Intel Core i9 11900KF
- Brand: Intel
- Architecture: x86-64
- Codename: Rocket Lake
- Form Factor: PC use
- Announced: March, 16, 2021
Review
Single-Thread Perf.
Single-Core Benchmark Score
Multi-Thread Perf.
Multi-Core Benchmark Score
Energy Efficiency
Chip Power Efficiency
Integrated Graphics
iGPU Performance in Games & 3D
Benchmark Tests
Performance comparison across tasks for Intel Core i9 11900KFBenchmarks
| Integer Math | 89.3 GOps/s |
| Floating-Point Math | 52.8 GOps/s |
| Prime Number Search | 67 M primes/s |
| Random String Sort | 37.4 M strings/s |
| Data Encryption | 15.7 GB/s |
| Data Compression | 327.3 MB/s |
| Physics | 1034 frames/s |
| Extended Instructions | 228 M matrices/s |
| File Compression | 741.6 MB/s |
| Clang Compilation | 92.6 KLines/s |
| HTML5 Browser | 188.6 pages/s |
| PDF Rendering | 316.8 MP/sec |
| Text Processing | 242.6 pages/s |
| Background Blur | 51.7 frames/s |
| Photo Processing | 73.4 frames/s |
| Ray Tracing | 21 MP/sec |
Blender
Performance/Watt
| Geekbench 6 Multi / W | 83 PPW | |
| PassMark CPU / W | 198.3 PPW | |
| Blender / W | 1.71 PPW | |
Tech Specs
Specs & test comparisonGeneral Info
| Manufacturer | Intel | |
| Announced | March, 16, 2021 | |
| Type | PC use | |
| Architecture | x86-64 | |
| Codename | Rocket Lake | |
| Model number | i9-11900KF | |
| Integrated GPU | No | |
Processor
| Cores | 8 | |
| Threads | 16 | |
| Frequency | 3.5 GHz | |
| Max Frequency (Turbo) | 5.3 GHz | |
| Cores count | 8 |
| Threads count | 16 |
| Bus frequency | 100 MHz |
| Bandwidth | 8 GT/s |
| Multiplier | 35x |
| L1 cache | 64 KB/core |
| L2 cache | 512 KB/core |
| L3 Cache | 16 MB total |
| Unlocked multiplier | Yes |
Package
| Process tech. | 14 nm | |
| Power (TDP) | 125 W | |
| Socket | LGA-1200 | |
| Critical temp. | 100 °C | |
Memory Support
| Memory Type | DDR4-3200 | |
| Max Size | 128 GB | |
| Channels | 2 | |
| ECC support | No | |
| Max memory bandwidth | 50 GB | |
Other
| PCIe Version | 4.0 | |
| Max PCIe Lanes | 20 | |
User Rating
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