Intel Xeon Phi 7120A vs Intel Xeon Phi 7210F
物理
| 插座 | PCIe x16 | Intel Socket 3647 |
|---|---|---|
| 铸造厂 | Intel | Intel |
| 工艺尺寸 | 22 nm | 14 nm |
| 晶体管 | 5,000 million | 8,000 million |
| 模具尺寸 | 350 mm² | unknown |
| 包 | PCIe x16 | FC-LGA3647 |
性能
| 频率 | 1238 MHz | 1300 MHz |
|---|---|---|
| 涡轮时钟 | up to 1333 MHz | up to 1500 MHz |
| 基本时钟 | 100 MHz | 100 MHz |
| 乘数 | 12.0x | 13.0x |
| 乘数解锁 | No | No |
| TDP | 300 W | 230 W |
建筑
| 市场 | Server/Workstation | Server/Workstation |
|---|---|---|
| 生产状况 | unknown | unknown |
| 发布日期 | Apr 6th, 2014 | Jun 20th, 2016 |
| 代码名称 | Knights Corner | Knights Landing |
| 代 | Xeon Phi | Xeon Phi |
| 部分 | SC7120A | SR2X5 |
| 内存支持 | DDR3, DDR4 | DDR4 |
| ECC内存 | Yes | Yes |
核心
| 核心数 | 61 | 64 |
|---|---|---|
| 线程数 | 244 | 256 |
| SMP # CPU | 1 | 1 |
| 集成显卡 | — | — |
快取
| 缓存 L1 | 32K (per core) | 32K (per core) |
|---|---|---|
| 缓存 L2 | 512K (per core) | 512K (per core) |
笔记
| 笔记 | On November 15, 2011, Intel showed an early silicon version of a Knights Corner processor. On June 5, 2012, Intel released open source software and documentation regarding Knights Corner. In June 2012, Cray announced it would be offering 22nm 'Knight's Co | — |
|---|
特征
| AES-NI | Yes | Yes |
|---|---|---|
| AVX | Yes | Yes |
| AVX-512 | — | Yes |
| AVX2 | Yes | Yes |
| BMI1 | Yes | Yes |
| BMI2 | Yes | Yes |
| ECC | Yes | Yes |
| EIST | Yes | Yes |
| F16C | Yes | Yes |
| FMA3 | 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 | Yes |
| VT-d | Yes | Yes |
| VT-x | Yes | Yes |
| XD bit | Yes | Yes |
| vPro | Yes | Yes |
| x8 SDDC | Yes | Yes |
