Intel Core i5-12400F vs Intel Core i7-5820K
56.4Single-core20.7
41.7Multi-core30.2
46.5Gamingspec-based37.1
14 spec wins — Intel Core i5-12400F4 spec wins — Intel Core i7-5820K
InnoReviews verdict
Intel Core i5-12400F wins this desktop processor face-off, 47.3 to 29.1, pulling ahead mainly in single-core (+36) and multi-core (+12). Intel Core i7-5820K 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 i5-12400F
- Stronger single-core score: 56 vs 21
- Stronger multi-core score: 42 vs 30
- 400% higher L2 cache: 8 MB vs 2 MB
- 102% higher Geekbench 6 (single): 2,100 vs 1,040
- 100% higher Max memory: 128 GB vs 64 GB
- Lower launch price: $167 vs $389
Reasons to pick the Intel Core i7-5820K
- 100% higher Memory channels: 4 vs 2
- 40% higher CPU PCIe lanes: 28 vs 20
- 32% higher Base clock: 3.3 GHz vs 2.5 GHz
- Has Unlocked multiplier — the other doesn't
General
| Spec | Intel Core i5-12400F | Intel Core i7-5820K |
|---|---|---|
| Announced | 2022 | 2014 |
| Socket | LGA1700 | LGA2011-v3 |
| Process | 10 nm+55% | 22 nm |
| Base TDP | 65 W+54% | 140 W |
| Max turbo power | 117 W | — |
| Unlocked multiplier | No | Yes |
| Cooler included | Yes | No |
Cores & Clocks
| Spec | Intel Core i5-12400F | Intel Core i7-5820K |
|---|---|---|
| Cores | 6 | 6 |
| Performance cores | 6 | 6 |
| Efficiency cores | 0 | 0 |
| Threads | 12 | 12 |
| Base clock | 2.5 GHz | 3.3 GHz+32% |
| Boost clock | 4.4 GHz+22% | 3.6 GHz |
| L2 cache | 8 MB+400% | 2 MB |
| L3 cache | 18 MB+20% | 15 MB |
Memory
| Spec | Intel Core i5-12400F | Intel Core i7-5820K |
|---|---|---|
| Memory support | DDR5-4800 / DDR4-3200 | DDR4-2133 |
| Max memory | 128 GB+100% | 64 GB |
| Memory channels | 2 | 4+100% |
Platform
| Spec | Intel Core i5-12400F | Intel Core i7-5820K |
|---|---|---|
| PCIe version | 5+67% | 3 |
| CPU PCIe lanes | 20 | 28+40% |
Benchmarks
| Spec | Intel Core i5-12400F | Intel Core i7-5820K |
|---|---|---|
| Geekbench 6 (single) | 2,100+102%Top 46% | 1,040Bottom 6% |
| Geekbench 6 (multi) | 9,400+84%Bottom 47% | 5,100Bottom 24% |
| Cinebench R23 (single) | 1,690+90%Top 45% | 890Bottom 5% |
| Cinebench R23 (multi) | 11,900+86%Bottom 44% | 6,400Bottom 19% |
| PassMark | 19,700+55%Bottom 35% | 12,700Bottom 20% |
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