AMD Ryzen 9 3900 vs Intel Core i5-14400F
43.1Single-core64.4
50.6Multi-core48.5
76.5Gamingspec-based50.9
7 spec wins — AMD Ryzen 9 39005 spec wins — Intel Core i5-14400F
InnoReviews verdict
This one is close to a dead heat: AMD Ryzen 9 3900 scores 54.8 against 53.9 for Intel Core i5-14400F. Pick by the categories that matter to you — AMD Ryzen 9 3900 edges ahead in multi-core, or by price.
Which would you pick?
Key differences
Reasons to pick the AMD Ryzen 9 3900
- 220% higher L3 cache: 64 MB vs 20 MB
- 50% higher threads: 24 vs 16
- 30% lower process: 7 nm vs 10 nm
- 24% higher Base clock: 3.1 GHz vs 2.5 GHz
- 20% higher cores: 12 vs 10
Reasons to pick the Intel Core i5-14400F
- Stronger single-core score: 64 vs 43
- 58% higher L2 cache: 10 MB vs 6 MB
- 42% higher PassMark (single thread): 3,700 vs 2,605
- 25% higher PCIe version: 5 vs 4
General
| Spec | AMD Ryzen 9 3900 | Intel Core i5-14400F |
|---|---|---|
| Announced | 2019 | 2024 |
| Socket | AM4 | LGA1700 |
| Process | 7 nm+30% | 10 nm |
| Base TDP | 65 W | 65 W |
| Max turbo power | — | 148 W |
| Unlocked multiplier | Yes | No |
| Cooler included | — | Yes |
Cores & Clocks
| Spec | AMD Ryzen 9 3900 | Intel Core i5-14400F |
|---|---|---|
| Cores | 12+20% | 10 |
| Performance cores | — | 6 |
| Efficiency cores | — | 4 |
| Threads | 24+50% | 16 |
| Base clock | 3.1 GHz+24% | 2.5 GHz |
| Boost clock | 4.3 GHz | 4.7 GHz+9% |
| L2 cache | 6 MB | 10 MB+58% |
| L3 cache | 64 MB+220% | 20 MB |
Memory
| Spec | AMD Ryzen 9 3900 | Intel Core i5-14400F |
|---|---|---|
| Memory support | DDR4-3200 | DDR5-4800 / DDR4-3200 |
| Max memory | — | 192 GB |
| Memory channels | 2 | 2 |
Platform
| Spec | AMD Ryzen 9 3900 | Intel Core i5-14400F |
|---|---|---|
| PCIe version | 4 | 5+25% |
| CPU PCIe lanes | — | 20 |
Benchmarks
| Spec | AMD Ryzen 9 3900 | Intel Core i5-14400F |
|---|---|---|
| Geekbench 6 (single) | 1,735Bottom 43% | — |
| Geekbench 6 (multi) | 9,504Bottom 50% | — |
| Cinebench R23 (single) | — | 1,794Top 42% |
| Cinebench R23 (multi) | — | 15,858Top 45% |
| PassMark | 30,545+20%Top 35% | 25,421Top 43% |
| PassMark (single thread) | 2,605Bottom 24% | 3,700+42%Top 39% |
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