Intel Core i9-10900 vs Intel Core i9-9900KS
44.7Single-core48
39.6Multi-core42.8
54Gamingspec-based47.4
6 spec wins — Intel Core i9-109004 spec wins — Intel Core i9-9900KS
InnoReviews verdict
This one is close to a dead heat: Intel Core i9-10900 scores 44.8 against 45.5 for Intel Core i9-9900KS. Pick by the categories that matter to you — Intel Core i9-9900KS edges ahead in single-core and multi-core, or by price.
Which would you pick?
Key differences
Reasons to pick the Intel Core i9-10900
- 49% lower Base TDP: 65 W vs 127 W
- 25% higher cores: 10 vs 8
- 25% higher threads: 20 vs 16
- 25% higher L3 cache: 20 MB vs 16 MB
- Lower launch price: $440 vs $513
Reasons to pick the Intel Core i9-9900KS
- Stronger single-core score: 48 vs 45
- Stronger multi-core score: 43 vs 40
- 43% higher Base clock: 4 GHz vs 2.8 GHz
- Has Unlocked multiplier — the other doesn't
General
| Spec | Intel Core i9-10900 | Intel Core i9-9900KS |
|---|---|---|
| Announced | 2020 | 2019 |
| Socket | LGA1200 | FCLGA1151 |
| Process | 14 nm | 14 nm |
| Base TDP | 65 W+49% | 127 W |
| Max turbo power | 224 W | — |
| Unlocked multiplier | No | Yes |
| Cooler included | — | No |
Cores & Clocks
| Spec | Intel Core i9-10900 | Intel Core i9-9900KS |
|---|---|---|
| Cores | 10+25% | 8 |
| Threads | 20+25% | 16 |
| Base clock | 2.8 GHz | 4 GHz+43% |
| Boost clock | 5.2 GHz+4% | 5 GHz |
| L2 cache | — | 2 MB |
| L3 cache | 20 MB+25% | 16 MB |
Integrated GPU
| Spec | Intel Core i9-10900 | Intel Core i9-9900KS |
|---|---|---|
| iGPU | Intel UHD Graphics 630 | Intel UHD Graphics 630 |
| iGPU clock | 1,200 MHz | 1,200 MHz |
Memory
| Spec | Intel Core i9-10900 | Intel Core i9-9900KS |
|---|---|---|
| Memory support | DDR4-2933 | DDR4-2666 |
| Max memory | 128 GB | 128 GB |
| Memory channels | 2 | 2 |
Platform
| Spec | Intel Core i9-10900 | Intel Core i9-9900KS |
|---|---|---|
| PCIe version | 3 | 3 |
| CPU PCIe lanes | 16 | 16 |
Benchmarks
| Spec | Intel Core i9-10900 | Intel Core i9-9900KS |
|---|---|---|
| Geekbench 6 (single) | — | 1,892Bottom 48% |
| Geekbench 6 (multi) | — | 9,953Top 50% |
| PassMark | 19,013Bottom 41% | 19,345+2%Bottom 42% |
| PassMark (single thread) | 2,979Bottom 40% | 3,025+2%Bottom 42% |
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