The AMD processor roadmap for industry-
standard servers
technology brief, 6th Edition
Abstract.............................................................................................................................................. 2
Introduction......................................................................................................................................... 2
X86 architecture .................................................................................................................................. 2
32-bit operations.............................................................................................................................. 2
AMD64 technology.......................................................................................................................... 3
Instruction set and registers............................................................................................................ 3
Operating modes ......................................................................................................................... 4
Memory addressability.................................................................................................................. 4
Naming conventions ............................................................................................................................ 4
Direct Connect I/O Architecture ............................................................................................................ 5
Integrated memory controller and dedicated memory banks.................................................................. 5
HyperTransport Technology............................................................................................................... 6
Multi-core technologies......................................................................................................................... 7
Dual-core Revision F processors ......................................................................................................... 8
Quad-Core AMD Opteron processors................................................................................................. 9
AMD Smart Fetch Technology ......................................................................................................10
Enhanced AMD PowerNow! Technology....................................................................................... 10
Rapid Virtualization Indexing....................................................................................................... 10
Average CPU Power metric ......................................................................................................... 11
Independent and combined memory channel modes....................................................................... 12
Six-Core AMD Opteron processors................................................................................................... 12
HT Assist ................................................................................................................................... 13
Future AMD Opteron processors.......................................................................................................... 14
Software licensing ............................................................................................................................. 14
Conclusion........................................................................................................................................ 14
For more information.......................................................................................................................... 15
Call to action .................................................................................................................................... 15
To Next Page
Need help?
General