ISA and PCI slots, AGP slot, Integrated audio chipset, Joystick port, 25-pin parallel port connector plus 29-pin serial port connectors, PS / 2 mouse and keyboard connectors, USB connector, the Slot 1 connector, DIMM sockets, ATX power supply, backup Lithium battery, floppy drive connector, UltraDMA EIDE connectors, connector UltraWide SCSI, Ultra SCSI connector, SCSI Adapter AIC-7880 chipset, Flash BIOS, Intel 440BX chipset. Source