ASRock M3A785GXH/128M Motherboard User Manual

M3A785GXH/128M User Manual, this manual introduces the features and characteristics of the products.

Brand: ASRock
Category: Motherboard
Document type: User Manual
Language: English
Pages: 77
File format: PDF
File size: 2.1 MB
Published: 15 March, 2012
Updated: 30 September, 2023
Models: M128M, M3A785GXH, 128M
MD5 checksum: 8838299BEA5218758C21D4DB63383DBE
PDF: ASRock M3A785GXH/128M Motherboard User Manual PDF

About this manual

This manual guides users through the installation of the ASRock M3A785GXH/128M motherboard, including CPU, memory, expansion cards, and peripheral connections. It also covers BIOS setup, over‑clocking features, and software support via the included Support CD.

Detailed hardware specifications are listed, such as form factor, supported processors, memory capacity, expansion slots, integrated graphics, audio, LAN, and I/O ports. Safety notices, warranty information, and regulatory compliance are also included.

What's inside

Introduction
Package Contents
Specifications
Installation Guide
BIOS Setup Utility
Hardware Health Monitoring
Software Support
Support CD Information
Contact Information

Specifications

Form Factor	ATX (12.0" x 8.8")
CPU Socket	Socket AM3 (supports AMD Phenom II, Athlon II up to 140W)
LAN	Gigabit Ethernet (Realtek RTL8111DL)
SATA Connectors	6 × Serial ATAII 3.0 Gb/s (RAID supported)

Frequently asked questions

What CPU socket does the M3A785GXH/128M motherboard support?

It supports Socket AM3 processors, including AMD Phenom II and Athlon II models.

How many SATA II connectors are available on this motherboard?

The board provides six Serial ATAII 3.0 Gb/s connectors with RAID support.

Does the motherboard support over‑clocking?

Yes, it includes Untied Overclocking Technology and related BIOS options.

How can the BIOS be updated without an operating system?

Use the ASRock Instant Flash utility from the BIOS setup to flash a new BIOS file.

Download PDF (2.1 MB)