Intel Core i5-6600 vs Intel Core i7-3940XM
Physical Specifications
| Socket | Intel Socket 1151 | Intel Socket G2 (988B) |
|---|---|---|
| Foundry | Intel | Intel |
| Process size | 14 nm | 22 nm |
| Transistors | unknown | 1,400 million |
| Die size | 177 mm² | 160 mm² |
| Package | FC-LGA12C | FC-PGA12F |
| tCaseMax | 72°C | — |
Performance
| Frequency | 3.3 GHz | 3 GHz |
|---|---|---|
| Turbo clock | up to 3.9 GHz | up to 3.9 GHz |
| Base clock | 100 MHz | 100 MHz |
| Multiplier | 33.0x | 30.0x |
| Multiplier unlocked | No | Yes |
| TDP | 65 W | 55 W |
Architecture Details
| Vertical Segment | Desktop | Mobile |
|---|---|---|
| Production status | unknown | End-of-life |
| Release date | Jul 2nd, 2015 | Sep 3rd, 2012 |
| Codename | Skylake | Ivy Bridge |
| Generation | Core i5 | Core i7 |
| Part | SR2BW | SR0US |
| Memory support | DDR4-2133 MHz Dual-channel | DDR3 Dual-channel |
| ECC memory | No | No |
| PCI Express | Gen 3, 16 Lanes(CPU only) | — |
Cores
| Total Cores | 4 | 4 |
|---|---|---|
| Total Threads | 4 | 8 |
| SMP # CPUs | 1 | 1 |
| Integrated graphics | UHD Graphics 530 | Intel HD 4000 |
Cache
| Cache L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 256K (per core) | 256K (per core) |
| Cache L3 | 6MB (shared) | 8MB (shared) |
Features & Technologies
| AES-NI | Yes | Yes |
|---|---|---|
| AVX | Yes | Yes |
| AVX2 | Yes | — |
| BMI1 | Yes | — |
| BMI2 | Yes | — |
| Boost 2.0 | Yes | — |
| CLMUL | Yes | — |
| EIST | Yes | Yes |
| F16C | Yes | — |
| FMA3 | Yes | — |
| HTT | — | Yes |
| Intel 64 | Yes | Yes |
| MMX | Yes | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4.2 | Yes | Yes |
| SSSE3 | Yes | Yes |
| TSX | Yes | — |
| TXT | Yes | Yes |
| VT-d | Yes | Yes |
| VT-x | Yes | Yes |
| XD bit | Yes | Yes |
| vPro | Yes | — |
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 |
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