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Compaq 21264C. Alpha (original name Alpha AXP) is a 64-bit reduced instruction set computer (RISC) instruction set architecture (ISA) developed by Digital Equipment Corporation (DEC). Alpha was designed to replace 32-bit VAX complex instruction set computers (CISC) and to be a highly competitive RISC processor for Unix workstations and similar ...
- 1992; 31 years ago
- RISC
Feb 6, 2020 · The DEC Alpha, the first mass-produced 64-bit processor, featured a pipeline architecture superior for the time. Intel contracted as a second-source manufacturer of the Alpha technology for DEC, whose manufacturing was superior, but limited. When Intel afterwards brought out the Itanium, supposedly borrowing some of Alpha's technology, DEC sued.
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Alpha-based computers comprising the DEC AXP series, later the AlphaStation, and AlphaServer series respectively superseded both the VAX and MIPS architecture in DEC's product lines. They supported OpenVMS , DEC OSF/1 AXP (later known as Digital Unix or Tru64 UNIX) and Microsoft's then-new operating system, Windows NT , an operating system made ...
- 1957; 66 years ago
- Maynard, Massachusetts, United States
- over 140,000 (1987)
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.
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.
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.
navigation search. 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.