Intel Core i7-3740QM vs Intel Core i7-3820
物理
| 插座 | Intel Socket G2 (988B) | Intel Socket 2011 |
|---|---|---|
| 铸造厂 | Intel | Intel |
| 工艺尺寸 | 22 nm | 32 nm |
| 晶体管 | 1,400 million | 1,270 million |
| 模具尺寸 | 160 mm² | 294 mm² |
| 包 | FC-PGA12F | FC-LGA10 |
| tCaseMax | — | 67°C |
性能
| 频率 | 2.7 GHz | 3.6 GHz |
|---|---|---|
| 涡轮时钟 | up to 3.7 GHz | up to 3.8 GHz |
| 基本时钟 | 100 MHz | 100 MHz |
| 乘数 | 27.0x | 36.0x |
| 乘数解锁 | No | Yes |
| TDP | 45 W | 130 W |
| 电压 | — | 1.35 V |
建筑
| 市场 | Mobile | Desktop |
|---|---|---|
| 生产状况 | unknown | unknown |
| 发布日期 | Sep 3rd, 2012 | Feb 13th, 2012 |
| 代码名称 | Ivy Bridge | Sandy Bridge-E |
| 代 | Core i7 | Core i7 |
| 部分 | SR0UV | SR0LD |
| 内存支持 | unknown Dual-channel | DDR3 Quad-channel |
| ECC内存 | No | No |
| PCI Express | — | Gen 3 |
核心
| 核心数 | 4 | 4 |
|---|---|---|
| 线程数 | 8 | 8 |
| SMP # CPU | 1 | 1 |
| 集成显卡 | Intel HD 4000 | — |
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) | 10MB (shared) |
笔记
| 笔记 | Intel HD 4000 frequency: 650-1250MHz | This processor comes with an partially unlocked BCLK multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking. The maximum multiplier value is 45. |
|---|
特征
| AES-NI | Yes | Yes |
|---|---|---|
| AVX | Yes | Yes |
| EIST | Yes | Yes |
| HTT | Yes | Yes |
| Intel 64 | Yes | Yes |
| MMX | Yes | Yes |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4.2 | Yes | Yes |
| SSSE3 | Yes | Yes |
| TXT | Yes | — |
| VT-d | Yes | — |
| VT-x | Yes | Yes |
| XD bit | Yes | Yes |
