Intel Core i9-12900K vs Intel Xeon Platinum 8256
物理
| 插座 | Intel Socket 1700 | Intel Socket 3647 |
|---|---|---|
| 铸造厂 | Intel | Intel |
| 工艺尺寸 | 10 nm | 14 nm |
| 晶体管 | unknown | 8,000 million |
| 模具尺寸 | 215 mm² | unknown |
| 包 | FC-LGA16A | FC-LGA3647 |
| tCaseMax | 72°C | — |
| tJMax | 100°C | — |
性能
| 频率 | 3.2 GHz | 3.8 GHz |
|---|---|---|
| 涡轮时钟 | up to 5.2 GHz | up to 3.9 GHz |
| 基本时钟 | 100 MHz | 100 MHz |
| 乘数 | 32.0x | 38.0x |
| 乘数解锁 | Yes | No |
| TDP | 125 W | 105 W |
| cpu.details.e-core-frequency | 2.4 GHz | — |
| cpu.details.e-core-turbo-clock | up to 3.9 GHz | — |
建筑
| 市场 | Desktop | Server/Workstation |
|---|---|---|
| 生产状况 | Active | unknown |
| 发布日期 | Nov 4th, 2021 | Dec 11th, 2018 |
| 代码名称 | Alder Lake-S | Cascade Lake-SP |
| 代 | Core i9 | Xeon Platinum |
| 部分 | SRL4H | SRF94CD8069504194701 |
| 内存支持 | DDR4, DDR5 Dual-channel | DDR4 |
| ECC内存 | No | Yes |
| PCI Express | Gen 5, 20 Lanes(CPU only) | — |
| 芯片组 | Z690 | — |
| cpu.details.ddr4-speed | 3200 MT/s | — |
| cpu.details.ddr5-speed | 4800 MT/s | — |
| 芯片组 | Z690, H670, B660, H610 | — |
核心
| 核心数 | 16 | 4 |
|---|---|---|
| 线程数 | 24 | 8 |
| SMP # CPU | 1 | 8 |
| 集成显卡 | UHD Graphics 770 | — |
| cpu.details.hybrid-cores | P-Cores: 8 E-Cores: 8 | — |
快取
| 缓存 L1 | 80K (per core) | 64K (per core) |
|---|---|---|
| 缓存 L2 | 1.25MB (per core) | 1MB (per core) |
| 缓存 L3 | 30MB (shared) | 16.5MB (shared) |
笔记
| 笔记 | Processor max turbo power: 241W UHD Graphics dynamic frequency: 1550MHz | — |
|---|
特征
| ABM | Yes | — |
|---|---|---|
| ADX | Yes | — |
| AES-NI | Yes | Yes |
| AVX | Yes | Yes |
| AVX2 | Yes | Yes |
| BMI1 | Yes | Yes |
| BMI2 | Yes | Yes |
| CLMUL | Yes | — |
| ECC | — | Yes |
| EIST | Yes | Yes |
| F16C | Yes | Yes |
| FMA3 | Yes | Yes |
| HTT | — | Yes |
| Intel 64 | Yes | Yes |
| MMX | Yes | Yes |
| RdRand | Yes | — |
| SHA | Yes | — |
| SSE | Yes | Yes |
| SSE2 | Yes | Yes |
| SSE3 | Yes | Yes |
| SSE4.2 | Yes | Yes |
| SSSE3 | Yes | Yes |
| TBT 2.0 | Yes | — |
| TBT 3.0 | Yes | — |
| TSX | Yes | — |
| TXT | Yes | Yes |
| VT-d | Yes | Yes |
| VT-x | Yes | Yes |
| XD bit | Yes | Yes |
| vPro | — | Yes |
| x8 SDDC | — | Yes |
