Intel Core i7-870 vs Intel Core i7-8700
Physical Specifications
| Socket | Intel Socket 1156 | Intel Socket 1151 |
|---|---|---|
| Foundry | Intel | Intel |
| Process size | 45 nm | 14 nm |
| Transistors | 774 million | unknown |
| Die size | 296 mm² | 154 mm² |
| Package | FC-LGA8 | FC-LGA1151 |
| tCaseMax | — | 72°C |
Performance
| Frequency | 2.933 GHz | 3.2 GHz |
|---|---|---|
| Turbo clock | up to 3.6 GHz | up to 4.6 GHz |
| Base clock | 133 MHz | 100 MHz |
| Multiplier | 22.0x | 32.0x |
| Multiplier unlocked | No | No |
| Voltage | 1.4 V | — |
| TDP | 95 W | 65 W |
Architecture Details
| Vertical Segment | Desktop | Desktop |
|---|---|---|
| Production status | End-of-life | Active |
| Release date | Sep 8th, 2009 | Jan 1st, 2018 |
| Codename | Lynnfield | Coffee Lake |
| Generation | Core i7 | Core i7 |
| Part | SLBJG | SR3QS |
| Memory support | DDR3 Dual-channel | DDR4-2666 MHz Dual-channel |
| ECC memory | No | No |
| PCI Express | Gen 2, 16 Lanes(CPU only) | Gen 3, 16 Lanes(CPU only) |
Cores
| Total Cores | 4 | 6 |
|---|---|---|
| Total Threads | 8 | 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 | 8MB (shared) | 12MB (shared) |
Features & Technologies
| AES-NI | — | Yes |
|---|---|---|
| AVX | — | Yes |
| AVX2 | — | Yes |
| BMI1 | — | Yes |
| BMI2 | — | Yes |
| Boost 2.0 | — | Yes |
| CLMUL | — | Yes |
| EIST | Yes | Yes |
| F16C | — | Yes |
| FMA3 | — | Yes |
| HTT | Yes | Yes |
| Intel 64 | Yes | Yes |
| MMX | Yes | Yes |
| SMT | Yes | — |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4.2 | Yes | Yes |
| SSSE3 | — | Yes |
| TSX | — | Yes |
| TXT | Yes | Yes |
| VT-d | — | Yes |
| VT-x | Yes | Yes |
| XD bit | — | Yes |
| XD-Bit | Yes | — |
