (Note) PCIEX16 AMD 990X DDR3_4 DDR3_2 DDR3_3 DDR3_1 ATX BAT CODEC PCIEX1_2 PCI1 VIA® VL805 PCIEX8 iTE® Super I/O PCI2 PCIEX4 F_AUDIO TPM SPDIF_O 3 2 SATA3 GA-990XA-UD3 R5 AMD SB950 1 0 SYS_FAN2 B_BIOS M_BIOS SYS_FAN1 CLR_CMOS COMA...
... KB_MS_USB OPTICAL R_USB2 R_USB1 R_USB30 CPU_FAN ATX_12V Socket AM3+ PWR_FAN USB_LAN AUDIO Realtek® GbE LAN PCIEX1_1 (Note) PCIEX16 AMD 990X DDR3_4 DDR3_2 DDR3_3 DDR3_1 ATX BAT CODEC PCIEX1_2 PCI1 VIA® VL805 PCIEX8 iTE® Super I/O PCI2 PCIEX4 F_AUDIO TPM SPDIF_O 3 2 SATA3 GA-990XA-UD3 R5 AMD SB950 1 0 SYS_FAN2 B_BIOS M_BIOS SYS_FAN1 CLR_CMOS COMA...
Manual
Page 8
GA-990XA-UD3 R5 Motherboard Block Diagram 2 PCI Express x8 1 PCI Express x16 CPU CLK+/- (200 MHz) or AM3+/AM3 CPU DDR3 2000(O.C.)/1866/1600/1333/1066 MHz Dual Channel Memory PCIe CLK (100 MHz) PCI Express Bus x16 x16 Switch x1 PCIe CLK (100 ...
GA-990XA-UD3 R5 Motherboard Block Diagram 2 PCI Express x8 1 PCI Express x16 CPU CLK+/- (200 MHz) or AM3+/AM3 CPU DDR3 2000(O.C.)/1866/1600/1333/1066 MHz Dual Channel Memory PCIe CLK (100 MHz) PCI Express Bus x16 x16 Switch x1 PCIe CLK (100 ...