Berkeley RISC I die photograph

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Date
1981
Credit Line
Courtesy of David Patterson
Copyright Owner
© University of California (Berkeley)
Object ID
500004749

The RISC I, U.C. Berkeley’s first implementation of a RISC processor in 1982, contained 44,420 transistors made with a 5 micron NMOS process. The 77 mm² chip ran at 1 MHz.