Intel G31 DDR2 LGA775 – A chipset designed for Intel’s LGA775 socket motherboards, supporting DDR2 memory. It’s part of the Intel 3 Series chipset family, typically paired with older processors from Intel’s Pentium 4, Core 2 Duo, and early Core 2 Quad series. The G31 chipset offers basic support for integrated graphics (Intel GMA 3100) and is suited for legacy systems or budget builds.