Intel Core i7-4870HQ vs Intel Core i7-8650U
物理
| 插座 | Intel BGA 1364 | Intel BGA 1356 |
|---|---|---|
| 铸造厂 | Intel | Intel |
| 工艺尺寸 | 22 nm | 14 nm |
| 晶体管 | 1,400 million | unknown |
| 模具尺寸 | 264 mm² | 123 mm² |
| 包 | FC-BGA1364 | FC-BGA1356 |
| tCaseMax | 100°C | 72°C |
性能
| 频率 | 2.5 GHz | 1900 MHz |
|---|---|---|
| 涡轮时钟 | up to 3.7 GHz | up to 4.2 GHz |
| 基本时钟 | 100 MHz | 100 MHz |
| 乘数 | 25.0x | 19.0x |
| 乘数解锁 | No | No |
| TDP | 47 W | 15 W |
建筑
| 市场 | Mobile | Mobile |
|---|---|---|
| 生产状况 | Active | Active |
| 发布日期 | Jul 1st, 2014 | Aug 21st, 2017 |
| 代码名称 | Crystalwell | Kaby Lake-R |
| 代 | Core i7 | Core i7 |
| 部分 | SR1ZX | SR3L8 |
| 内存支持 | DDR3 | DDR4 |
| ECC内存 | No | No |
核心
| 核心数 | 4 | 4 |
|---|---|---|
| 线程数 | 8 | 8 |
| SMP # CPU | 1 | 1 |
| 集成显卡 | Intel HD 5200 | UHD 620 |
快取
| 缓存 L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| 缓存 L2 | 256K (per core) | 256K (per core) |
| 缓存 L3 | 8MB (shared) | 8MB (shared) |
特征
| AES-NI | Yes | Yes |
|---|---|---|
| AVX | Yes | Yes |
| AVX2 | Yes | Yes |
| BMI1 | — | Yes |
| BMI2 | — | Yes |
| Boost 2.0 | — | Yes |
| CLMUL | Yes | Yes |
| EIST | Yes | Yes |
| F16C | — | 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 |
| VT-x | Yes | Yes |
| XD bit | Yes | Yes |
