This document describes the features and characteristics of the ASRock H55DE3 motherboard.
The ASRock H55DE3 Motherboard Installation Guide explains how to install the board, connect power, CPU, memory, and peripherals, and configure BIOS settings. It includes safety precautions, package contents, and detailed wiring diagrams for connectors such as SATA, USB, LAN, and audio.
The document also lists the technical specifications of the H55DE3, including supported CPUs, memory capacities, expansion slots, and onboard features like Gigabit Ethernet, 7.1‑channel audio, and USB ports. It describes BIOS features such as AI BIOS, ACPI 1.1, and Plug‑and‑Play support. This manual is written in Chinese.
| Form factor | ATX 12.0" x 8.3" (30.5 cm x 21.1 cm) |
|---|---|
| CPU socket | LGA1156 (Intel Core i5/i7 compatible) |
| Maximum memory | 16 GB DDR3 (dual‑channel) |
| Supported memory speeds | DDR3 2600+(QC) / 2133 / 1866(QC) / 1600 / 1333 / 1066 |
| SATA ports | 4 × SATAII 3.0 Gb/s (supports NCQ) |
| LAN controller | Realtek RTL8111D1 Gigabit Ethernet |
| Audio channels | 7.1‑channel high‑fidelity audio |
| USB ports | 4 × USB 2.0, 2 × USB 3.0 |
| BIOS type | 16‑bit AI BIOS with Plug‑and‑Play |
The motherboard provides four SATAII ports that operate at 3.0 Gb/s and support NCQ.
It uses a Realtek RTL8111D1 controller offering 10/100/1000 Mb/s Gigabit Ethernet.
The board supports the LGA1156 socket for Intel Core i5/i7 processors.