This document is the installation guide for the ASRock 870 Extreme3 motherboard, providing copyright notice, disclaimer, and specifications information.
This manual introduces the ASRock 870 Extreme3 motherboard, its package contents, and step‑by‑step hardware installation instructions. It also covers BIOS configuration, over‑clocking features, and software utilities included on the support CD.
Detailed specifications are listed, including the AM3 CPU socket, AMD 870/SB850 chipset, four DDR3 DIMM slots (up to 16 GB), multiple PCI‑Express slots, USB 2.0/3.0 ports, SATA3 connectors with RAID support, and integrated Realtek audio and Gigabit LAN controllers.
| Form Factor | ATX (12.0‑in x 9.6‑in, 30.5 cm x 24.4 cm) |
|---|---|
| CPU Socket | AM3 |
| Chipset | Northbridge AMD 870, Southbridge AMD SB850 |
| Audio Codec | Realtek ALC892 7.1‑channel HD Audio |
| LAN Controller | Realtek RTL8111E Gigabit Ethernet |
| SATA3 Connectors | 5 × 6.0 Gb/s ports, RAID 0/1/0+1/5, NCQ, AHCI, Hot Plug |
| BIOS | 8 Mb AMI BIOS |
It uses an AM3 socket for AMD processors.
The motherboard includes a Realtek RTL8111E Gigabit LAN controller.