Intel Core i7-4940MX vs Intel Core i7-980X
物理
| 插座 | Intel Socket G3 | Intel Socket 1366 |
|---|---|---|
| 铸造厂 | Intel | Intel |
| 工艺尺寸 | 22 nm | 32 nm |
| 晶体管 | 1,400 million | 1,170 million |
| 模具尺寸 | 177 mm² | 239 mm² |
| 包 | FC-PGA946 | FC-LGA10 |
| tCaseMax | 100°C | — |
性能
| 频率 | 3.1 GHz | 3.333 GHz |
|---|---|---|
| 涡轮时钟 | up to 4 GHz | up to 3.6 GHz |
| 基本时钟 | 100 MHz | 133 MHz |
| 乘数 | 31.0x | 25.0x |
| 乘数解锁 | Yes | Yes |
| TDP | 57 W | 130 W |
| 电压 | — | 1.375 V |
建筑
| 市场 | Mobile | Desktop |
|---|---|---|
| 生产状况 | unknown | End-of-life |
| 发布日期 | Jan 20th, 2014 | Mar 16th, 2010 |
| 代码名称 | Haswell | Gulftown |
| 代 | Core i7 | Core i7 |
| 部分 | unknown | SLBUZ |
| 内存支持 | DDR3 | DDR3 Triple-channel |
| ECC内存 | No | No |
| PCI Express | — | Gen 2 |
核心
| 核心数 | 4 | 6 |
|---|---|---|
| 线程数 | 8 | 12 |
| 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 | 256K (per core) | 256K (per core) |
| 缓存 L3 | 8MB (shared) | 12MB (shared) |
笔记
| 笔记 | This processor comes with an unlocked BCLK multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking. | 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 | — |
| AVX2 | Yes | — |
| CLMUL | Yes | — |
| EIST | Yes | — |
| FMA3 | 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 | — |
| TSX | Yes | — |
| TXT | Yes | — |
| VT-x | Yes | — |
| XD bit | Yes | — |
