Part Number:P3V4X General Product Type Motherboard - ATX Cache Memory None Chipset Type VIA Apollo Pro133A Max Bus Speed 133.0 MHz Processor Socket Slot 1 Max Processors Qty 1.0 Compatible Processors Celeron, Pentium III, Pentium II Supported RAM Max Size 2.0 GB Technology SDRAM, VCM SDRAM Bus Clock 133 MHz Data Integrity Check Parity, ECC LAN Modem None Expansion / Connectivity Expansion Slot(s) 4.0 x AGP 4x - Full-length, 5.0 x PCI - Full-length, 1.0 x Shared PCI / ISA - DIMM 168-pin, 1.0 x Processor - Full-length, 1.0 x Memory - Slot 1 Interfaces 1.0 x USB, 2.0 x Parallel, 1.0 x PS/2 keyboard, 1.0 x PS/2 mouse, 2.0 x Serial Compatible Slots None Miscellaneous Compliant Standards Plug and Play Width 7.6 in Depth 12.0 in