Model	HUANANZHI H81 Motherboard
Main chipset	Intel H81
CPU Socket	Support Intel LGA1150
Memory slot	2 x DDR3 memory slot
Memory standard	Support Dual channel DDR3 1600/1333MHz Memory, Max support 16GB
Storage interface	2 x SATA2.0 6Gbps, 2 x SATA2.0 3Gbps
Expansion Slots	1x PCI Express3.0x16, 1x PCI Express2.0x1
Expansion interface	1x M.2 2280 PCIEX4 2.0 20Gbps
Soud Track	7.1 sound card
Network Card	100M network card
Power interface	24PIN+8PIN
FAN PIN	1xCPU_FAN PIN, 1xSYS_FAN PIN
power supply	3-phase power supply
PCB layers	4-layer PCB
Dimension	210*168MM M-ATX
Rear panel interface	1xPS/2 Mouse and Keyboard port, 4xUSB2.0, 2xUSB3.0, 1xRJ45Network card interface, 1x3-hole audio interface, 1x VGA, 1x HDMI, 1xDVI
Front panel interface	1 x USB2.0 PIN, 1 x USB3.0 PIN(USB2.0 speed), 1 xFront audioPIN, 1xCOM PIN, 1xPower on/restart pin
Support system	Windows7 Windows10 Windows11
BIOS	AMI UEFI BIOS