643749-B21 HP Intel Xeon E7-2870 2.40GHz Processor
643749-B21 Overview
For buyers matching an exact CPU or system component, 643749-B21 corresponds to the 643749-B21 HP Intel Xeon E7-2870 2.40GHz Processor. The supplied product data records model: E7-2870; cores: 10; threads: 20; base clock: 2.40 GHz; L3 cache: 30 MB.
Confirm the destination system’s supported processor list, firmware and thermal requirements before ordering. The listed socket is LGA1567. Quote or compatibility enquiries should reference 643749-B21. Pricing is available by quotation; include the part number and required quantity in the enquiry. The source specification lists the condition as OEM.
Description
643749-B21 HP Intel Xeon E7-2870 2.40GHz Processor Product Details
For buyers matching an exact CPU or system component, 643749-B21 corresponds to the 643749-B21 HP Intel Xeon E7-2870 2.40GHz Processor. The supplied product data records model: E7-2870; cores: 10; threads: 20; base clock: 2.40 GHz; L3 cache: 30 MB.
Key Specifications
| Specification | Product Data |
|---|---|
| Part Number | 643749-B21 |
| Listing Brand | HP |
| Product Type | Server Processor |
| Catalog Category | HPE CPU |
| Processor Type | Server |
| Processor Family | E7-2800 |
| Series | Xeon Processor |
| Model | E7-2870 |
| Code Name | Westmere EX |
| Stepping | A2 |
| Manufacturing Process | 32 NM |
| Cores | 10 |
| Threads | 20 |
| Base Clock | 2.40 GHz |
| L3 Cache | 30 MB |
| QuickPath Interconnect | 6.40 GT/S |
| Thermal Design Power | 130 Watts |
| Socket | LGA1567 |
| Condition | OEM |
Compatibility and Selection Guidance
Confirm the destination system’s supported processor list, firmware and thermal requirements before ordering. The listed socket is LGA1567. Quote or compatibility enquiries should reference 643749-B21.
- 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 643749-B21 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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