intel
Brand8/16
Cores/Threads4GHz
Base Clock127W
TDPIntel Core i9-9900KS
intel
Brand10/20
Cores/Threads3.5GHz
Base Clock165W
TDPIntel Core i9-9900X
Intel Core i9-9900KS
Intel Core i9-9900KS
$513 • Oct 2019
Intel Core i9-9900X
$989 • Oct 2018
Intel Core i9-9900X
Specs Comparison
| Specification | Intel Core i9-9900KS | Intel Core i9-9900X |
|---|---|---|
| Cores | 8 | 10 |
| Threads | 16 | 20 |
| Base Clock | 4.0 GHz | 3.5 GHz |
| Boost Clock | 5.0 GHz | 4.5 GHz |
| Multiplier Unlocked | ✓ Yes | ✓ Yes |
| Multiplier | 40 X | 35 X |
| TDP | 127 W | 165 W |
| Memory Support | DDR4 | DDR4 |
| Cache L1 | 64 KB | 64 KB |
| Cache L2 | 0.25 MB | 1.00 MB |
| Cache L3 | 16.00 MB | 19.25 MB |
| Integrated GPU | UHD 630 | N/A |
| Architecture | Core i9 (Coffee Lake Refresh) | Core i9 (X-Series 9th Gen) |
| Process Size | 14nm | 14nm |
| Socket | intel socket 1151 | intel socket 2066 |
| Foundry | Intel | Intel |
| Die Size | 180 mm² | N/A |
| PCI Express | Gen 3, 16 Lanes(CPU only) | Gen 3, 44 Lanes(CPU only) |
| Transistors | N/A | N/A |
| Max Temperature | 100°C | 92°C |
Comparison in Tools
Cinebench R23
Industry-leading 3D rendering benchmark that measures real-world CPU processing power and performance
Single Core Performance
Intel Core i9-9900KS
Intel Core i9-9900X
Multi Core Performance
Intel Core i9-9900KS
Intel Core i9-9900X
Geekbench 5
Popular cross-platform CPU benchmark measuring single and multi-core performance in real-world tasks
Single Core Performance
Intel Core i9-9900KS
Intel Core i9-9900X
Multi Core Performance
Intel Core i9-9900KS
Intel Core i9-9900X
PassMark
PassMark CPU Mark is a popular synthetic benchmark that scores overall CPU performance (higher is better).
Overall CPU Score
Intel Core i9-9900KS
Intel Core i9-9900X
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 i9-9900KS
Intel Core i9-9900X
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.
It's a Tie!
Based on 4 synthetic benchmarks
Intel Core i9-9900KS
INTEL • 8/16 • 4GHz
Intel Core i9-9900X
INTEL • 10/20 • 3.5GHz
Check out more comparisons
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