The 250 nanometer (250 nm or 0.25 µm) process refers to a level of semiconductor process technology that was reached by most manufacturers in the 1997–1998 timeframe.
Products featuring 250 nm manufacturing process
*The
DEC Alpha 21264A
The Alpha 21264 is a Digital Equipment Corporation RISC microprocessor launched on 19 October 1998. The 21264 implemented the Alpha instruction set architecture (ISA).
Description
The Alpha 21264 is a four-issue superscalar microprocessor with ...
, which was made commercially available in 1999.
*The
AMD K6-2
The K6-2 is an x86 microprocessor introduced by AMD on May 28, 1998, and available in speeds ranging from 266 to 550 MHz. An enhancement of the original K6, the K6-2 introduced AMD's 3DNow! SIMD instruction set, featured a larger 64 Ki ...
''Chomper'' and ''Chomper Extended''. Chomper was released on May 28, 1998.
*The
AMD K6-III
The K6-III (code name: "Sharptooth") was an x86 microprocessor line manufactured by AMD that launched on February 22, 1999. The launch consisted of both 400 and 450 MHz models and was based on the preceding K6-2 architecture. Its improved ...
"Sharptooth" used 250 nm.
*The mobile
Pentium MMX
The Pentium (also referred to as P5, its microarchitecture, or i586) is a fifth generation, 32-bit x86 microprocessor that was introduced by Intel on March 22, 1993, as the very first CPU in the Pentium brand. It was instruction set compatible ...
''
Tillamook Tillamook may refer to:
Places:
* Tillamook County, Oregon, United States
* Tillamook, Oregon, a city, the seat of Tillamook County
* Tillamook River, United States
* Tillamook Bay, a bay in the northwestern part of Oregon
* Tillamook Head, a natur ...
'', released in August 1997.
*The
Pentium II
The Pentium II brand refers to Intel's sixth-generation microarchitecture (" P6") and x86-compatible microprocessors introduced on May 7, 1997. Containing 7.5 million transistors (27.4 million in the case of the mobile Dixon with 256 KB ...
''
Deschutes''.
*The
Pentium III
The Pentium III (marketed as Intel Pentium III Processor, informally PIII or P3) brand refers to Intel's 32-bit x86 desktop and mobile CPUs based on the sixth-generation P6 microarchitecture introduced on February 28, 1999. The brand's initial ...
''
Katmai''.
*The
Dreamcast
The is a home video game console released by Sega on November 27, 1998, in Japan; September 9, 1999, in North America; and October 14, 1999, in Europe. It was the first sixth-generation video game console, preceding Sony's PlayStation 2, N ...
's CPU and GPU.
*The initial version of the
Emotion Engine
The Emotion Engine is a central processing unit developed and manufactured by Sony Computer Entertainment and Toshiba for use in the PlayStation 2 video game console. It was also used in early PlayStation 3 models sold in Japan and North Americ ...
processor used in the
PlayStation 2.
*00250
Computer-related introductions in 1998
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