The worlds first portable computer / laptop in 1975. The IBM 5100 cost over $20,000
First introduced: September, 1975
CPU: IBM proprietary, 1.9MHz
RAM: 16K, 64K max
Display: 5″ monochrome monitor 64 X 16 text
Storage: Internal 200K tape (DC300)
Ports: tape / printer I/O port
OS: APL and/or BASIC
