Sockel: INTEL Dual XEON - Sockel LGA771 - Dual Dempsey/Woodcrest up to 3.73GHz (Dual/Quad Core) - Dual-Core Intel® Xeon® Processor 5000 /5100 sequence Chipset: Intel Blackford (5000P), Intel ESB2E, Intel PXH-V Form Factor: SSI CEB 1.1 Compliant, 12" x 10.5" Busclock MHz FSB: 667/1066/1333MHz Total Slots: 6 2x PCI-X 133/100 MHz 1x PCI-E x 8 (x 4 link) 2x PCI-E x 8x 1x PCI-E x 16 (x 8 link) Additional Slot 1: 1 * SODIMM socket for ASMB3-SOL Speicher: Total Slots: 8 / Capacity: Maximum up to 32GB / Memory Type: Four Channel DDR2 533/667 Fully Buffer DIMM / Memory Size: 512 MB, 1 GB, 2GB, 4GB Features: VGA-ja (ATI ES1000 PCI / 32MB * Audio-n * ATA-133-1x * S-ATA2-2x * Raid-ja (SATA) * GLAN-ja * IEEE1394-n * USB-2.0 - 4x