Product Overview
| Type | CPU / Microprocessor |
| Market Segment | Server |
| Family | Intel Xeon |
| Processor number | L5420 |
| Part number | EU80574JJ060N / AT80574JJ060N are OEM/tray CPU |
| BX80574L5420A / BX80574L5420P are boxed CPU | |
| Spec Codes | SLARP / SLBBR |
| Frequency | 2.5 GHz |
| Bus speed | 1333 MHz |
| Package type | 771-land FC-LGA8 |
| Socket type | Socket 771 (LGA771) |
| Processor core | Harpertown |
| Number of cores | 4 |
| L2 cache size | 12 MB |