Each IBM’s POWER5 chip contains two cores sharing 1.92MB of L2 cache and 36MB L3 cache. POWER5 typical processor is a 95mm x 95mm MCM with 4 chips (each chip contains 2 cores) feature astonishing 144MB of cache memory. POWER5 feature on chip memory controller that can address up to 1024GB of RAM. IBM says up to 16 MCMs may be combined in one logical system to built a monstrous server solution with 128 powerful CPUs. Core-clocks of POWER5 will be about 2.0GHz at launch in 1H 2004.
This new beast from IBM will be available in 2004.
Source : The Inquirer and X-bit Labs