Gigabyte GA-870A-UD3 Manual - Page 8

GA-870A-UD3 Motherboard Block Diagram - cpu

Page 8 highlights

GA-870A-UD3 Motherboard Block Diagram PCIe CLK (100 MHz) CPU CLK+/- (200 MHz) 1 PCI Express x16 PCI Express x16 PCIe CLK (100 MHz) 2 USB 3.0/2.0 2 SATA 3Gb/s JMicron JMB362 Renesas D720200 PCI Express Bus x1 x1 Switch x4 x1 or 3 PCI Express x1 1 PCI Express x4 Dual BIOS PCI Bus TSB43AB23 AM3 CPU DDR3 2000(O.C.)/1333/1066 MHz Dual Channel Memory Hyper Transport 3.0 AMD 870 LAN RJ45 2 SATA 3Gb/s Realtek RTL8111D/E x1 GIGABYTE SATA2 x1 ATA-133/100/66/33 IDE Channel PCIe CLK (100 MHz) PCI Express Bus 12 USB 2.0/1.1 AMD SB850 6 SATA 6Gb/s CODEC LPC Bus IT8720 Floppy LPT Port COM Port 3 IEEE 1394a PS/2 KB/Mouse Surround Speaker Out Center/Subwoofer Speaker Out Side Speaker Out MIC Line Out Line In S/PDIF In S/PDIF Out 3 PCI PCI CLK (33 MHz) - 8 -

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- 8 -
GA-870A-UD3 Motherboard Block Diagram
PS/2 KB/Mouse
or
AM3 CPU
Hyper Transport 3.0
AMD 870
PCIe CLK
(100 MHz)
PCI Express Bus
CPU CLK+/- (200 MHz)
DDR3 2000(O.C.)/1333/1066 MHz
PCIe CLK
(100 MHz)
1 PCI Express x16
LAN
RJ45
PCI Express x16
Dual Channel Memory
Floppy
COM Port
12 USB 2.0/1.1
LPC
Bus
6 SATA 6Gb/s
LPT Port
Center/Subwoofer Speaker Out
Line Out
MIC
Line In
S/PDIF In
S/PDIF Out
Side Speaker Out
Surround Speaker Out
CODEC
3 PCI
PCI Bus
PCI CLK
(33 MHz)
TSB43AB23
3 IEEE 1394a
IT8720
Dual BIOS
PCI Express Bus
PCIe CLK
(100 MHz)
x1
2 USB 3.0/2.0
2 SATA 3Gb/s
x1
x1
JMicron JMB362
2 SATA 3Gb/s
AMD SB850
ATA-133/100/66/33
IDE Channel
3 PCI Express x1
x4
1 PCI Express x4
Switch
x1
x1
GIGABYTE
SATA2
Realtek
RTL8111D/E
Renesas
D720200