Entry by Carlos S. M.
ASRock H77M

ASRock H77M Revision 1.0

Specifications

CPU support

Supported sockets:
  • LGA1155
Supported architectures:
  • Intel Celeron Ivy Bridge
  • Intel Celeron Sandy Bridge
  • Intel Core i3 Ivy Bridge
  • Intel Core i3 Sandy Bridge
  • Intel Core i5 Ivy Bridge
  • Intel Core i5 Sandy Bridge
  • Intel Core i7 Ivy Bridge
  • Intel Core i7 Sandy Bridge
  • Intel Pentium Ivy Bridge
  • Intel Pentium Sandy Bridge
  • Intel Xeon E3 Ivy Bridge
  • Intel Xeon E3 Sandy Bridge
Note! Some steppings might require updated BIOS/microcode to work properly.

System memory

  • Type: DDR3 1066/1333/1600
    2 memory channels on 2x 240-pin DIMM
Max supported: 16.00 GB
Might support ECC, if using a Xeon E3.

Platform

Southbridge/ICH/PCH/MCP: Intel H77
SuperIO: Nuvoton NCT6779D
Realtek ALC892 audio IC over HD Audio bus
Realtek RTL8111B for 1G operation
64 Mbit SPI BIOS ROM

Power supply

Main board power: 24-pin ATX
CPU power: 8-pin EPS
3 3-pin DC fan headers
2 4-pin PWM fan headers

Expansion slots

2 PCI slots
2 PCIe x1 slots

Rear I/O ports

PS/2 keyboard
6x USB 2.0 (480 Mb/s)
2x USB 3.0 (5 Gb/s)
1x RJ-45
VGA output
DVI output
HDMI output
Audio connectors: Line out, Line in, S/PDIF Coaxial out, Microphone in

Internal I/O headers

4x USB 2.0 (480 Mb/s)
2x USB 3.x (5+ Gb/s)
1x RS232 serial
1x parallel
Header for front HD Audio
IrDA header

Storage

4 SATA-II (3 Gb/s) ports
2 SATA-III (6 Gb/s) ports

Circuit board

Micro ATX form factor
PCB manufactured in the year 2012

Gallery

Attachments

Documentation

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Disclaimer

The info you find here might not be 100% correct. This is due to a couple of reasons:
  • I'm an idiot and I misread/misspelled something
  • I have a different board revision from yours
  • The production date/plant is different and they might have used slightly different components
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