This document is the user manual for the M3A790GMH/128M motherboard released by ASRock, describing the features and characteristics of the product.
This manual introduces the ASRock M3A790GMH/128M Micro ATX motherboard, describing its features, specifications, and the components included in the package. It also outlines safety notices and regulatory compliance information.
The guide covers step‑by‑step hardware installation, BIOS setup, driver and utility installation, operating system installation, and details about the support CD and contact information. Additional sections explain overclocking technology, audio/video capabilities, and power‑saving features.
| Form Factor | Micro ATX 9.6" x 8.6" (24.4 cm x 21.8 cm) |
|---|---|
| CPU Socket | Socket AM3, supports AMD Phenom II and Athlon II processors |
| Chipset | Northbridge AMD 790GX, Southbridge AMD SB750 |
| LAN | Realtek RTL8111DL Gigabit Ethernet (10/100/1000 Mb/s) |
| Rear I/O Ports | VGA/D‑Sub, DVI‑D, HDMI, Optical SPDIF, IEEE‑1394, eSATAII, 4 USB 2.0, RJ‑45 LAN |
The motherboard contains a lithium battery that includes perchlorate, which is subject to special handling regulations in California.
It supports Microsoft Windows XP, Windows XP Media Center, Windows XP 64‑bit, Windows Vista, and Windows Vista 64‑bit.