Intel Core i7-7800X vs Intel Core i7-8700
物理
| 插座 | Intel Socket 2066 | Intel Socket 1151 |
|---|---|---|
| 铸造厂 | Intel | Intel |
| 工艺尺寸 | 14 nm | 14 nm |
| 晶体管 | unknown | unknown |
| 模具尺寸 | unknown | 154 mm² |
| 包 | FC-LGA2066 | FC-LGA1151 |
| tCaseMax | 72°C | 72°C |
性能
| 频率 | 3.5 GHz | 3.2 GHz |
|---|---|---|
| 涡轮时钟 | up to 4 GHz | up to 4.6 GHz |
| 基本时钟 | 100 MHz | 100 MHz |
| 乘数 | 35.0x | 32.0x |
| 乘数解锁 | Yes | No |
| TDP | 140 W | 65 W |
建筑
| 市场 | Desktop | Desktop |
|---|---|---|
| 生产状况 | Active | Active |
| 发布日期 | Jun 26th, 2017 | Jan 1st, 2018 |
| 代码名称 | Skylake-X | Coffee Lake |
| 代 | Core i7 | Core i7 |
| 部分 | unknown | SR3QS |
| 内存支持 | DDR4 Quad-channel | DDR4-2666 MHz Dual-channel |
| ECC内存 | No | No |
| PCI Express | Gen 3 | Gen 3, 16 Lanes(CPU only) |
核心
| 核心数 | 6 | 6 |
|---|---|---|
| 线程数 | 12 | 12 |
| SMP # CPU | 1 | 1 |
| 集成显卡 | — | — |
快取
| 缓存 L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| 缓存 L2 | 1MB (per core) | 256K (per core) |
| 缓存 L3 | 8.25MB (shared) | 12MB (shared) |
笔记
| 笔记 | This processor comes with an unlocked BCLK multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking. | — |
|---|
特征
| AES-NI | Yes | Yes |
|---|---|---|
| AVX | Yes | Yes |
| AVX-512 | Yes | — |
| AVX2 | Yes | Yes |
| BMI1 | Yes | Yes |
| BMI2 | Yes | Yes |
| Boost 2.0 | Yes | Yes |
| CLMUL | Yes | Yes |
| EIST | Yes | Yes |
| F16C | Yes | Yes |
| FMA3 | 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 |
| TSX | Yes | Yes |
| TXT | Yes | Yes |
| VT-d | Yes | Yes |
| VT-x | Yes | Yes |
| XD bit | Yes | Yes |
