ASRock H77M motherboard user manual, introduces the motherboard's specifications, features, installation, and usage methods.
This user manual introduces the ASRock H77M motherboard, covering its hardware layout, supported CPUs, memory, storage, and connectivity options. It also points users to the support CD for detailed driver and utility information.
The document includes safety warnings, BIOS configuration guidance, connector pin‑out diagrams, and instructions for clearing CMOS, updating BIOS with Instant Flash, and using ASRock utilities such as XFast USB, XFast LAN, and APP Charger. This manual is written in Chinese.
| Form factor | Micro ATX (9.6 in × 8.5 in) |
|---|---|
| CPU socket | LGA1155 |
| Supported CPUs | 2nd‑ and 3rd‑gen Intel Core i7/i5/i3 |
| Chipset | Intel H77 |
| LAN | Realtek RTL8111E Gigabit Ethernet |
| Audio codec | Realtek ALC892 7.1‑channel HD Audio |
The board supports up to 16 GB of DDR3 memory across its two DIMM slots.
Only Ivy Bridge CPUs provide Gen 3 speed on the primary PCIe x16 slot; Sandy Bridge CPUs are limited to Gen 2.