Intel Core i5-6400 VS Intel Core i7-7700K
intel
Brand4/4
Cores/Threads2.7GHz
Base Clock65W
TDPIntel Core i5-6400
intel
Brand4/8
Cores/Threads4.2GHz
Base Clock91W
TDPIntel Core i7-7700K
Intel Core i5-6400
Intel Core i5-6400
N/A • Jul 2015
Intel Core i7-7700K
$ • Jan 2017
Intel Core i7-7700K
Specs Comparison
| Specification | Intel Core i5-6400 | Intel Core i7-7700K |
|---|---|---|
| Cores | 4 | 4 |
| Threads | 4 | 8 |
| Base Clock | 2.7 GHz | 4.2 GHz |
| Boost Clock | 3.3 GHz | 4.5 GHz |
| Multiplier Unlocked | ✓ Yes | ✓ Yes |
| Multiplier | 27 X | 42 X |
| TDP | 65 W | 91 W |
| Memory Support | DDR4 | DDR4 |
| Cache L1 | 64 KB | 64 KB |
| Cache L2 | 0.25 MB | 0.25 MB |
| Cache L3 | 6.00 MB | 8.00 MB |
| Integrated GPU | HD Graphics 530 | HD 630 |
| Architecture | Core i5 (Skylake) | Core i7 (Kaby Lake) |
| Process Size | 14nm | 14nm |
| Socket | intel socket 1151 | intel socket 1151 |
| Foundry | Intel | Intel |
| Die Size | 177 mm² | N/A |
| PCI Express | Gen 3, 16 Lanes(CPU only) | Gen 3, 16 Lanes(CPU only) |
| Transistors | N/A | N/A |
| Max Temperature | N/A | N/A |
Comparison in Tools
Cinebench R23
Industry-leading 3D rendering benchmark that measures real-world CPU processing power and performance
Single Core Performance
Intel Core i5-6400
Intel Core i7-7700K
Multi Core Performance
Intel Core i5-6400
Intel Core i7-7700K
Geekbench 5
Popular cross-platform CPU benchmark measuring single and multi-core performance in real-world tasks
Single Core Performance
Intel Core i5-6400
Intel Core i7-7700K
Multi Core Performance
Intel Core i5-6400
Intel Core i7-7700K
PassMark
PassMark CPU Mark is a popular synthetic benchmark that scores overall CPU performance (higher is better).
Overall CPU Score
Intel Core i5-6400
Intel Core i7-7700K
Blender Benchmark
Measures CPU rendering speed in Blender, reported in frames per second (FPS). Higher FPS means faster completion of 3D rendering tasks.
Blender FPS
Intel Core i5-6400
Intel Core i7-7700K
Comparison in Games
No benchmark data available for this combination of CPUs yet.
We're working on collecting performance data for this combination of CPUs. Please check back later.
Intel Core i7-7700K Wins!
Based on 4 synthetic benchmarks
Intel Core i5-6400
INTEL • 4/4 • 2.7GHz
Intel Core i7-7700K
INTEL • 4/8 • 4.2GHz
Check out more comparisons
Comments & Discussion
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