Description :
The Mark-8 (above, left) was an Intel 8008 based machine with 256 bytes RAM. It was introduced in July 1974, and 1000-2000 were produced. It was the first personal computer to really be marketed, and had no ROM. The current market value of a Mark-8 is a
round $12,000.
The machine pictured above right was the precursor to the IBM 5100 machine. It was introduced in 1975, and was very costly. It was IBM's first entry into the microcomputer market.