  |  |  | |
| User rating |
| Processor socket | Socket 940 | LGA 1155 | LGA 3647 |
|---|---|---|---|
| Component for | N/A | PC | Server/Workstation |
| Operating modes | N/A | 64-bit | 64-bit |
| Clock speed | 2.8 GHz | 2.9 GHz | 2.4 GHz |
|---|---|---|---|
| Max turbo speed | N/A | 3.6 GHz | 3.7 GHz |
| Number of cores | N/A | 4 | 20 |
| Number of threads | N/A | 4 | 40 |
| Thermal Design Power (TDP) | N/A | 65.0 W | 150.0 W |
| Processor lithography | N/A | 0.0 in | 0.0 in |
| Bus type | N/A | DMI | N/A |
| Idle states | N/A | yes | N/A |
| Cache | 1 MB | 6 MB | 27.5 MB |
|---|---|---|---|
| Cache type | L2 | Smart Cache | L3 |
| Memory clock speeds supported by processor | N/A |
| 2666.0 MHz |
| Maximum internal memory supported by processor | N/A | 32.0 GB | 768.0 GB |
| Memory types supported by processor | N/A | DDR3 SDRAM | DDR4 SDRAM |
| Memory bandwidth supported by processor (max) | N/A | 25.6 GB/s | N/A |
| Memory channels | N/A | Dual | Hexa |
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