Chipset North bridge:VIA KT-133A South bridge:VIA VT82C686B Bus Type 5 PCI slots 1 AMR 1 AGP 1 ISA CPU Support Socket A AMD Athlon and Duron Processors AMD Athlon Processors at 750/800/850/900/950MHz , 1.1GHz and 266MHZ FSB Athlon processor AthlonXP:1.33-1.6G AMD Duron Processors at 600/650/700/750/800/900MHz 1.0/1.1GHz System Memory Three 168 pin 3.3V PC133 DIMM sockets Supports up to 1.5G SDRAM Supports 66/100/133 MHz Synchronous DRAM and VCM SDRAM And 66MHz EDO DRAM Power Management ACPI V1.0 and APM compliant Supports S0, S1, S3, S4, S5 ACPI power status Auto adjust FAN speed in the different power status USB 4 USB ports (2 for I/O panel and 2 for front panel) USB 1.1 specification compliant Bus Speed 200/266MHz FSB BIOS 2 Mbit Flash ROM Licensed advanced AWARD BIOS Supports Plug and Play Supports ACPI and OS directed power management Storage system Two PCI Master IDE ports support up to 4 IDE devices Supports ATA 100 One floppy port support up to two 3.5¡± or 5.25¡± floppy drives ( 360K/720K/1.2M/1.44M/2.88M) Supports LS-120 floppy disk drive and ZIP drive I/O Feature 2 High Speed Serial Ports (16550 Fast UART Compatible) 1 Enhanced Parallel Port Support EPP/ECP/SPP 1 PS/2 keyboard port 1 PS/2 mouse port IrDA port support up to 115.2Kb/s transfer rate All I/O ports can be enabled/disabled by BIOS setup Graphics AGP 4X Support Universal AGP Slot Transfer rate up to 1 GB/s Onboard Audio KinetiZ 7E: No Audio KinetiZ 7E-A: Onboard AC'97 Audio AC'97 2.1 Compliant, 16-bit Stereo Codec KinetiZ 7E-C: Onboard Creative 5880 PCI Hardware Audio 4 Channel Speaker out 3D Surrounding Audio Advanced Feature Wake up on LAN Wake up on Modem Trend ChipAwayVirus on Guard QDI Innovative Technology BootEasy, RecoveryEasy, BIOS-ProtectEasy, ManageEasy, LogoEasy System Health Monitoring CPU temperature, System temperature, CPU fan speed Chassis fan speed, 5 System Voltages Board Size ATX: 305X230mm