Intel Core i5-9400T vs Intel Core i7-3960X
Physical Specifications
| Socket | Intel Socket 1151 | Intel Socket 2011 |
|---|---|---|
| Foundry | Intel | Intel |
| Process size | 14 nm | 32 nm |
| Transistors | unknown | 2,270 million |
| Die size | unknown | 435 mm² |
| Package | FC-LGA1151 | FC-LGA10 |
| tCaseMax | 72°C | 67°C |
Performance
| Frequency | 1800 MHz | 3.3 GHz |
|---|---|---|
| Turbo clock | up to 3.4 GHz | up to 3.9 GHz |
| Base clock | 100 MHz | 100 MHz |
| Multiplier | 18.0x | 33.0x |
| Multiplier unlocked | No | Yes |
| TDP | 35 W | 130 W |
| Voltage | — | 1.35 V |
Architecture Details
| Vertical Segment | Desktop | Desktop |
|---|---|---|
| Production status | Active | End-of-life |
| Release date | Sep 1st, 2018 | Nov 14th, 2011 |
| Codename | Coffee Lake | Sandy Bridge-E |
| Generation | Core i5 | Core i7 |
| Part | SR3X8 | SR0H9SR0KF |
| Memory support | DDR4-2666 MHz Dual-channel | DDR3 Quad-channel |
| ECC memory | No | No |
| PCI Express | Gen 3, 16 Lanes(CPU only) | Gen 3 |
Cores
| Total Cores | 6 | 6 |
|---|---|---|
| Total Threads | 6 | 12 |
| SMP # CPUs | 1 | 1 |
| Integrated graphics | — | — |
Cache
| Cache L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 256K (per core) | 256K (per core) |
| Cache L3 | 9MB (shared) | 15MB (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 | — |
| VT-d | Yes | Yes |
| VT-x | Yes | Yes |
| XD bit | Yes | 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. C1 stepping (SR0H9) lacks VT-d. |
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