Ultimate Hardware 2019 BETA

CMC 486DX4

Also known as: CMC CMCDX4

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Form factor: Baby AT
Chipset: SiS 85C471/407 (Green PC ISA-VLB 486 Single Chip ) [85C471, 85C407]
Processor platform:486 [5V only]
Maximum supported RAM: 128 MB
Cache: 128 KB 256 KB
Supported RAM types: 72-pin EDO 72-pin FPM
BIOS images:
Manuf. POST String Note BIOS Ver. Core Ver.
AMI 40-P908-001608-00101111-072594-SIS471G-U VLPG-E05 072594
I/O ports: Expansion slots:
  • 1x AT Keyboard
  • 3x 32-bit VLB
  • 1x 8-bit ISA
  • 7x 16-bit ISA
Supported CPUs: Intel 80486DX Intel 80486DX2 Intel 80486SX
Supported FSB speeds: 25MHz 33MHz 40MHz