Gigabyte GA-990FXA-UD3 R5 Manual - Page 8

GA-990FXA-UD3 R5 Motherboard Block Diagram - am3 990fx ddr3 motherboard

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GA-990FXA-UD3 R5 Motherboard Block Diagram 2 PCI Express x16 2 PCI Express x4 AM3+/AM3 CPU CPU CLK+/- (200 MHz) DDR3 2000 (O.C.)/1866/1600/ 1333/1066 MHz PCIe CLK (100 MHz) PCI Express Bus x16 Dual Channel Memory Hyper Transport 3.0 PCI Express Bus x4 x1 x1 AMD 990FX Marvell® 88SE9172 VIA® PCIe CLK VL805 (100 MHz) 2 SATA 6Gb/s 4 USB 3.0/2.0 PCI Express Bus PCIe CLK x1 x1 (100 MHz) x1 Realtek® GbE LAN RJ45 2 PCI Express x1 PCI Bus LAN 14 USB 2.0/1.1 AMD SB950 Dual BIOS 6 SATA 6Gb/s CODEC LPC Bus iTE® Super I/O COM PS/2 KB/Mouse Rear Speaker Out Center/Subwoofer Speaker Out Side Speaker Out MIC Line Out Line In S/PDIF Out 1 PCI PCI CLK (33 MHz) For detailed product information/limitation(s), refer to "1-2 Product Specifications." - 8 -

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GA-990FXA-UD3 R5 Motherboard Block Diagram
For detailed product information/limitation(s), refer to "1-2 Product Specifications."
AM3+/AM3 CPU
Hyper Transport 3.0
AMD 990FX
CPU CLK+/- (200 MHz)
DDR3 2000 (O.C.)/1866/1600/
1333/1066 MHz
Dual Channel Memory
AMD SB950
iTE
®
Super
I/O
COM
LPC
Bus
6 SATA 6Gb/s
Center/Subwoofer Speaker Out
Line Out
MIC
Line In
S/PDIF Out
Side Speaker Out
Rear Speaker Out
CODEC
1 PCI
PCI Bus
PCI CLK
(33 MHz)
Dual BIOS
PCIe CLK
(100 MHz)
PCI Express Bus
LAN
RJ45
x1
PS/2 KB/Mouse
Realtek
®
GbE LAN
14 USB 2.0/1.1
PCI Express Bus
PCIe CLK
(100 MHz)
2 PCI Express x16
x16
x1
Marvell
®
88SE9172
2 SATA 6Gb/s
2 PCI Express x4
x4
PCI Express Bus
PCIe CLK
(100 MHz)
2 PCI Express x1
x1
4 USB 3.0/2.0
x1
VIA
®
VL805
x1