Intel Core i3-3220 vs Intel Core i5-6600K
20Single-core29
20.4Multi-core24
20Gamingspec-based23.8
2 spec wins — Intel Core i3-322016 spec wins — Intel Core i5-6600K
InnoReviews verdict
Intel Core i5-6600K wins this desktop processor face-off, 25.4 to 20.2, pulling ahead mainly in single-core (+9) and multi-core (+4). Intel Core i3-3220 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 i3-3220
- 40% lower Base TDP: 55 W vs 91 W
- Has Cooler included — the other doesn't
- Lower launch price: $117 vs $242
Reasons to pick the Intel Core i5-6600K
- Stronger single-core score: 29 vs 20
- Stronger multi-core score: 24 vs 20
- 137% higher PassMark: 6,400 vs 2,700
- 113% higher Cinebench R23 (multi): 4,050 vs 1,900
- 100% higher cores: 4 vs 2
General
| Spec | Intel Core i3-3220 | Intel Core i5-6600K |
|---|---|---|
| Announced | 2012 | 2015 |
| Socket | LGA1155 | LGA1151 |
| Process | 22 nm | 14 nm+36% |
| Base TDP | 55 W+40% | 91 W |
| Unlocked multiplier | No | Yes |
| Cooler included | Yes | No |
Cores & Clocks
| Spec | Intel Core i3-3220 | Intel Core i5-6600K |
|---|---|---|
| Cores | 2 | 4+100% |
| Performance cores | 2 | 4+100% |
| Efficiency cores | 0 | 0 |
| Threads | 4 | 4 |
| Base clock | 3.3 GHz | 3.5 GHz+6% |
| Boost clock | 3.3 GHz | 3.9 GHz+18% |
| L2 cache | 1 MB | 1 MB+100% |
| L3 cache | 3 MB | 6 MB+100% |
Integrated GPU
| Spec | Intel Core i3-3220 | Intel Core i5-6600K |
|---|---|---|
| iGPU | Intel HD Graphics 2500 | Intel HD Graphics 530 |
| iGPU clock | 1,050 MHz | 1,150 MHz |
Memory
| Spec | Intel Core i3-3220 | Intel Core i5-6600K |
|---|---|---|
| Memory support | DDR3-1600 | DDR4-2133 / DDR3L-1600 |
| Max memory | 32 GB | 64 GB+100% |
| Memory channels | 2 | 2 |
Platform
| Spec | Intel Core i3-3220 | Intel Core i5-6600K |
|---|---|---|
| PCIe version | 2 | 3+50% |
| CPU PCIe lanes | 16 | 16 |
Benchmarks
| Spec | Intel Core i3-3220 | Intel Core i5-6600K |
|---|---|---|
| Geekbench 6 (single) | 790Bottom 2% | 1,300+65%Bottom 19% |
| Geekbench 6 (multi) | 1,720Bottom 2% | 3,350+95%Bottom 9% |
| Cinebench R23 (single) | 765Bottom 1% | 1,110+45%Bottom 17% |
| Cinebench R23 (multi) | 1,900Bottom 1% | 4,050+113%Bottom 9% |
| PassMark | 2,700Bottom 2% | 6,400+137%Bottom 8% |
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