Intel Core i7-8700K vs Intel Core i9-9900K
物理
| 插座 | Intel Socket 1151 | 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 | 154 mm² | 180 mm² |
| 包 | FC-LGA1151 | FC-LGA14C |
| tCaseMax | 72°C | 72°C |
| tJMax | — | 100°C |
性能
| 频率 | 3.7 GHz | 3.6 GHz |
|---|---|---|
| 涡轮时钟 | up to 4.7 GHz | up to 5 GHz |
| 基本时钟 | 100 MHz | 100 MHz |
| 乘数 | 37.0x | 36.0x |
| 乘数解锁 | Yes | Yes |
| TDP | 95 W | 95 W |
| PL1 | — | 95 W |
| PL2 | — | 119 W |
建筑
| 市场 | Desktop | Desktop |
|---|---|---|
| 生产状况 | Active | Active |
| 发布日期 | Oct 5th, 2017 | Oct 19th, 2018 |
| 代码名称 | Coffee Lake | Coffee Lake-R |
| 代 | Core i7 | Core i9 |
| 部分 | SR3QR | BX80684I99900KBXC80684I99900KCM8068403873914SRELS |
| 内存支持 | DDR4-2666 MHz Dual-channel | DDR4-2666 MHz Dual-channel |
| ECC内存 | No | No |
| PCI Express | Gen 3, 16 Lanes(CPU only) | Gen 3, 16 Lanes(CPU only) |
| 芯片组 | — | Z390 |
核心
| 核心数 | 6 | 8 |
|---|---|---|
| 线程数 | 12 | 16 |
| SMP # CPU | 1 | 1 |
| 集成显卡 | UHD Graphics 630 | UHD 630 |
快取
| 缓存 L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| 缓存 L2 | 256K (per core) | 256K (per core) |
| 缓存 L3 | 12MB (shared) | 16MB (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. | 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 |
| 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 |
