| Manufacturer | SuperMicro |
| Manufacturer Part # | P4X-DPX5550-266-8M640 |
| Cost Central Item # | 10528717 |
| Product Description | Processor upgrade - 1 x Intel Xeon X5550 / 2.66 GHz - LGA1366 Socket - L3 8 MB |
| Product Type | Processor upgrade |
| Processor Type | Intel Xeon X5550 |
| Multi-Core Technology | Quad-Core |
| 64-bit Computing | Yes |
| Compatible Processor Socket | LGA1366 Socket |
| Processor Qty | 1 |
| Clock Speed | 2.66 GHz |
| Manufacturing Process | 45 nm |
| Cache Memory | L3 Advanced Smart Cache - 8 MB |
| Features | Hyper-Threading Technology, Intel Intelligent Power Technology, Intel Data Center Manager |
| Compatible Slots | 1 x processor - LGA1366 Socket |