  |  |  |  | |
| User rating |
| Processor socket | Socket SP3 | LGA 775 | LGA 1150 | LGA 3647 |
|---|---|---|---|---|
| Component for | Server/Workstation | N/A | Server/Workstation | Server/Workstation |
| Operating modes | 64-bit | 64-bit | 64-bit | 64-bit |
| Clock speed | 2.2 GHz | 2.0 GHz | 3.4 GHz | 2.5 GHz |
|---|---|---|---|---|
| Max turbo speed | 3.2 GHz | N/A | 3.8 GHz | 3.8 GHz |
| Number of cores | 32 | 1 | 4 | 28 |
| Number of threads | 64 | 1 | 8 | 56 |
| Thermal Design Power (TDP) | 180.0 W | 35.0 W | 84.0 W | 205.0 W |
| Processor lithography | N/A | 0.0 in | 0.0 in | 0.0 in |
| Bus type | N/A | FSB | QPI | UPI |
| Bus speed | N/A | 800.0 MHz | N/A | N/A |
| Idle states | N/A | no | yes | N/A |
| On-board graphics adapter | no | no | yes | no |
|---|---|---|---|---|
| Type | Not available | N/A | Intel HD Graphics P4600 | N/A |
| On-board graphics adapter base frequency | N/A | N/A | 350.0 MHz | N/A |
| Cache | 64 MB | 0.512 MB | 8 MB | 38.5 MB |
|---|---|---|---|---|
| Cache type | L3 | L2 | Smart Cache | L3 |
| Memory clock speeds supported by processor | 2666.0 MHz | N/A | 1600.0 MHz | 2666.0 MHz |
| Memory channels | Octa | N/A | Dual | Hexa |
| Maximum internal memory supported by processor | N/A | N/A | 32.0 GB | 768.0 GB |
| Memory types supported by processor | N/A | N/A | DDR3 SDRAM | DDR4 SDRAM |
| Memory bandwidth supported by processor (max) | N/A | N/A | 25.6 GB/s | N/A |
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