Intel Celeron N2940 vs Intel Core 2 Duo E7400
物理
| 插座 | Intel BGA 1170 | Intel Socket 775 |
|---|---|---|
| 铸造厂 | Intel | Intel |
| 工艺尺寸 | 22 nm | 45 nm |
| 晶体管 | unknown | 228 million |
| 模具尺寸 | unknown | 82 mm² |
| 包 | FC-BGA1170 | FC-LGA6 |
| tCaseMax | — | 74°C |
性能
| 频率 | 1830 MHz | 2.8 GHz |
|---|---|---|
| 涡轮时钟 | up to 2.25 GHz | — |
| 基本时钟 | unknown | 266 MHz |
| 乘数 | unknown | 10.5x |
| 乘数解锁 | No | No |
| TDP | 7 W | 65 W |
| 电压 | — | 1.11 V |
建筑
| 市场 | Mobile | Desktop |
|---|---|---|
| 生产状况 | Active | End-of-life |
| 发布日期 | May 22nd, 2014 | Oct 10th, 2008 |
| 代码名称 | Bay Trail-M | Wolfdale |
| 代 | Celeron | Core 2 Duo |
| 部分 | unknown | SLGW3 |
| 内存支持 | DDR3 | DDR1, DDR2, DDR3 Dual-channel |
| ECC内存 | No | No |
| PCI Express | — | Gen 2 |
核心
| 核心数 | 4 | 2 |
|---|---|---|
| 线程数 | 4 | 2 |
| SMP # CPU | 1 | 1 |
| 集成显卡 | HD Graphics | — |
快取
| 缓存 L1 | 56K (per core) | 64K (per core) |
|---|---|---|
| 缓存 L2 | 512K (per core) | 3MB (shared) |
特征
| BPT | Yes | — |
|---|---|---|
| C1E | — | Yes |
| C2E | — | Yes |
| EIST | Yes | Yes |
| Intel 64 | — | Yes |
| MMX | Yes | Yes |
| NX | Yes | — |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4 | — | Yes |
| SSSE3 | Yes | — |
| VT | — | Yes |
| XD bit | Yes | — |
