Key facts
Production status: End-of-life
Release date: 2011-02-14
Cores / Threads: 4 / 8
Base clock: 2933 MHz
Turbo clock: 3200 MHz
TDP: 130 W
Process: 32 nm
Codename: Westmere-EP
Generation: Xeon (Westmere-EP)
All available specs
| Field | Value |
|---|---|
| name | Xeon X5647 |
| Socket | Intel Socket 1366 |
| Foundry | Intel |
| Process Size | 32 nm |
| Transistors | 1,170 million |
| Die Size | 239 mm² |
| Package | FC-LGA10 |
| Market | Server/Workstation |
| Production Status | End-of-life |
| Release Date | Feb 14th, 2011 |
| Part# | SLBZ7 |
| Frequency | 2.933 GHz |
| Turbo Clock | up to 3.2 GHz |
| Base Clock | 133 MHz |
| Multiplier | 22.0x |
| Multiplier Unlocked | No |
| Voltage | 1.35 V |
| Codename | Westmere-EP |
| Generation | Xeon (Westmere-EP) |
| Memory Support | DDR3 |
| ECC Memory | Yes |
| # of Cores | 4 |
| # of Threads | 8 |
| SMP # CPUs | 2 |
| Cache L1 | 64 KB (per core) |
| Cache L2 | 256 KB (per core) |
| Features | MMX, SSE, SSE2, SSE3, SSSE3, SSE4.2, Intel 64, HTT, EIST, XD-Bit, VT-x, TXT, AES-NI, 5.86GT/s QPI |
| Memory Bus | Triple-channel |
| PCI-Express | Gen 2 |
| Cache L3 | 12 MB (shared) |
| Benchmark rank | 1423 |
| Benchmark samples | 33 |
| Benchmark price | 19.93 |
| Benchmark category | Server |
| Benchmark socket | LGA1366 |
| Benchmark date | 2011-07-01 |
| Benchmark TDP (W) | 130 |
| Benchmark base (MHz) | 2930 |
| Benchmark turbo (MHz) | 3200 |
| Benchmark cores | 4 |
| Benchmark threads per core | 2 |
| Benchmark threads | 8 |