POWER2

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Power Architecture

CPU architecture
Historical

POWER • PowerPC-AS POWER2 • POWER3 POWER4
Current

PowerPC • POWER5 • Cell
Future

POWER6 • POWER7
Related Links

RISC • AltiVec • IBM System p IBM System i


In 1993, IBM released the POWER2 microprocessor, which was in use until 1998. The POWER2 added second fixed point and floating point units to the original POWER processor as well as more cache and some new instructions. The P2SC (POWER2 Super Chip] a single-chip implementation of the POWER2's eight-chip architecture, powered the 32-node IBM Deep Blue supercomputer that beat world champion Garry Kasparov at chess in 1997.

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