User`s manual

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GA-A75-UD4H Motherboard Block Diagram
AMD APU
UMI
PCI Express Bus
iTE
IT8720
COM Port
LPC
Bus
6 SATA 6Gb/s
Center/Subwoofer Speaker Out
Line Out
MIC
Line In
S/PDIF Out
Side Speaker Out
Surround Speaker Out
CODEC
2 PCI
PCI Bus
PCI CLK
(33 MHz)
VIA
VT6308
2 IEEE 1394a
Dual BIOS
PCIe CLK
(100 MHz)
PCI Express Bus
PS/2 KB/Mouse
10 USB 2.0/1.1
4 USB 3.0/2.0
D-Sub
LAN
RJ45
x1
Realtek
RTL8111E
x1
3 PCI Express x1
PCIe CLK
(100 MHz)
1 PCI Express x16
2 PCI Express x8
Switch
or
x8 x16
x1x1
x1
2 USB 3.0/2.0
Etron
EJ168
x1
2 USB 3.0/2.0
Etron
EJ168
AMD A75
APU CLK+/- (100 MHz)
Dual Channel Memory
DVI-D
HDMI
DisplayPort
Switch
DISP CLK+/- (100 MHz)
DDR3 2400 (O.C.)/1866/
1600/1333/1066 MHz