In pictures:IBM PC anniversary
Computer costs

IBM's machine cost between $1,565, for a home model, and $4,500, for a machine designed for the office.

The cheaper model would cost 1,872 today, taking 25 years of adjustments in the retail price index into account.

So what kind of PC can you buy for 1,872 today? What are the differences between the first PC and the latest PCs?

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