Intel DX58SO2
Socket B 1366, Memory Frequency 1600 / 2000 / 2400 MHz, Memory Technology DDR3 (48 GB Max Supported RAM), 6 Memory Slots, System Chipset Intel X58, LAN Chipset Intel 82567LM / Intel 82574L, Audio Chipset Realtek ALC892, Supported Processor Intel Core i7 / Intel Xeon / Intel Pentium Extreme