Intel 82GL40 Graphics and Memory Controller Hub

Intel 82GL40 Graphics and Memory Controller Hub Chipset

The Intel 82GL40 Graphics and Memory Controller Hub (GMCH) is a component of Intel's Mobile Intel 4 Series Express Chipset family. This chipset was designed for mobile computing platforms and is often integrated into laptops and notebooks.

Key features of the Intel 82GL40 GMCH include:

1. Graphics Processing: The GMCH integrates Intel GMA (Graphics Media Accelerator) 4500MHD graphics. While not suited for demanding gaming or graphics-intensive tasks, it provides basic graphics capabilities for everyday use and multimedia playback.

2. Memory Control: It serves as the memory controller hub, supporting DDR2 memory technology. The chipset allows for memory expansion and management, which is crucial for system performance.

3. Display Outputs: The GMCH typically provides various display outputs, including VGA and sometimes HDMI or DisplayPort, depending on the laptop or system configuration.

4. Peripheral Connectivity: It offers connectivity options for various peripheral devices, including USB ports, SATA ports for storage, and support for various I/O interfaces.

5. Energy Efficiency: The 82GL40 chipset is designed with power efficiency in mind, helping to extend battery life in laptops.

It's important to note that the Intel 82GL40 GMCH is relatively old and is part of Intel's legacy chipsets. Modern laptops and computers use more advanced integrated or discrete graphics solutions. Nonetheless, for its time, the GMCH played a crucial role in providing integrated graphics and memory control for mobile computing devices.