Supermicro PDSMi Server Motherboard - Intel Chipset - Socket T LGA-775 Number of Memory Slots: 4 Onboard Video Chipset: ATI RAGE XL Max LAN Speed: Yes CPU Type: Pentium 4 Celeron D Pentium Extreme Edition Pentium 4 (Extreme Edition) Pentium D FSB: 800 MHz 1066 MHz 533 MHz Supported CPU Technologies: Hyper-Threading Technology Maximum Memory Supported: 8GB PCI Slots: 1 x PCI Slot