Description
- Model: Xeon x5660
- Socket Type: LGA 1366
- CPU Frequency: 2.8 GHz
General information Type CPU / Microprocessor Market segment Server Xeon 5600 Model number ? X5660 CPU part numbers AT80614005127AA is an OEM/tray microprocessor BX80614X5660 is a boxed microprocessor Frequency ? 2800 MHz Maximum turbo frequency 3200 MHz (1 or 2 cores)3067 MHz (3 or more cores) Bus speed ? 6.4 GT/s QPI (3200 MHz) Clock multiplier ? 21 Package 1366-land Flip-Chip Land Grid Array (FC-LGA10) Socket Socket 1366 / B / LGA1366 Size 1.77" x 1.67" / 4.5cm x 4.25cm S-spec numbers Part number ES/QS processors Production processors Q3QX Q3UX Q4EN SLBV6 Architecture / Microarchitecture Microarchitecture Westmere Platform Tylersburg-EPTylersburg-ENTylersburg-WS Processor c ? Westmere-EP c steppings ? B0 (Q3UX)B1 (Q4EN, SLBV6) CPUIDs 206C1 (Q3UX)206C2 (SLBV6) Manufacturing process 0.032 micron High-K metal gate process1170 million transistors Die 240mm2 Data width 64 bit The number of CPU cores 6 The number of threads 12 Floating Point Unit Integrated Level 1 cache size ? 6 x 32 KB 4-way set associative instruction caches6 x 32 KB 8-way set associative data caches Level 2 cache size ? 6 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 Extensions and Technologies 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 / I 64 ? NX / XD / Execute disable bit ? HT / Hyper-Threading technology ? VT-x / Virtualization technology ? VT-d / Virtualizati