CPU: CPU speed/voltage support may be dependant upon motherboard/BIOS revision90MHz-300MHzIntel, Cyrix/IBM, AMD and IDTIntel ZIF socket 7 for CPUSystem Chipset:Intel 82430TX ChipsetIntegrated I/O60MHz, 66MHz and 75MHz Bus speedsCache Memory:512KB Pipline Burst SRAM onboardSystem Memory:4 x 72 pin SIMM sockets, support 8MB minimum and up to 256MB maximumSupports 4, 8, 16, 32 and 64 MB 70ns or faster FP/EDO SIMM2 x 168 pin DIMM sockets, support 8MB minimum and up to 256MB maximumSupports 8, 16, 32, 64, and 128 MB EDO/SDRAM DIMMOn Board PCI IDE:2 X PCI Bus Master IDE Ports(Up to 4 IDE Devices)Support PIO Mode 0, 1, 2, 3Supports Enhanced IDE PIO mode 3 and 4, 17MB/sec.(Max.)Support UDMA Mode 33MB/sec.(Max.)On board I/O:Floppy Port(up to 2.88 MB)Parallel Port(ECP, EPP)Serial Ports(16C550 Fast UART Compatible) with FIFO's, Plug & PlayAT Keyboard PortPS/2 Mouse HeaderStandard USB Ports(48MHz) Supports up to 127 USB DevicesConsumer IR and IrDA interfaceBIOS:1M-bit Flash EPROMAward PCI BIOS with Green and PnP FunctionIDE Auto-configuringDMI SupportInstant-OnExpansion Slots :3 ISA SlotsForm Factor :Baby AT form factorBoard size: 8.6 x 9.0" "