Biostar G31-M4
Socket 478 / Socket T 775, 533 / 800 MHz Bus Speed, Supported Processor Intel Pentium 4 / Intel Core2 Duo / Intel Core2 Quad, Memory Technology DDR2 / SDRAM (4 GB Max Supported RAM), Memory Frequency 800 MHz, System Chipset Intel G31 / Intel ICH7, Audio Chipset Realtek ALC662