Entry by fireTwoOneNine
Intel Advanced/ATX

Intel Advanced/ATX

Specifications

CPU support

Supported sockets:
  • Socket 7
Front Side Bus speed: 50/60/66 MHz
Supported architectures:
  • AMD K5 5k86
  • AMD K5 SSA/5
  • Intel Pentium P54C
  • Intel Pentium P54CQS
  • Intel Pentium P54CS
  • Intel Pentium MMX Overdrive P55C
  • Intel Pentium Overdrive P54CS
Note! Some steppings might require updated BIOS/microcode to work properly.
Supports external cache up to 512 kB
Single voltage Socket 7 CPUs only. Cache provided by 256k onboard, or via COAST module.

System memory

  • Type: EDO 60/70 ns
    4x 72-pin
Max supported: 128.00 MB

Platform

Northbridge/MCH: Intel 430FX
Southbridge/ICH/PCH/MCP: Intel PIIX
SuperIO: National Semiconductor PC87306
1 Mbit Parallel BIOS ROM

Power supply

Main board power: 20-pin ATX
2 3-pin DC fan headers

Expansion slots

4 PCI slots
3 16-bit ISA slots

Rear I/O ports

PS/2 keyboard
PS/2 mouse
2x DE-9 serial
1x DB-25 parallel

Internal I/O headers

IrDA header

Storage

2 IDE channels, up to 16 MB/s
Floppy connector, up to 1 drive

Circuit board

ATX form factor
PCB manufactured in the year 1996

Notes

Also seen as Gateway 652605-501. Potentially the first ATX motherboard. S3 Trio64V+ video and Crystal CS4232 audio optional; this example has neither.

Gallery

Attachments

Documentation

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Disclaimer

The info you find here might not be 100% correct. This is due to a couple of reasons:
  • I'm an idiot and I misread/misspelled something
  • I have a different board revision from yours
  • The production date/plant is different and they might have used slightly different components
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