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IBM Personal System/2 Model 55 SX

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description IBM Personal System/2 Model 55 SX Overview

The IBM PS/2 Model 55 SX was a compact desktop computer released in 1987 featuring an Intel 80286 processor and VGA graphics, targeting business users needing a smaller form factor than traditional PS/2 models.

help IBM Personal System/2 Model 55 SX FAQ

When was the IBM PS/2 Model 55 SX released?

The IBM Personal System/2 Model 55 SX was released in 1987 as part of IBM's PS/2 line. It was aimed at business users who wanted a compact desktop form factor.

What processor does the PS/2 Model 55 SX use?

The Model 55 SX uses an Intel 80286 processor. That chip was a major business-PC processor of the late 1980s, but it is far below the performance of even modern entry-level computers.

What graphics standard does the IBM PS/2 Model 55 SX support?

The Model 55 SX features VGA graphics, one of the defining capabilities of IBM's PS/2 generation. VGA became an important standard for PC displays and supported a much wider range of graphics modes than earlier CGA systems.

Why was the PS/2 Model 55 SX considered compact?

It placed an 80286-based business computer in a smaller desktop design than many traditional PS/2 systems. IBM marketed it for offices that needed compatible business computing without a large tower-style enclosure.

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