Intel Core i7-3920XM vs Intel Xeon E3-1280 v5
Physical Specifications
| Socket | Intel Socket G2 (988B) | Intel Socket 1151 |
|---|---|---|
| Foundry | Intel | Intel |
| Process size | 22 nm | 14 nm |
| Transistors | 1,400 million | 1,400 million |
| Die size | 160 mm² | 160 mm² |
| Package | FC-PGA12F | FC-LGA14C |
Performance
| Frequency | 2.9 GHz | 3.7 GHz |
|---|---|---|
| Turbo clock | up to 3.8 GHz | up to 4 GHz |
| Base clock | 100 MHz | 100 MHz |
| Multiplier | 29.0x | 37.0x |
| Multiplier unlocked | Yes | No |
| TDP | 55 W | 80 W |
Architecture Details
| Vertical Segment | Mobile | Server/Workstation |
|---|---|---|
| Production status | unknown | unknown |
| Release date | Apr 29th, 2012 | Oct 19th, 2015 |
| Codename | Ivy Bridge | Skylake-S |
| Generation | Core i7 | Xeon E3 |
| Part | SR0MHSR0T2 | SR2CLSR2LC |
| Memory support | DDR3 Dual-channel | DDR4 Dual-channel |
| ECC memory | No | Yes |
| PCI Express | — | Gen 3, 16 Lanes(CPU only) |
Cores
| Total Cores | 4 | 4 |
|---|---|---|
| Total Threads | 8 | 8 |
| SMP # CPUs | 1 | 1 |
| Integrated graphics | Intel HD 4000 | — |
Cache
| Cache L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 256K (per core) | 256K (per core) |
| Cache L3 | 8MB (shared) | 8MB (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. Intel HD 4000 frequency: 650-1300MHz | — |
|---|
Features & Technologies
| AES-NI | Yes | Yes |
|---|---|---|
| AVX | Yes | Yes |
| AVX2 | — | Yes |
| BMI1 | — | Yes |
| BMI2 | — | Yes |
| ECC | — | Yes |
| EIST | Yes | Yes |
| F16C | — | Yes |
| FMA3 | — | 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 | Yes |
| VT-d | Yes | Yes |
| VT-x | Yes | Yes |
| XD bit | Yes | Yes |
| vPro | — | Yes |
| x8 SDDC | — | Yes |
