IT & Network Infrastructure : New Features of AMD's 45-nm Shanghai Processor

 
 
By Scott Ferguson  |  Posted 2008-11-13
 
 
 

New Features of AMD's 45-nm Shanghai Processor

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

New Features of AMD's 45-nm Shanghai Processor

Performance

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

Performance

Performance

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

Performance

Performance

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

Performance

Performance

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

Performance

Power Efficiency

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

Power Efficiency

Power Efficiency

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

Power Efficiency

Virtualization

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

Virtualization

RAS

—L3 Cache Index Disable—Superior data integrity

RAS

New Features of AMD's 45-nm Shanghai Processor - Page 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.

New Features of AMD's 45-nm Shanghai Processor - Page 10

Rocket Fuel