44E5181 IBM Intel Xeon X5550 2.66GHz Quad Core Processor
44E5181 Overview
This listing covers the 44E5181 IBM Intel Xeon X5550 2.66GHz Quad Core Processor with ordering reference 44E5181. The supplied product data records cores: 4; threads: 8; base clock: 2.66 GHz; L3 cache: 8 MB; socket: LGA1366.
Compatibility should be checked against the exact server, workstation or motherboard model before purchase. The listed socket is LGA1366. Quote or compatibility enquiries should reference 44E5181. Pricing is available by quotation; include the part number and required quantity in the enquiry. The source specification lists the condition as OEM.
Description
44E5181 IBM Intel Xeon X5550 2.66GHz Quad Core Processor Product Details
This listing covers the 44E5181 IBM Intel Xeon X5550 2.66GHz Quad Core Processor with ordering reference 44E5181. The supplied product data records cores: 4; threads: 8; base clock: 2.66 GHz; L3 cache: 8 MB; socket: LGA1366.
Key Specifications
| Specification | Product Data |
|---|---|
| Part Number | 44E5181 |
| Listing Brand | IBM |
| Product Type | Server Processor |
| Catalog Category | IBM CPU |
| Processor Type | Server |
| Intel Xeon Series | Xeon X5550 |
| Code Name | Nehalem EP |
| Core Stepping | B0 |
| Manufacturing Process | 45 NM |
| CPU Id | 6A2 |
| Cores | 4 |
| Threads | 8 |
| Base Clock | 2.66 GHz |
| L3 Cache | 8 MB |
| QuickPath Interconnect | 6.40 GT/S |
| Thermal Design Power | 95 Watts |
| Vid Voltage Range | 0.75V – 1.35V |
| Socket | LGA1366 |
| Condition | OEM |
Compatibility and Selection Guidance
Compatibility should be checked against the exact server, workstation or motherboard model before purchase. The listed socket is LGA1366. Quote or compatibility enquiries should reference 44E5181.
- Match the full part number with the supported hardware list for the target system.
- Verify socket, generation, firmware or BIOS support and thermal design power.
- Confirm whether the supplied item is a processor only or an upgrade kit with additional hardware.
Ordering Information
Pricing is available by quotation; include the part number and required quantity in the enquiry. The source specification lists the condition as OEM. Use 44E5181 on the quotation request so the exact item can be checked.
Product images are for reference. Verify the part number, technical specifications, compatibility, supplied condition and included components before purchase.

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