486 mainboard ASUS PCI/I-486SP3G Rev. 1.6

Technical details
Name: PCI/I-486SP3G Rev. 1.6
Company: ASUS
Chipset: Intel Saturn II, iS82424ZX, iS82423TX, iS82378ZB (SIO), onboard NCR53C810 SCSI controller
CPU socket: ZIF-Socket 3
Memory: 4x PS/2 SIMM sockets
Bus: 3x PCI, 4x ISA 16 bit
Connectors: AT power, Keyboard, front-module pins, single IDE, Floppy, serial, parallel, SCSI, PS/2 mouse
Form factor: Baby-AT
Manufactured: 1994


The board supports 3.3 V 486 CPUs, has 256 kB L2 Cache and an integrated IDE (on ISA) and SCSI (on PCI) controller. The chipset supports PCI 2.1 and up to 160 MB memory. The serial ports use 16550 UARTs, the parallel port supports EPP and ECP. The Award ISA/PCI 486 Saturn BIOS supports flashing and 2.88M floppy drives. The CMOS is buffered by a Dallas RTC.

Mainboard Manual