Intel Core i5-6600K vs Intel Core i9-14900KS
29Single-core92.1
24Multi-core96.7
23.8Gamingspec-based74.4
2 spec wins — Intel Core i5-6600K17 spec wins — Intel Core i9-14900KS
InnoReviews verdict
Intel Core i9-14900KS wins this desktop processor face-off, 89.8 to 25.4, pulling ahead mainly in multi-core (+73) and single-core (+63). Intel Core i5-6600K still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the Intel Core i5-6600K
- 39% lower Base TDP: 91 W vs 150 W
- Lower launch price: $242 vs $689
Reasons to pick the Intel Core i9-14900KS
- Stronger single-core score: 92 vs 29
- Stronger multi-core score: 97 vs 24
- 3100% higher L2 cache: 32 MB vs 1 MB
- 925% higher Cinebench R23 (multi): 41,500 vs 4,050
- 892% higher PassMark: 63,500 vs 6,400
General
| Spec | Intel Core i5-6600K | Intel Core i9-14900KS |
|---|---|---|
| Announced | 2015 | 2024 |
| Socket | LGA1151 | LGA1700 |
| Process | 14 nm | 10 nm+29% |
| Base TDP | 91 W+39% | 150 W |
| Max turbo power | — | 253 W |
| Unlocked multiplier | Yes | Yes |
| Cooler included | No | No |
Cores & Clocks
| Spec | Intel Core i5-6600K | Intel Core i9-14900KS |
|---|---|---|
| Cores | 4 | 24+500% |
| Performance cores | 4 | 8+100% |
| Efficiency cores | 0 | 16 |
| Threads | 4 | 32+700% |
| Base clock | 3.5 GHz+9% | 3.2 GHz |
| Boost clock | 3.9 GHz | 6.2 GHz+59% |
| L2 cache | 1 MB | 32 MB+3100% |
| L3 cache | 6 MB | 36 MB+500% |
Integrated GPU
| Spec | Intel Core i5-6600K | Intel Core i9-14900KS |
|---|---|---|
| iGPU | Intel HD Graphics 530 | Intel UHD Graphics 770 |
| iGPU clock | 1,150 MHz | 1,650 MHz |
Memory
| Spec | Intel Core i5-6600K | Intel Core i9-14900KS |
|---|---|---|
| Memory support | DDR4-2133 / DDR3L-1600 | DDR5-5600 / DDR4-3200 |
| Max memory | 64 GB | 192 GB+200% |
| Memory channels | 2 | 2 |
Platform
| Spec | Intel Core i5-6600K | Intel Core i9-14900KS |
|---|---|---|
| PCIe version | 3 | 5+67% |
| CPU PCIe lanes | 16 | 20+25% |
Benchmarks
| Spec | Intel Core i5-6600K | Intel Core i9-14900KS |
|---|---|---|
| Geekbench 6 (single) | 1,300Bottom 19% | 3,250+150%Top 9% |
| Geekbench 6 (multi) | 3,350Bottom 9% | 21,800+551%Top 6% |
| Cinebench R23 (single) | 1,110Bottom 17% | 2,360+113%Top 3% |
| Cinebench R23 (multi) | 4,050Bottom 9% | 41,500+925%Top 6% |
| PassMark | 6,400Bottom 8% | 63,500+892%Top 5% |
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