Intel Core i7-2715QE vs Intel Core i7-875K
物理
| 插座 | Intel BGA 1023 | Intel Socket 1156 |
|---|---|---|
| 铸造厂 | Intel | Intel |
| 工艺尺寸 | 32 nm | 45 nm |
| 晶体管 | 1,160 million | 774 million |
| 模具尺寸 | 216 mm² | 296 mm² |
| 包 | BGA2 | FC-LGA8 |
性能
| 频率 | 2.1 GHz | 2.933 GHz |
|---|---|---|
| 涡轮时钟 | up to 3 GHz | up to 3.6 GHz |
| 基本时钟 | 100 MHz | 133 MHz |
| 乘数 | 21.0x | 22.0x |
| 乘数解锁 | No | No |
| TDP | 45 W | 95 W |
| 电压 | — | 1.4 V |
建筑
| 市场 | Mobile | Desktop |
|---|---|---|
| 生产状况 | End-of-life | End-of-life |
| 发布日期 | Jan 3rd, 2011 | May 30th, 2010 |
| 代码名称 | Sandy Bridge | Lynnfield |
| 代 | Core i7 | Core i7 |
| 部分 | SR076 | SLBS2 |
| 内存支持 | unknown Dual-channel | DDR3 Dual-channel |
| ECC内存 | No | No |
| PCI Express | — | Gen 2, 16 Lanes(CPU only) |
核心
| 核心数 | 4 | 4 |
|---|---|---|
| 线程数 | 8 | 8 |
| SMP # CPU | 1 | 1 |
| 集成显卡 | Intel HD 3000 | — |
快取
| 缓存 L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| 缓存 L2 | 256K (per core) | 256K (per core) |
| 缓存 L3 | 6MB (shared) | 8MB (shared) |
特征
| AES-NI | Yes | — |
|---|---|---|
| AVX | Yes | — |
| EIST | Yes | — |
| HTT | Yes | Yes |
| Intel 64 | Yes | Yes |
| MMX | Yes | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4 | — | Yes |
| SSE4.1 | — | Yes |
| SSE4.2 | Yes | Yes |
| SSSE3 | Yes | Yes |
| TBT | — | Yes |
| TXT | Yes | Yes |
| VT-d | Yes | Yes |
| VT-x | Yes | Yes |
| XD-Bit | — | Yes |
