Processor Socket 370 Processor Chipset VIA Apollo Pro133A (VT82C694 + VT82C686A) FSB 133/100/66 MHz Memory 3X 168-pin DIMM Sockets with 3.3V SDRAM Max. 1.5GB Expansion Slot 5 PCI 1 ISA 1 AMR 1 APG (4x) Audio On Board AC97 Sound CD-ROM Health Monitor Utility Bus Master IDE Driver BIOS BIOS with DMI, Green Fun, PnP, and Anti-virus Support LS 120 / ZIP / CD-ROM Booting 2 MB Firmware Power ATX On Board I/O 4X USB Ports (2 Essential & 2 Optional) Fast IrDA Support PCI Bus Master IDE Ports: PIO Mode 3, 4, DMA Mode 2, & Ultra DMA 33/66 PS/2 Keyboard & Mouse Support 1 Floppy Port (Up to 2.88MB; 3 Mode Floppy Supported) 2 Serial Ports (16550 Fast UART Compatible) 1 Parallel Port (ECP, EPP Port) Wake On LAN Power Management ACPI Standard ready for PC'99 Power On by AT Keyboard, PS/2 Mouse, RTC Alarm, Modem Ring, & Soft-power Switch Power off by Windows 95/98 Shut Down & Soft Power Switch (ATX Power Required) Power Recovery ON/Off Control Hardware Monitor Function Vital voltages on the power supply CPU temperature CMOS battery voltage Fan Activity hard Drive Memory sources Board Size 305mm x 200mm ATX Form Factor Warranty 1-Year Limited