ModelForm FactorMemoryExpansion SlotATI
Multi-GPU
NVIDIA
Multi-GPU
GraphicsAudioLanSATA3USB 3.0USBAll Solid Capacitor designTurbo 50Premium Blu-raySmart SwitchDr. DebugErP ReadyOC TunerIESInstant BootInstant FlashOC DNA

H55 Extreme3
ATX4 x DDR3 2600+(OC)1 x PCIe 2.0 x16
3 x PCIe 2.0 x1
3 x PCI
by CPUGigabit LAN2111

H55 Pro
ATX4 x DDR3 2600+(OC)1 x PCIe 2.0 x16 (x16)
1 x PCIe 2.0 x16 (x4)
2 x PCIe 2.0 x1
2 x PCI
ATI Quad /
CrossFireX
Quad /
SLI
n/aGigabit LAN0012

H55M Pro
Micro ATX4 x DDR3 2600+(OC)1 x PCIe 2.0 x16 (x16)
1 x PCIe 2.0 x16 (x4)
1 x PCIe 2.0 x1
1 x PCI
ATI Quad /
CrossFireX
Quad /
SLI
by CPUGigabit LAN0012

H55M/USB3
Micro ATX2 x DDR3 2600+(OC)1 x PCIe 2.0 x16
2 x PCIe 2.0 x1
1 x PCI
by CPUGigabit LAN0111

H55iCafe
ATX4 x DDR3 2600+(OC)1 x PCIe 2.0 x16
2 x PCIe 2.0 x1
2 x PCI
by CPUGigabit LAN0010

H55M-GE
Micro ATX4 x DDR3 2600+(OC)1 x PCIe 2.0 x16
1 x PCIe 2.0 x1
2 x PCI
by CPUGigabit LAN0012

H55M
Micro ATX2 x DDR3 2600+(OC)1 x PCIe 2.0 x16 (x16)
1 x PCIe 2.0 x16 (x4)
1 x PCIe 2.0 x1
1 x PCI
ATI Quad /
CrossFireX
Quad /
SLI
by CPUGigabit LAN0012

H55M-LE
Micro ATX2 x DDR3 2600+(OC)1 x PCIe 2.0 x16 (x16)
1 x PCIe 2.0 x1
2 x PCI
by CPUGigabit LAN0010

H55DE3
ATX4 x DDR3 2600+(OC)1 x PCIe 2.0 x16 (x16)
1 x PCIe 2.0 x16 (x4)
2 x PCIe 2.0 x1
2 x PCI
ATI Quad /
CrossFireX
Quad /
SLI
by CPUGigabit LAN0012
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