intel
Brand8/16
Cores/Threads3.5GHz
Base Clock125W
TDPIntel Core i9-11900KF
intel
Brand10/20
Cores/Threads3.3GHz
Base Clock140W
TDPIntel Core i9-7900X
Intel Core i9-11900KF
Intel Core i9-11900KF
$513 • Mar 2021
Intel Core i9-7900X
$999 • Jun 2017
Intel Core i9-7900X
Specs Comparison
| Specification | Intel Core i9-11900KF | Intel Core i9-7900X |
|---|---|---|
| Cores | 8 | 10 |
| Threads | 16 | 20 |
| Base Clock | 3.5 GHz | 3.3 GHz |
| Boost Clock | 5.3 GHz | 4.5 GHz |
| Multiplier Unlocked | ✓ Yes | ✓ Yes |
| Multiplier | 35 X | 33 X |
| TDP | 125 W | 140 W |
| Memory Support | DDR4 | DDR4 |
| Cache L1 | 80 KB | 64 KB |
| Cache L2 | 0.50 MB | 1.00 MB |
| Cache L3 | 16.00 MB | 14.00 MB |
| Integrated GPU | N/A | N/A |
| Architecture | Core i9 (Rocket Lake-S) | Core i9 (X-Series 7th Gen) |
| Process Size | 14nm | 14nm |
| Socket | intel socket 1200 | intel socket 2066 |
| Foundry | Intel | Intel |
| Die Size | 276 mm² | N/A |
| PCI Express | Gen 4, 20 Lanes(CPU only) | Gen 3, 44 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 i9-11900KF
Intel Core i9-7900X
Multi Core Performance
Intel Core i9-11900KF
Intel Core i9-7900X
Geekbench 5
Popular cross-platform CPU benchmark measuring single and multi-core performance in real-world tasks
Single Core Performance
Intel Core i9-11900KF
Intel Core i9-7900X
Multi Core Performance
Intel Core i9-11900KF
Intel Core i9-7900X
PassMark
PassMark CPU Mark is a popular synthetic benchmark that scores overall CPU performance (higher is better).
Overall CPU Score
Intel Core i9-11900KF
Intel Core i9-7900X
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 i9-11900KF
Intel Core i9-7900X
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 i9-11900KF Wins!
Based on 4 synthetic benchmarks
Intel Core i9-11900KF
INTEL • 8/16 • 3.5GHz
Intel Core i9-7900X
INTEL • 10/20 • 3.3GHz
Check out more comparisons
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