IBM PS/2 Model 30
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The Personal System/2 Model 30 and Personal System/2 Model 30 286 are IBM's entry-level desktop computers in their Personal System/2 family of personal computers. As opposed to higher-end entries in t
Top view of a Model 30 286 with its case lid opened up
IBM PS/2 Model 50
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The Personal System/2 Model 50 is a midrange desktop computer in IBM's Personal System/2 family of personal computers. First released in April 1987, the Model 50 features an Intel 80286 processor runn
IBM PS/2 Model 30
…Model 35 and PS/2 Model 40 use the ISA bus and were intended as entry-level models. The PS/2 Model 30 was introduced on April 2, 1987, alongside the Model 50 and Model 60—entries in the PS/2 line which feature the new Micro Channel architecture bus, as opposed to the Model 30's Industry Standard Architecture…
An original PS/2 Model 50
IBM PS/2 Model 50 Z CPU (Type 8550) with 5812-001 monitor, Model M keyboard and PS/2 mouse.
Internals of an IBM PS2 Model 50 Z