Intel Core 2 Quad Q8400S vs Intel Xeon E5503
物理
| 插座 | Intel Socket 775 | Intel Socket 1366 |
|---|---|---|
| 铸造厂 | Intel | Intel |
| 工艺尺寸 | 45 nm | 45 nm |
| 晶体管 | 456 million | 731 million |
| 模具尺寸 | 2x 82 mm² | 263 mm² |
| 包 | FC-LGA6 | FC-LGA8 |
| tCaseMax | 76°C | — |
性能
| 频率 | 2.666 GHz | 2000 MHz |
|---|---|---|
| 涡轮时钟 | — | — |
| 基本时钟 | 333 MHz | 133 MHz |
| 乘数 | 8.0x | 15.0x |
| 乘数解锁 | No | No |
| 电压 | 0.9 V | 1.35 V |
| TDP | 65 W | 80 W |
建筑
| 市场 | Desktop | Server/Workstation |
|---|---|---|
| 生产状况 | End-of-life | End-of-life |
| 发布日期 | Apr 19th, 2009 | Mar 16th, 2010 |
| 代码名称 | Yorkfield | Gainestown |
| 代 | Core 2 Quad | Xeon |
| 部分 | SLGT7 | SLBKD |
| 内存支持 | DDR1, DDR2, DDR3 Dual-channel | DDR3 Triple-channel |
| ECC内存 | No | Yes |
| PCI Express | Gen 2 | Gen 2 |
核心
| 核心数 | 4 | 2 |
|---|---|---|
| 线程数 | 4 | 2 |
| SMP # CPU | 1 | 2 |
| 集成显卡 | — | — |
快取
| 缓存 L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| 缓存 L2 | 4MB (shared) | 256K (per core) |
| 缓存 L3 | — | 4MB (shared) |
特征
| EIST | Yes | Yes |
|---|---|---|
| Intel 64 | Yes | Yes |
| MMX | Yes | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4.1 | Yes | — |
| SSE4.2 | — | Yes |
| SSSE3 | — | Yes |
| TXT | — | Yes |
| VT-x | — | Yes |
| XD-Bit | — | Yes |
| iAMT2 | Yes | — |
