Intel DX58SO
Socket B 1366, 1600 MHz Bus Speed, Memory Frequency 1066 / 1600 / 1333 MHz, Memory Technology DDR3 (16 GB Max Supported RAM), 4 Memory Slots, System Chipset Intel X58, LAN Chipset Intel 82567LM / Intel 82578DC, Audio Chipset Realtek ALC889, Supported Processor Intel Core i7 / Intel Core2 Duo / Intel Core2 Extreme