Intel Core i5-8600K vs Intel Core i5-9600K
34.5Single-core36
30Multi-core29.8
29.1Gamingspec-based31
3 spec wins — Intel Core i5-8600K6 spec wins — Intel Core i5-9600K
InnoReviews verdict
This one is close to a dead heat: Intel Core i5-8600K scores 31.1 against 32 for Intel Core i5-9600K. Pick by the categories that matter to you — Intel Core i5-9600K edges ahead in single-core, or by price.
Which would you pick?
Key differences
Reasons to pick the Intel Core i5-8600K
No decisive spec advantages — this side competes on price and preference.
Reasons to pick the Intel Core i5-9600K
- 100% higher Max memory: 128 GB vs 64 GB
General
| Spec | Intel Core i5-8600K | Intel Core i5-9600K |
|---|---|---|
| Announced | 2017 | 2018 |
| Socket | LGA1151-v2 | LGA1151-v2 |
| Process | 14 nm | 14 nm |
| Base TDP | 95 W | 95 W |
| Max turbo power | — | 119 W |
| Unlocked multiplier | Yes | Yes |
| Cooler included | No | No |
Cores & Clocks
| Spec | Intel Core i5-8600K | Intel Core i5-9600K |
|---|---|---|
| Cores | 6 | 6 |
| Performance cores | 6 | 6 |
| Efficiency cores | 0 | 0 |
| Threads | 6 | 6 |
| Base clock | 3.6 GHz | 3.7 GHz+3% |
| Boost clock | 4.3 GHz | 4.6 GHz+7% |
| L2 cache | 2 MB | 2 MB |
| L3 cache | 9 MB | 9 MB |
Integrated GPU
| Spec | Intel Core i5-8600K | Intel Core i5-9600K |
|---|---|---|
| iGPU | Intel UHD Graphics 630 | Intel UHD Graphics 630 |
| iGPU clock | 1,150 MHz | 1,150 MHz |
Memory
| Spec | Intel Core i5-8600K | Intel Core i5-9600K |
|---|---|---|
| Memory support | DDR4-2666 | DDR4-2666 |
| Max memory | 64 GB | 128 GB+100% |
| Memory channels | 2 | 2 |
Platform
| Spec | Intel Core i5-8600K | Intel Core i5-9600K |
|---|---|---|
| PCIe version | 3 | 3 |
| CPU PCIe lanes | 16 | 16 |
Benchmarks
| Spec | Intel Core i5-8600K | Intel Core i5-9600K |
|---|---|---|
| Geekbench 6 (single) | 1,480Bottom 26% | 1,580+7%Bottom 38% |
| Geekbench 6 (multi) | 5,400+8%Bottom 26% | 5,000Bottom 21% |
| Cinebench R23 (single) | 1,210+1%Bottom 25% | 1,200Bottom 24% |
| Cinebench R23 (multi) | 6,800+1%Bottom 22% | 6,700Bottom 21% |
| PassMark | 10,600Bottom 16% | 11,200+6%Bottom 17% |
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