Key facts
Production status: End-of-life
Release date: 21-May
Cores / Threads: 8 / 16
Base clock: 3300 MHz
Turbo clock: 5300 MHz
TDP: 65 W
Process: 10 nm
Codename: Tiger Lake-H
Generation: Core i9 (Tiger Lake-H)
All available specs
| Field | Value |
|---|---|
| name | Core i9-11900KB |
| Socket | Intel BGA 1787 |
| Foundry | Intel |
| Process Size | 10 nm |
| Die Size | 190 mm² |
| Package | FC-BGA16F |
| Market | Mobile |
| Production Status | End-of-life |
| Release Date | 21-May |
| Part# | SRKU4 |
| Frequency | 3.3 GHz |
| Turbo Clock | up to 5.3 GHz |
| Base Clock | 100 MHz |
| Multiplier | 33.0x |
| Multiplier Unlocked | Yes |
| Codename | Tiger Lake-H |
| Generation | Core i9 (Tiger Lake-H) |
| Memory Support | DDR4 |
| ECC Memory | No |
| # of Cores | 8 |
| # of Threads | 16 |
| SMP # CPUs | 1 |
| Integrated Graphics | UHD Graphics 750 |
| Cache L1 | 80 KB (per core) |
| Cache L2 | 1.25 MB (per core) |
| Features | MMX, SSE, SSE2, SSE3, SSSE3, SSE4.2, AVX, AVX2, AVX-512, EIST, Speed Shift, Intel 64, XD bit, VT-x, VT-d, EPT, HTT, AES-NI, SIPP, TXT, CLMUL, FMA3, F16C, BMI1, BMI2, CFET, MBEC, IPU 6.0, DLBoost, Boost 3.0, TVB |
| Notes | This processor comes with an unlocked BCLK multiplier, allowing users to set the multiplier value higher than shipped value, to facilitate better overclocking.Exclusive SKU for NUC 11 Extreme "Beast Canyon" NUC11BTMi9, integrated on the NUC11DBBi9 compute element.Intel UHD Graphics frequency: 350-1450 MHz |
| Rated Speed | 3200 MT/s |
| Memory Bus | Dual-channel |
| Memory Bandwidth | 51.2 GB/s |
| tJMax | 100°C |
| Launch Price | $539 |
| PCI-Express | Gen 4, 20 Lanes (CPU only) |
| Cache L3 | 24 MB (shared) |
| Bundled Cooler | Yes |
| Chipsets | QM580, HM570, WM590 |
| Configurable TDP-down | 55 W |
| Boost 3.0 | up to 4.9 GHz |
| Benchmark rank | 249 |
| Benchmark samples | 39 |
| Benchmark price | 539 |
| Benchmark category | Desktop |
| Benchmark socket | FCBGA1787 |
| Benchmark date | 2021-07-01 |
| Benchmark TDP (W) | 65 |
| Benchmark base (MHz) | 3300 |
| Benchmark turbo (MHz) | 4900 |
| Benchmark cores | 8 |
| Benchmark threads per core | 2 |
| Benchmark threads | 16 |