  |  |  |  | |
| User rating |
| Processor socket | Socket SP3 | LGA 2011 | LGA 2011 | LGA 2066 |
|---|---|---|---|---|
| Component for | Server/Workstation | Server/Workstation | Server/Workstation | Server/Workstation |
| Operating modes | 32-bit | 64-bit | 64-bit | 64-bit |
| Clock speed | 2.9 GHz | 3.2 GHz | 2.0 GHz | 3.6 GHz |
|---|---|---|---|---|
| Max turbo speed | 3.2 GHz | 3.8 GHz | 2.9 GHz | 3.9 GHz |
| Number of cores | 12 | 6 | 16 | 4 |
| Number of threads | 24 | 12 | 32 | 8 |
| Thermal Design Power (TDP) | 120.0 W | 130.0 W | 135.0 W | 120.0 W |
| Processor lithography | 0.0 in | 0.0 in | 0.0 in | 0.0 in |
| Bus type | N/A | QPI | QPI | QPI |
| Idle states | N/A | yes | yes | yes |
| Cache | 64 MB | 12 MB | 40 MB | 8.25 MB |
|---|---|---|---|---|
| Cache type | L3 | Smart Cache | L3 | N/A |
| Memory clock speeds supported by processor | 3200.0 MHz |
| N/A |
|
| Memory types supported by processor | DDR4 SDRAM | DDR3 SDRAM | DDR4 SDRAM | DDR4 SDRAM |
| Memory bandwidth supported by processor (max) | 85.3 GB/s | 51.2 GB/s | 68.0 GB/s | 85.3 GB/s |
| Memory channels | Octa | Quad | Quad | Quad |
| Maximum internal memory supported by processor | N/A | 375.0 GB | 768.0 GB | 512.0 GB |
| Maximum number of PCI Express lanes | 128 | 40 | 40 | 48 |
|---|---|---|---|---|
| Thermal monitoring technologies | N/A | yes | yes | yes |
| Supported instruction sets | N/A | AVX | AVX 2.0 |
|
| Execute disable bit | N/A | yes | yes | yes |
| Scalability | N/A | N/A | 4S | 1S |
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