Intel Core i5-14400 vs Intel Core i5-8400
—Single-core31.1
47.2Multi-core28.6
50.9Gamingspec-based27.2
12 spec wins — Intel Core i5-144001 spec wins — Intel Core i5-8400
InnoReviews verdict
No overall winner yet: Intel Core i5-14400 lacks the published benchmark results an Inno Score requires, so there is no Inno Score to compare — we don't rank chips on their spec sheet alone. The spec table below still shows every difference we track.
Which would you pick?
Key differences
Reasons to pick the Intel Core i5-14400
- Stronger multi-core score: 47 vs 29
- 533% higher L2 cache: 10 MB vs 2 MB
- 200% higher Max memory: 192 GB vs 64 GB
- 172% higher PassMark: 25,033 vs 9,200
- 167% higher threads: 16 vs 6
Reasons to pick the Intel Core i5-8400
- 12% higher Base clock: 2.8 GHz vs 2.5 GHz
- Lower launch price: $182 vs $221
General
| Spec | Intel Core i5-14400 | Intel Core i5-8400 |
|---|---|---|
| Announced | 2024 | 2017 |
| Socket | LGA1700 | LGA1151-v2 |
| Process | 10 nm+29% | 14 nm |
| Base TDP | 65 W | 65 W |
| Max turbo power | 148 W | — |
| Unlocked multiplier | No | No |
| Cooler included | Yes | Yes |
Cores & Clocks
| Spec | Intel Core i5-14400 | Intel Core i5-8400 |
|---|---|---|
| Cores | 10+67% | 6 |
| Performance cores | 6 | 6 |
| Efficiency cores | 4 | 0 |
| Threads | 16+167% | 6 |
| Base clock | 2.5 GHz | 2.8 GHz+12% |
| Boost clock | 4.7 GHz+18% | 4 GHz |
| L2 cache | 10 MB+533% | 2 MB |
| L3 cache | 20 MB+122% | 9 MB |
Integrated GPU
| Spec | Intel Core i5-14400 | Intel Core i5-8400 |
|---|---|---|
| iGPU | Intel UHD Graphics 730 | Intel UHD Graphics 630 |
| iGPU clock | 1,550 MHz | 1,050 MHz |
Memory
| Spec | Intel Core i5-14400 | Intel Core i5-8400 |
|---|---|---|
| Memory support | DDR5-4800 / DDR4-3200 | DDR4-2666 |
| Max memory | 192 GB+200% | 64 GB |
| Memory channels | 2 | 2 |
Platform
| Spec | Intel Core i5-14400 | Intel Core i5-8400 |
|---|---|---|
| PCIe version | 5+67% | 3 |
| CPU PCIe lanes | 20+25% | 16 |
Benchmarks
| Spec | Intel Core i5-14400 | Intel Core i5-8400 |
|---|---|---|
| Geekbench 6 (single) | — | 1,370Bottom 22% |
| Geekbench 6 (multi) | — | 4,900Bottom 20% |
| Cinebench R23 (single) | — | 1,150Bottom 23% |
| Cinebench R23 (multi) | — | 6,400Bottom 19% |
| PassMark | 25,033+172%Bottom 47% | 9,200Bottom 14% |
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