Intel Core i9-11900KB vs Intel Xeon Platinum 8260M
Physical Specifications
| Socket | Intel BGA 1499 | Intel Socket 3647 |
|---|---|---|
| Foundry | Intel | Intel |
| Process size | 10 nm | 14 nm |
| Transistors | unknown | 8,000 million |
| Die size | unknown | unknown |
| Package | FC-BGA1499 | FC-LGA3647 |
| tCaseMax | 72°C | — |
| tJMax | 100°C | — |
Performance
| Frequency | 3.3 GHz | 2.4 GHz |
|---|---|---|
| Turbo clock | up to 5.3 GHz | up to 3.9 GHz |
| Base clock | 100 MHz | 100 MHz |
| Multiplier | 33.0x | 24.0x |
| Multiplier unlocked | Yes | No |
| TDP | 65 W | 165 W |
Architecture Details
| Vertical Segment | Mobile | Server/Workstation |
|---|---|---|
| Production status | Active | unknown |
| Release date | 2021 | Dec 11th, 2018 |
| Codename | Tiger Lake-H | Cascade Lake-SP |
| Generation | Core i9 | Xeon Platinum |
| Part | unknown | SRF9JCD8069504201201 |
| Memory support | DDR4-3200 MHz | DDR4 |
| ECC memory | No | Yes |
| PCI Express | Gen 4, 20 Lanes(CPU only) | — |
Cores
| Total Cores | 8 | 24 |
|---|---|---|
| Total Threads | 16 | 48 |
| SMP # CPUs | 1 | 8 |
| Integrated graphics | UHD Graphics 750 | — |
Cache
| Cache L1 | 96K (per core) | 64K (per core) |
|---|---|---|
| Cache L2 | 1.25MB (per core) | 1MB (per core) |
| Cache L3 | 24MB (shared) | 35.75MB (shared) |
Features & Technologies
| AES-NI | Yes | Yes |
|---|---|---|
| AVX | Yes | Yes |
| AVX-512 | Yes | — |
| AVX2 | Yes | Yes |
| BMI1 | Yes | Yes |
| BMI2 | Yes | Yes |
| Boost 3.0 | Yes | — |
| CLMUL | Yes | — |
| ECC | — | 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 |
| TSX | Yes | — |
| TXT | Yes | Yes |
| VT-d | Yes | Yes |
| VT-x | Yes | Yes |
| XD bit | Yes | Yes |
| vPro | — | Yes |
| x8 SDDC | — | Yes |
