Architecture / Microarchitecture |
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Microarchitecture |
Nehalem |
Platform |
Tylersburg-EP Tylersburg-EN Tylersburg-WS |
Processor core |
Westmere-EP |
Core steppings |
B0 (Q3V6) B1 (Q4ET, SLBVA) |
CPUID |
206C2 (SLBVA) |
Manufacturing process |
0.032 micron High-K metal gate process |
Data width |
64 bit |
The number of cores |
4 |
The number of threads |
8 |
Floating Point Unit |
Integrated |
Level 1 cache size |
4 x 32 KB 4-way set associative instruction caches 4 x 32 KB 8-way set associative data caches |
Level 2 cache size |
4 x 256 KB 8-way set associative caches |
Level 3 cache size |
12 MB 16-way set associative shared cache |
Physical memory |
288 GB |
Multiprocessing |
Up to 2 processors |
Features |
- MMX instructions
- SSE / Streaming SIMD Extensions
- SSE2 / Streaming SIMD Extensions 2
- SSE3 / Streaming SIMD Extensions 3
- SSSE3 / Supplemental Streaming SIMD Extensions 3
- SSE4 / SSE4.1 + SSE4.2 / Streaming SIMD Extensions 4
- AES / Advanced Encryption Standard instructions
- EM64T / Extended Memory 64 technology / Intel 64
- NX / XD / Execute disable bit
- HT / Hyper-Threading technology
- VT-x / Virtualization technology
- VT-d / Virtualization for directed I/O
- TBT / Turbo Boost technology
- TXT / Trusted Execution technology
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Low power features |
Enhanced SpeedStep technology |
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Integrated peripherals / components |
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Integrated graphics |
None |
Memory controller |
The number of controllers: 1 Memory channels: 3 Supported memory: DDR3-800, DDR3-1066, DDR3-1333 Maximum memory bandwidth (GB/s): 32 ECC supported: Yes |
Other peripherals |
Quick Path Interconnect (2 links) |
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Electrical / Thermal parameters |
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V core |
0.8V - 1.3V |
Maximum operating temperature |
82.9°C |
Thermal Design Power |
95 Watt |