intel
Brand8/16
Cores/Threads3.6GHz
Base Clock95W
TDPIntel Core i9-9900KF
intel
Brand6/12
Cores/Threads3.5GHz
Base Clock140W
TDPIntel Core i7-7800X
Intel Core i9-9900KF
Intel Core i9-9900KF
$488 • Jan 2019
Intel Core i7-7800X
$383 • Jun 2017
Intel Core i7-7800X
Specs Comparison
| Specification | Intel Core i9-9900KF | Intel Core i7-7800X |
|---|---|---|
| Cores | 8 | 6 |
| Threads | 16 | 12 |
| Base Clock | 3.6 GHz | 3.5 GHz |
| Boost Clock | 5.0 GHz | 4.0 GHz |
| Multiplier Unlocked | ✓ Yes | ✓ Yes |
| Multiplier | 36 X | 35 X |
| TDP | 95 W | 140 W |
| Memory Support | DDR4 | DDR4 |
| Cache L1 | 64 KB | 64 KB |
| Cache L2 | 0.25 MB | 1.00 MB |
| Cache L3 | 16.00 MB | 8.25 MB |
| Integrated GPU | N/A | N/A |
| Architecture | Core i9 (Coffee Lake Refresh) | Core i7 (X-Series 7th Gen) |
| Process Size | 14nm | 14nm |
| Socket | intel socket 1151 | intel socket 2066 |
| Foundry | Intel | Intel |
| Die Size | 180.3 mm² | N/A |
| PCI Express | Gen 3, 16 Lanes(CPU only) | Gen 3, 28 Lanes(CPU only) |
| Transistors | N/A | N/A |
| Max Temperature | 100°C | 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 i9-9900KF
Intel Core i7-7800X
Multi Core Performance
Intel Core i9-9900KF
Intel Core i7-7800X
Geekbench 5
Popular cross-platform CPU benchmark measuring single and multi-core performance in real-world tasks
Single Core Performance
Intel Core i9-9900KF
Intel Core i7-7800X
Multi Core Performance
Intel Core i9-9900KF
Intel Core i7-7800X
PassMark
PassMark CPU Mark is a popular synthetic benchmark that scores overall CPU performance (higher is better).
Overall CPU Score
Intel Core i9-9900KF
Intel Core i7-7800X
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 i9-9900KF
Intel Core i7-7800X
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 i9-9900KF Wins!
Based on 4 synthetic benchmarks
Intel Core i9-9900KF
INTEL • 8/16 • 3.6GHz
Intel Core i7-7800X
INTEL • 6/12 • 3.5GHz
Check out more comparisons
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