IBM sparked a revolution in personal computing when it unveiled the IBM PC in 1981. But the IBM PC wasn’t IBM’s first personal computer. Six years earlier, Big Blue unleashed a machine called the IBM ...

The 1970s was a somewhat awkward phase for the computer industry — as hulking, room-sized mainframes became ever smaller and the concept of home and portable computers more capable than a basic ...

History records August 12, 1981 as the day IBM changed the computer industry forever by unveiling its first PC. But that machine’s official model number was 5150–marking it as a conceptual descendant ...

It wasn’t long ago I was nostalgic about an old computer I saw back in the 1980s from HP. It was sort of an early attempt at a PC, although price-wise it was only in reach for professionals. HP wasn’t ...

What's this? It's a portable computer -- the world's first portable computer, in fact. And how do we know its portable? Because IBM tells us so. The 25kg (55lbs) beast was born in 1975 and christened ...

The IBM 5100 was released in 1975, six years before the IBM PC. It was IBM's first desktop portable computer with 100 KB of ROM and 64 KB of RAM installed but it was said that it was not popular at ...

eWEEK content and product recommendations are editorially independent. We may make money when you click on links to our partners. Learn More. Although IBM’s launch of the Personal Computer (IBM 5150) ...

Cutting-edge design, stellar performance, aggressive pricing, and a high level of redundancy helped the IBM Netfinity 5100 take first place in our roundup. Companies looking for a reliable, ...