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IBM PS/2 Model 55SX

Motherboard RH-0238

Details

ManufacturerIBM
ModelPS/2 Model 55SX
Year1987
ConditionRestored
SourceKnock Knock Old Geek, Discord
Acquired2026-05-16
Installed inRH-0237
Referencehttps://theretroweb.com/motherboards/s/ibm-ps-2-model-55sx-and-55ls-8555-early

Specs

Chipset IBM 90X8134 IBM 23F9177 IBM 27F4619 IBM 23F8566 IBM 27F4620 IBM 27F465
CPU family 386-class
Form factor proprietary
RAM slots 2× 72-pin SIMM
Slots 3× MCA
BIOS IBM C1.10 (1988)
Onboard video IBM VGA
Ports Floppy, Serial, Parallel, PS/2 keyboard, PS/2 mouse

Files

No files for this one yet.

History

2026-08-06
fetched a photo from the reference

Photographs

1
RH-0238 source site

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