This document is the user manual for the GA-B75M-D3H motherboard, including the product's declaration of conformity and related technical specifications.
This manual covers everything needed to install and configure the GA-B75M-D3H motherboard, including hardware installation, BIOS setup, driver installation, and regulatory information. It also contains safety precautions and troubleshooting tips for technicians and end‑users.
The document is organized into sections such as motherboard layout, block diagram, hardware installation, product specifications, BIOS setup, and driver installation, followed by regulatory statements and contact information.
| CPU Socket | LGA1155 |
|---|---|
| Chipset | Intel B75 Express |
| Memory Slots | 4 DDR3 DIMM slots, up to 32 GB |
| Supported Memory Speed | DDR3 1600/1333/1066 MHz |
| Expansion Slots | 1 PCIe x16 (x16), 1 PCIe x16 (x4), 2 PCI slots |
| SATA Ports | 1 SATA 6 Gb/s, 5 SATA 3 Gb/s |
| USB Ports | Up to 8 USB 2.0/1.1 and up to 4 USB 3.0/2.0 |
| Audio Codec | Realtek ALC887 |
| LAN | Realtek GbE (10/100/1000 Mbit) |
| Form Factor | Micro ATX (24.4 cm × 22.0 cm) |
It uses an LGA1155 socket for Intel® Core and Pentium processors.
The board has four DDR3 DIMM slots that can support up to 32 GB of system memory.
It includes one PCIe x16 slot running at x16, another PCIe x16 slot running at x4, and two standard PCI slots.
The board provides up to eight USB 2.0/1.1 ports and up to four USB 3.0/2.0 ports.