Intel Core i5-6600K vs Intel Core i9-13900K
29Single-core84.3
24Multi-core92.6
23.8Gamingspec-based71.9
2 spec wins — Intel Core i5-6600K17 spec wins — Intel Core i9-13900K
InnoReviews verdict
Intel Core i9-13900K wins this desktop processor face-off, 84.9 to 25.4, pulling ahead mainly in multi-core (+69) and single-core (+55). 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
- 27% lower Base TDP: 91 W vs 125 W
- 17% higher Base clock: 3.5 GHz vs 3 GHz
- Lower launch price: $242 vs $589
Reasons to pick the Intel Core i9-13900K
- Stronger single-core score: 84 vs 29
- Stronger multi-core score: 93 vs 24
- 3100% higher L2 cache: 32 MB vs 1 MB
- 875% higher Cinebench R23 (multi): 39,500 vs 4,050
- 830% higher PassMark: 59,500 vs 6,400
General
| Spec | Intel Core i5-6600K | Intel Core i9-13900K |
|---|---|---|
| Announced | 2015 | 2022 |
| Socket | LGA1151 | LGA1700 |
| Process | 14 nm | 10 nm+29% |
| Base TDP | 91 W+27% | 125 W |
| Max turbo power | — | 253 W |
| Unlocked multiplier | Yes | Yes |
| Cooler included | No | No |
Cores & Clocks
| Spec | Intel Core i5-6600K | Intel Core i9-13900K |
|---|---|---|
| Cores | 4 | 24+500% |
| Performance cores | 4 | 8+100% |
| Efficiency cores | 0 | 16 |
| Threads | 4 | 32+700% |
| Base clock | 3.5 GHz+17% | 3 GHz |
| Boost clock | 3.9 GHz | 5.8 GHz+49% |
| L2 cache | 1 MB | 32 MB+3100% |
| L3 cache | 6 MB | 36 MB+500% |
Integrated GPU
| Spec | Intel Core i5-6600K | Intel Core i9-13900K |
|---|---|---|
| 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 i9-13900K |
|---|---|---|
| Memory support | DDR4-2133 / DDR3L-1600 | DDR5-5600 / DDR4-3200 |
| Max memory | 64 GB | 128 GB+100% |
| Memory channels | 2 | 2 |
Platform
| Spec | Intel Core i5-6600K | Intel Core i9-13900K |
|---|---|---|
| PCIe version | 3 | 5+67% |
| CPU PCIe lanes | 16 | 20+25% |
Benchmarks
| Spec | Intel Core i5-6600K | Intel Core i9-13900K |
|---|---|---|
| Geekbench 6 (single) | 1,300Bottom 19% | 2,950+127%Top 23% |
| Geekbench 6 (multi) | 3,350Bottom 9% | 20,500+512%Top 11% |
| Cinebench R23 (single) | 1,110Bottom 17% | 2,250+103%Top 9% |
| Cinebench R23 (multi) | 4,050Bottom 9% | 39,500+875%Top 8% |
| PassMark | 6,400Bottom 8% | 59,500+830%Top 8% |
Related comparisons
Intel Core i5-6600Kvs Intel Core i7-4790VSIntel Core i5-6600Kvs Intel Core i5-7500VSIntel Core i5-6600Kvs Intel Core i7-4770KVSIntel Core i5-6600Kvs Intel Core i7-4770VSIntel Core i9-13900Kvs Intel Core i9-14900KFVSIntel Core i9-13900Kvs Intel Core Ultra 7 265KFVSIntel Core i9-13900Kvs AMD Ryzen 9 9900XVSIntel Core i9-13900Kvs AMD Ryzen 9 7950XVS