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Dec 7, 2020 · Why did DEC go with Alpha instead of MIPS? What characteristics did Alpha have, that led them to believe it would serve them better?
Definition. The DEC Alpha was an architecture and line of microprocessors created by Digital Equipment Corporation (DEC). These processors, which began shipping in the early 1990s, were among the most innovative and highest performing of their era.
The Alpha 21064 is a microprocessor developed and fabricated by Digital Equipment Corporation that implemented the Alpha (introduced as the Alpha AXP) instruction set architecture (ISA). It was introduced as the DECchip 21064 before it was renamed in 1994.
Alpha, originally known as Alpha AXP, is a 64-bit reduced instruction set computer (RISC) instruction set architecture (ISA) developed by Digital Equipment Corporation (DEC), designed to replace the 32-bit VAX complex instruction set computer (CISC) ISA and its implementations.
Description. The Alpha 21264 is a four-issue superscalar microprocessor with out-of-order execution and speculative execution. It has a peak execution rate of six instructions per cycle and could sustain four instructions per cycle. It has a seven-stage instruction pipeline . Out of order execution.
Jun 28, 2016 · What Does DEC Alpha Mean? Alpha was a microprocessor from Digital Equipment. Corporation which was based on 64-bit reduced instruction set computing (RISC). It was designed. to replace DEC’s 32-bit VAX complex instruction set. The DEC Alpha. microprocessors were used in a variety of Digital Equipment Corporation’s. servers and workstations.
DEC Alpha, a 64-bit RISC processor developed by Digital Equipment Corporation designed to replace their 32-bit VAX instruction set. The 21064 was the first Alpha processor introduced as DECchip 21064, code named EV4, in February 1992 [2], released since September 1992.
