| General information | |
| Type | CPU / Microprocessor |
| Market segment | Server |
| Family | Intel Xeon E5-1400 |
| Model number | E5-1428L |
| CPU part number | CM8062001144000 is an OEM/tray CPU |
| Spec code | SR0M4 |
| Frequency | 1800 MHz |
| Clock multiplier | 18 |
| Package | 1356-land Flip-Chip Land Grid Array |
| Socket | Socket 1356 / LGA1356 |
| | |
| Architecture / Microarchitecture | |
| Microarchitecture | Sandy Bridge |
| Platform | Romley-EN |
| Processor core | Sandy Bridge-EN |
| Data width | 64 bit |
| The number of CPU cores | 6 |
| The number of threads | 12 |
| Floating Point Unit | Integrated |
| Level 1 cache size | 6 x 32 KB |
| Level 2 cache size | 6 x 256 KB |
| Level 3 cache size | 15 MB |
| Multiprocessing | Uniprocessor |
| | |
| Integrated peripherals / components | |
| Integrated graphics | None |
| Memory controller | The number of controllers: 1 |
| | Memory channels: 3 |
| | Supported memory: DDR3-800, DDR3-1066, DDR3-1333 |
| | Maximum memory bandwidth (GB/s): 32 |
| | ECC supported: Yes |
| Other peripherals | Quick Path Interconnect (1 link) |
| | PCI Express 3.0 interface |
| | |
| Electrical / Thermal parameters | |
| V core | 0.6V - 1.35V |
| Thermal Design Power | 60 Watt |
