Biostar P4M800-M7 Ver. 1.0. Supported memory types: DDR-SDRAM, Supported memory clock speeds: 333, 400 MHz. Processor family: Intel, Compatible processor series: Celeron D, Pentium 4, Pentium D, Processor socket: Socket 775. Width: 201 mm. RAID levels: 0, 1. Ethernet interface type: Fast