Intel Core i5-4670K vs Intel Core i5-8400
23.1Single-core31.1
22.9Multi-core28.6
23.1Gaming27.2
3 spec wins — Intel Core i5-4670K15 spec wins — Intel Core i5-8400
InnoReviews verdict
Intel Core i5-8400 wins this desktop processor face-off, 29 to 23, pulling ahead mainly in Single-core (+8) and Multi-core (+6). Intel Core i5-4670K 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 i5-4670K
- 21% higher Base clock: 3.4 GHz vs 2.8 GHz
- 14% higher iGPU clock: 1,200 MHz vs 1,050 MHz
- Has Unlocked multiplier — the other doesn't
Reasons to pick the Intel Core i5-8400
- Stronger Single-core score: 31 vs 23
- Stronger Multi-core score: 29 vs 23
- Stronger gaming score: 27 vs 23
- 100% higher Max memory: 64 GB vs 32 GB
- 83% higher Cinebench R23 (multi): 6,400 vs 3,500
- Lower launch price: $182 vs $242
General
| Spec | Intel Core i5-4670K | Intel Core i5-8400 |
|---|---|---|
| Announced | 2013 | 2017 |
| Socket | LGA1150 | LGA1151-v2 |
| Process | 22 nm | 14 nm+36% |
| Base TDP | 84 W | 65 W+23% |
| Unlocked multiplier | Yes | No |
| Cooler included | Yes | Yes |
Cores & Clocks
| Spec | Intel Core i5-4670K | Intel Core i5-8400 |
|---|---|---|
| Cores | 4 | 6+50% |
| Performance cores | 4 | 6+50% |
| Efficiency cores | 0 | 0 |
| Threads | 4 | 6+50% |
| Base clock | 3.4 GHz+21% | 2.8 GHz |
| Boost clock | 3.8 GHz | 4 GHz+5% |
| L2 cache | 1 MB | 2 MB+50% |
| L3 cache | 6 MB | 9 MB+50% |
Integrated GPU
| Spec | Intel Core i5-4670K | Intel Core i5-8400 |
|---|---|---|
| iGPU | Intel HD Graphics 4600 | Intel UHD Graphics 630 |
| iGPU clock | 1,200 MHz+14% | 1,050 MHz |
Memory
| Spec | Intel Core i5-4670K | Intel Core i5-8400 |
|---|---|---|
| Memory support | DDR3-1600 | DDR4-2666 |
| Max memory | 32 GB | 64 GB+100% |
| Memory channels | 2 | 2 |
Platform
| Spec | Intel Core i5-4670K | Intel Core i5-8400 |
|---|---|---|
| PCIe version | 3 | 3 |
| CPU PCIe lanes | 16 | 16 |
Benchmarks
| Spec | Intel Core i5-4670K | Intel Core i5-8400 |
|---|---|---|
| Geekbench 6 (single) | 1,150Top 89% | 1,370+19%Top 75% |
| Geekbench 6 (multi) | 2,950Top 95% | 4,900+66%Top 78% |
| Cinebench R23 (single) | 970Top 91% | 1,150+19%Top 75% |
| Cinebench R23 (multi) | 3,500Top 95% | 6,400+83%Top 77% |
| PassMark | 5,800Top 93% | 9,200+59%Top 80% |
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