User`s manual

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GA-P61-USB3-B3/GA-P61-DS3-B3 Motherboard Block Diagram
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Only for GA-P61-USB3-B3.
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Only for GA-P61-DS3-B3.
PS/2 KB/Mouse
LGA1155
CPU
Intel
®
H61
PCIe CLK
(100 MHz)
PCI Express Bus
CPU CLK+/- (100 MHz)
1 PCI Express x16
Dual BIOS
COM Port
LPT
8 USB 2.0/1.1
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10 USB 2.0/1.1
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LPC
Bus
DDR3 1333/1066/800 MHz
LAN
RJ45
PCI Express Bus
PCIe CLK
(100 MHz)
PCI CLK
(33 MHz)
PCIe to PCI
Bridge
Realtek
RTL8111E
Etron
EJ168
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iTE
IT8728
2 PCI Express x1
4 SATA 3Gb/s
x16
Dual Channel Memory
x1
x1
3 PCI
PCI Bus
x1x1
2 USB 3.0/2.0
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Line Out (Front Speaker Out)
MIC (Center/Subwoofer Speaker Out)
Line In (Rear Speaker Out)
S/PDIF Out
CODEC
DMI 2.0