Key facts
Production status: End-of-life
Release date: 2009-03-30
Cores / Threads: 4 / 8
Base clock: 2666 MHz
Turbo clock: 3066 MHz
TDP: 95 W
Process: 45 nm
Codename: Gainestown
Generation: Xeon (Gainestown)
All available specs
| Field | Value |
|---|---|
| name | Xeon X5550 |
| Socket | Intel Socket 1366 |
| Foundry | Intel |
| Process Size | 45 nm |
| Transistors | 731 million |
| Die Size | 263 mm² |
| Package | FC-LGA8 |
| Market | Server/Workstation |
| Production Status | End-of-life |
| Release Date | Mar 30th, 2009 |
| Part# | SLBF5 |
| Frequency | 2.666 GHz |
| Turbo Clock | up to 3.066 GHz |
| Base Clock | 133 MHz |
| Multiplier | 20.0x |
| Multiplier Unlocked | No |
| Voltage | 1.35 V |
| Codename | Gainestown |
| Generation | Xeon (Gainestown) |
| 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 |
| Memory Bus | Triple-channel |
| PCI-Express | Gen 2 |
| Cache L3 | 8 MB (shared) |
| Benchmark rank | 1806 |
| Benchmark samples | 101 |
| Benchmark price | 49 |
| Benchmark category | Server |
| Benchmark socket | LGA1366 |
| Benchmark date | 2009-04-01 |
| Benchmark TDP (W) | 95 |
| Benchmark base (MHz) | 2670 |
| Benchmark turbo (MHz) | 3060 |
| Benchmark cores | 4 |
| Benchmark threads per core | 2 |
| Benchmark threads | 8 |