General information |
Type |
CPU / Microprocessor |
Market segment |
Server |
Family |
AMD Opteron |
Model number ? |
254 |
CPU part number |
OSP254FAA5BL is an OEM/tray microprocessor |
Stepping codes |
CAB1E CAB2E |
Frequency (MHz) ? |
2800 |
Package |
940-pin lidded organic micro-PGA |
Socket |
Socket 940 |
|
Architecture / Microarchitecture |
Processor core ? |
Troy |
Core stepping ? |
E4 |
Manufacturing process |
0.09 micron SOI |
Data width |
64 bit |
Number of cores |
1 |
Floating Point Unit |
Integrated |
Level 1 cache size ? |
64 KB 2-way associative instruction cache 64 KB 2-way associative data cache |
Level 2 cache size ? |
1 MB exclusive 16-way associative cache |
Physical memory |
1 TB |
Virtual memory (TB) |
256 |
Pipeline |
- 12 (integer)
- 17 (floating point)
|
Multiprocessing |
Up to 2 processors |
Features |
- MMX technology
- 3DNow!
- SSE
- SSE2
- AMD64 technology ?
- Enhanced Virus Protection ?
- SSE3
|
Low power features |
- Halt mode
- Stop Grant mode ?
- PowerNow!
|
On-chip peripherals |
- Integrated dual-channel DDR SDRAM Memory controller
- HyperTransport technology with three 16-bit links up to 1000 MHz each
|
|
Electrical/Thermal parameters |
Thermal Design Power (W) ? |
68 |