Intel Core i5 6600K vs Intel Core i5 9400F
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Compared 2 processors: Intel Core i5 6600K, vs Intel Core i5 9400F. Below are specs, tests, pros and cons for each device
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
Tests & specs
Specs & test comparisonBenchmarks
| Integer Math | 16.3 GOps/s | 26.2 GOps/s |
| Floating-Point Math | 14 GOps/s | 22.5 GOps/s |
| Prime Number Search | 31 M primes/s | 38 M primes/s |
| Random String Sort | 10.5 M strings/s | 16.3 M strings/s |
| Data Encryption | 1.8 GB/s | 2.9 GB/s |
| Data Compression | 86.2 MB/s | 133.1 MB/s |
| Physics | 507 frames/s | 652 frames/s |
| Extended Instructions | 75 M matrices/s | 117 M matrices/s |
| File Compression | 363.1 MB/s | 449.4 MB/s |
| Clang Compilation | 29.9 KLines/s | 34.8 KLines/s |
| HTML5 Browser | 98.1 pages/s | 127.6 pages/s |
| PDF Rendering | 150.1 MP/sec | 141.6 MP/sec |
| Text Processing | 149.8 pages/s | 142.6 pages/s |
| Background Blur | 28.1 frames/s | 31.4 frames/s |
| Photo Processing | 47.6 frames/s | 63.4 frames/s |
| Ray Tracing | 4.81 MP/sec | 6.9 MP/sec |
Blender
Performance/Watt
| Geekbench 6 Multi / W | 48.5 PPW | 81.6 PPW |
| PassMark CPU / W | 69.3 PPW | 145.5 PPW |
| Cinebench 2024 / W | n/a | 5.8 PPW |
| Blender / W | 0.6 PPW | 1.19 PPW |
General Info
| Manufacturer | Intel | Intel |
| Announced | August, 5, 2015 | January, 7, 2019 |
| Type | PC use | PC use |
| Architecture | x86-64 | x86-64 |
| Codename | Skylake | Coffee Lake |
| Model number | i5-6600K | i5-9400F |
| Integrated GPU | HD Graphics 530 | No |
Processor
| Cores | 4 | 6 |
| Threads | 4 | 6 |
| Frequency | 3.5 GHz | 2.9 GHz |
| Max Frequency (Turbo) | 3.9 GHz | 4.1 GHz |
| Cores count | 4 | 6 |
| Threads count | 4 | 6 |
| Bus frequency | 100 MHz | 100 MHz |
| Bandwidth | 8 GT/s | 8 GT/s |
| Multiplier | 35x | 29x |
| L1 cache | 64 KB/core | 64 KB/core |
| L2 cache | 256 KB/core | 256 KB/core |
| L3 Cache | 6 MB total | 9 MB total |
| Unlocked multiplier | No | No |
Package
| Process tech. | 14 nm | 14 nm |
| Power (TDP) | 91 W | 65 W |
| Socket | LGA-1151 | LGA-1151 |
| Critical temp. | n/a | 100 °C |
Memory Support
| Memory Type | - DDR4-2133 - DDR3L-1600 |
DDR4-2666 |
| Max Size | 64 GB | 128 GB |
| Channels | 2 | 2 |
| ECC support | No | No |
| Max memory bandwidth | 34.1 GB | 41.6 GB |
Other
| PCIe Version | 3.0 | 3.0 |
| Max PCIe Lanes | 16 | 16 |
| Channels | 41422 | 41422 |
Results
No clear favorite identified yet; updates may follow as new data arrives.
Survey
Total Votes: 0
