Intel Core 2 Quad Q8400S vs Intel Core i3-4000M
物理
| 插座 | Intel Socket 775 | Intel Socket G3 |
|---|---|---|
| 铸造厂 | Intel | Intel |
| 工艺尺寸 | 45 nm | 22 nm |
| 晶体管 | 456 million | 1,400 million |
| 模具尺寸 | 2x 82 mm² | 118 mm² |
| 包 | FC-LGA6 | FC-PGA946 |
| tCaseMax | 76°C | — |
性能
| 频率 | 2.666 GHz | 2.4 GHz |
|---|---|---|
| 涡轮时钟 | — | — |
| 基本时钟 | 333 MHz | 100 MHz |
| 乘数 | 8.0x | 24.0x |
| 乘数解锁 | No | No |
| 电压 | 0.9 V | — |
| TDP | 65 W | 37 W |
建筑
| 市场 | Desktop | Mobile |
|---|---|---|
| 生产状况 | End-of-life | unknown |
| 发布日期 | Apr 19th, 2009 | Sep 4th, 2013 |
| 代码名称 | Yorkfield | Haswell |
| 代 | Core 2 Quad | Core i3 |
| 部分 | SLGT7 | unknown |
| 内存支持 | DDR1, DDR2, DDR3 Dual-channel | DDR3 |
| ECC内存 | No | No |
| PCI Express | Gen 2 | — |
核心
| 核心数 | 4 | 2 |
|---|---|---|
| 线程数 | 4 | 4 |
| SMP # CPU | 1 | 1 |
| 集成显卡 | — | Intel HD 4600 |
快取
| 缓存 L1 | 64K (per core) | 64K (per core) |
|---|---|---|
| 缓存 L2 | 4MB (shared) | 256K (per core) |
| 缓存 L3 | — | 3MB (shared) |
特征
| AVX | — | Yes |
|---|---|---|
| EIST | Yes | Yes |
| HTT | — | 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 |
| VT-x | — | Yes |
| XD bit | — | Yes |
| iAMT2 | Yes | — |
