Product Overview
| Type CPU / Microprocessor | |
| Market segment | Server |
| Family | Intel Xeon 5500 |
| Model number | X5550 |
| CPU part numbers | AT80602000771AA is an OEM/tray CPU |
| BX80602X5550 is a boxed CPU | |
| Spec Code | SLBF5 |
| Frequency | 2667 MHz |
| Turbo frequency | 3067 MHz (1 core) |
| 2933 MHz (4 cores) | |
| Bus speed | 6.4 GT/s QPI (3200 MHz) |
| Package | 1366-land Flip-Chip Land Grid Array (FC-LGA8) |
| Socket | Socket 1366 / B / LGA1366 |
| Microarchitecture | Nehalem |
| Platform | Tylersburg-EP |
| Tylersburg-EN | |
| Tylersburg-WS | |
| Processor core | Nehalem-EP |
| Data width | 64 bit |
| The number of cores | 4 |
| The number of threads | 8 |
| Level 1 cache size | 4 x 32 KB |
| Level 2 cache size | 4 x 256 KB |
| Level 3 cache size | 8 MB |
| Physical memory | 144 GB |
| Multiprocessing | Up to 2 processors |