The R4000 is a microprocessor developed by MIPS Computer Systems that implements the MIPS III instruction set architecture (ISA). Officially announced...

architecture until MIPS32 was introduced in 1999.: 19  MIPS Computer Systems' R4000 microprocessor (1991) was the first MIPS III implementation. It was designed...

Bus: TURBOchannel Maximum possible RAM: 128 MB Two subtypes: The R4000 PC-50 and R4000 SC-50 Release: April, 1992 Initial price: $12,000.00 USD Bus: EISA...

has a removable processor module (PM1 or PM2) containing a 64-bit MIPS R4000 (100 MHz) or R4400 processor (100 MHz or 150 MHz) that implements the MIPS-III...

Windows NT 4.0 and its predecessors supported PowerPC, DEC Alpha and MIPS R4000 (although some of the platforms implement 64-bit computing, the OS treated...

space use, the Mongoose-V, is a R3000 with an integrated R3010 FPU. The R4000 series, released in 1991, extended MIPS to a full 64-bit word design, moved...

and R4000-based models, offering compatibility with OSF/1 on Alpha. Alongside such plans, DEC would also continue to support ULTRIX on its R4000-based...

it replaced.[further explanation needed] The performance of the 100 MHz R4000 in conjunction with 500 KB of secondary cache, this cache not being provided...

and memory running at 25 MHz, while the same will not be true for MIPS R4000 running at the same clock rate as the two are different processors that...

(now discontinued), and data transfer. The PSP uses two 333 MHz MIPS32 R4000 R4k-based CPUs, as a main CPU and Media Engine, a GPU running at 166 MHz...