226776-B21 is an HP/Compaq processor option kit featuring an Intel Xeon MP processor operating at 1.60GHz with 1MB L3 cache and a 400MHz front-side bus. It is a single-core, Socket 603 processor specifically supported in the HP ProLiant DL580 G2. HP documentation identifies this part as the Xeon MP X1.60GHz-1MB Processor Option Kit; notably, the documented compatibility is DL580 G2 only, rather than ML570 G2.
- Part Number: 226776-B21
- Manufacturer: HP / Compaq
- Processor: Intel Xeon MP
- Processor Speed: 1.60GHz
- Cores: 1 core
- Cache: 1MB L3
- Front-Side Bus: 400MHz
- Socket: Socket 603 / PGA603
- Process Technology: 130nm
- Application: Multi-processor enterprise server computing
- Compatible System: HP ProLiant DL580 G2
- Included: Processor option kit
- Related Platform: The DL580 G2 supported configurations using multiple Xeon MP processors; HP documentation lists 226776-B21 as the 1.6GHz/1MB option.
- Compatibility Note: Despite some reseller descriptions mentioning ML570 G2, HP's QuickSpecs specifically state that 226776-B21 supports the ProLiant DL580 G2 only.