Intel Core i9 9900KS 8-core LGA1151
A guaranteed 5.0GHz all-core turbo frequency out of the box on its 8-core, 16-thread Coffee Lake architecture eliminates manual overclocking for immediate peak performance. This Special Edition chip is factory-binned for stability at high clocks on the mature LGA1151 platform, though it demands robust cooling for its 127W TDP. It's best for enthusiasts and competitive gamers on Z390 motherboards who want the absolute highest single-thread speed from that generation without silicon lottery risks.
Snapshot
Pros & Cons
Pros
- Strong feature (83rd percentile) 83rd
- Strong single thread (81st percentile) 81st
- Strong ai (77th percentile) 77th
- Strong multi thread (75th percentile) 75th
Cons
The proof
Performance
Specifications
Full Specifications
Processor
| Brand | Intel |
| Series | Core i9 |
| Model | 9900KS |
| Codename | Coffee Lake |
| Class | desktop |
| Process | 14 |
Cores & Clocks
| Cores | 8 |
| Threads | 16 |
| Base Clock | 4000 |
| Boost Clock | 5000 |
Cache
| L2 Cache | 2 |
| L3 Cache | 16 MB |
Performance
| PassMark Multi | 19368 |
| PassMark Single | 3025 |
Memory
| Memory Type | DDR4 |
| Max Memory | 128 |
Platform & Power
| Socket | LGA1151 |
| TDP | 127 |
| Unlocked | Yes |
Graphics & AI
| Integrated Graphics | Intel UHD Graphics 630 |
vs Competition
| Spec | Intel Core i9 9900KS | AMD Ryzen 7 9800X3D | G.Skill Trident Z Neo | Lenovo Ryzen 5 Sparepart: | KOMQI Core i3 BX80646I34150 | fosa1 fosa4ycn78izud |
|---|---|---|---|---|---|---|
| Cores | 8 | 8 | 6 | 6 | 2 | 6 |
| Threads | 16 | 16 | 12 | 12 | 4 | 12 |
| Boost Clock Mhz | 5000 | 5200 | 4200 | 4000 | - | 3060 |
| L3 Cache Mb | 16 | 96 | 32 | 8 | 3 | 12 |
| Tdp W | 127 | 120 | 65 | 15 | 54 | 95 |
| Socket | LGA1151 | AM5 | AMD Socket AM4 | AM4 | LGA 1150 | LGA1366 |
| Integrated Graphics | Intel UHD Graphics 630 | AMD Radeon Graphics | - | AMD Integrated Graphics | Intel HD Graphics 4400 | - |
| Compare | Compare | Compare | Compare | Compare |
| Product | AI | Feature | Platform | Efficiency | Multi Thread | Social Proof | Single Thread |
|---|---|---|---|---|---|---|---|
| Intel Core i9 9900KS | 76.5 | 83.3 | 44.6 | 69.3 | 75.4 | 75 | 81.1 |
| AMD Ryzen 7 9800X3D Compare | 91.3 | 98.5 | 95.1 | 87.7 | 90 | 96.6 | 95.7 |
| G.Skill Trident Z Neo Compare | 72.5 | 87.1 | 78.2 | 83 | 73.5 | 1.5 | 72.4 |
| Lenovo Ryzen 5 Sparepart: Compare | 64 | 54.6 | 56.8 | 99.3 | 64.8 | 11.8 | 66.4 |
| KOMQI Core i3 BX80646I34150 Compare | 34.2 | 54.6 | 60.1 | 43.7 | 31.4 | 78.7 | 50 |
| fosa1 fosa4ycn78izud Compare | 26 | 20.2 | 65 | 24.9 | 24.8 | 65.1 | 36.4 |
Price
Value & Pricing
Amazon 1 offer From $1,957
Price History
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.