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    New Features of AMD’s 45-nm Shanghai Processor

    By
    Scott Ferguson
    -
    November 13, 2008
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      PrevNext

      1New Features of AMD’s 45-nm Shanghai Processor

      1

      New Features of AMD’s 45-nm ‘Shanghai’ Processorby Scott Ferguson

      2Performance

      2

      —45-nm with Immersion Lithography—Greater frequency compared with Quad-Core AMD Opteron

      3Performance

      3

      —AMD Memory Optimizer Technology—Enhanced pre-fetching 2x Core Probe Bandwidth compared with Quad-Core AMD Opteron

      4Performance

      4

      —AMD Balanced Smart Cache—8MB: Twice the total cache compared with Quad-Core AMD Opteron

      5Performance

      5

      —HyperTransport Technology 3.0—Level 1 up to 17.6GB per second (not available until the second quarter of 2009)

      6Power Efficiency

      6

      —45-nm with Immersion Lithography—35 percent lower idle power compared with Quad-Core AMD Opteron

      7Power Efficiency

      7

      —AMD Smart Fetch—Up to 21 percent CPU power savings

      8Virtualization

      8

      —Enhanced RVI—Faster world switch compared with Quad-Core AMD Opteron

      9RAS

      9

      —L3 Cache Index Disable—Superior data integrity

      10No Title

      10

      AMD has used a common platform for its x86 chips, from the quad-core “Barcelona” and “Shanghai” to the six-core “Istanbul” and “Sao Paulo” chips.

      PrevNext
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