Intel Core i7-3970X vs Intel Xeon E5-4650L
Physical Specifications
| Socket | Intel Socket 2011 | Intel Socket 2011 |
|---|---|---|
| Foundry | Intel | Intel |
| Process size | 32 nm | 32 nm |
| Transistors | 2,270 million | 2,270 million |
| Die size | 435 mm² | 435 mm² |
| Package | FC-LGA10 | FC-LGA10 |
| tCaseMax | 70°C | — |
Performance
| Frequency | 3.5 GHz | 2.6 GHz |
|---|---|---|
| Turbo clock | up to 4 GHz | up to 3.1 GHz |
| Base clock | 100 MHz | 100 MHz |
| Multiplier | 35.0x | 26.0x |
| Multiplier unlocked | Yes | No |
| Voltage | 1.35 V | 1.35 V |
| TDP | 150 W | 115 W |
Architecture Details
| Vertical Segment | Desktop | Server/Workstation |
|---|---|---|
| Production status | unknown | unknown |
| Release date | Nov 1st, 2012 | May 14th, 2012 |
| Codename | Sandy Bridge-E | Sandy Bridge-EP |
| Generation | Core i7 | Xeon E5 |
| Part | SR0WR | SR0JNSR0L3SR0TTSR0QS |
| Memory support | DDR3 Quad-channel | DDR3 Quad-channel |
| ECC memory | No | Yes |
| PCI Express | Gen 3 | Gen 3 |
Cores
| Total Cores | 6 | 8 |
|---|---|---|
| Total Threads | 12 | 16 |
| SMP # CPUs | 1 | 4 |
| Integrated graphics | — | — |
Cache
| Cache L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 256K (per core) | 256K (per core) |
| Cache L3 | 15MB (shared) | 20MB (shared) |
Notes
| Notes | This processor comes with an unlocked BCLK multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking. It is branded under the Extreme Edition label. | — |
|---|
Features & Technologies
| 8.0GT/s QPI | — | Yes |
|---|---|---|
| AES-NI | Yes | Yes |
| AVX | Yes | Yes |
| EIST | Yes | Yes |
| HTT | Yes | Yes |
| Intel 64 | Yes | Yes |
| MMX | Yes | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4.2 | Yes | Yes |
| SSSE3 | Yes | Yes |
| TXT | — | Yes |
| VT-d | Yes | Yes |
| VT-x | Yes | Yes |
| XD bit | Yes | Yes |
