Intel Core i7-975 vs Intel Xeon E5-2407
物理
| 插座 | Intel Socket 1366 | Intel Socket 1356 |
|---|---|---|
| 铸造厂 | Intel | Intel |
| 工艺尺寸 | 45 nm | 32 nm |
| 晶体管 | 731 million | 1,270 million |
| 模具尺寸 | 263 mm² | 294 mm² |
| 包 | FC-LGA8 | — |
性能
| 频率 | 3.333 GHz | 2.2 GHz |
|---|---|---|
| 涡轮时钟 | up to 3.6 GHz | — |
| 基本时钟 | 133 MHz | 100 MHz |
| 乘数 | 25.0x | 22.0x |
| 乘数解锁 | Yes | No |
| 电压 | 1.375 V | 1.35 V |
| TDP | 130 W | 80 W |
建筑
| 市场 | Desktop | Server/Workstation |
|---|---|---|
| 生产状况 | End-of-life | unknown |
| 发布日期 | Jun 2nd, 2009 | May 14th, 2012 |
| 代码名称 | Bloomfield | Sandy Bridge-EN |
| 代 | Core i7 | Xeon E5 |
| 部分 | SLBEQ | SR0LR |
| 内存支持 | DDR3 Triple-channel | DDR3 |
| ECC内存 | No | Yes |
| PCI Express | Gen 2 | — |
核心
| 核心数 | 4 | 4 |
|---|---|---|
| 线程数 | 8 | 8 |
| SMP # CPU | 1 | 2 |
| 集成显卡 | — | — |
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) | 10MB (shared) |
笔记
| 笔记 | This processor comes with an unlocked FSB multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking. It is branded under the Extreme Edition label. | — |
|---|
特征
| AES-NI | — | Yes |
|---|---|---|
| AVX | — | Yes |
| EIST | Yes | 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 |
| TXT | Yes | Yes |
| VT-d | — | Yes |
| VT-x | Yes | Yes |
| XD bit | — | Yes |
| XD-Bit | Yes | — |
