AMD Ryzen 9 5900X vs Intel Core i5-10400
54.4Single-core30.4
62.1Multi-core32.2
79.6Gaming36
17 spec wins — AMD Ryzen 9 5900X2 spec wins — Intel Core i5-10400
InnoReviews verdict
AMD Ryzen 9 5900X wins this desktop processor face-off, 64.1 to 32.6, pulling ahead mainly in gaming (+44) and Multi-core (+30). Intel Core i5-10400 still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the AMD Ryzen 9 5900X
- Stronger Single-core score: 54 vs 30
- Stronger Multi-core score: 62 vs 32
- Stronger gaming score: 80 vs 36
- 433% higher L3 cache: 64 MB vs 12 MB
- 300% higher L2 cache: 6 MB vs 2 MB
Reasons to pick the Intel Core i5-10400
- 38% lower Base TDP: 65 W vs 105 W
- Has Cooler included — the other doesn't
- Lower launch price: $182 vs $549
General
| Spec | AMD Ryzen 9 5900X | Intel Core i5-10400 |
|---|---|---|
| Announced | 2020 | 2020 |
| Socket | AM4 | LGA1200 |
| Process | 7 nm+50% | 14 nm |
| Base TDP | 105 W | 65 W+38% |
| Max turbo power | 142 W+6% | 134 W |
| Unlocked multiplier | Yes | No |
| Cooler included | No | Yes |
Cores & Clocks
| Spec | AMD Ryzen 9 5900X | Intel Core i5-10400 |
|---|---|---|
| Cores | 12+100% | 6 |
| Performance cores | 12+100% | 6 |
| Efficiency cores | 0 | 0 |
| Threads | 24+100% | 12 |
| Base clock | 3.7 GHz+28% | 2.9 GHz |
| Boost clock | 4.8 GHz+12% | 4.3 GHz |
| L2 cache | 6 MB+300% | 2 MB |
| L3 cache | 64 MB+433% | 12 MB |
Integrated GPU
| Spec | AMD Ryzen 9 5900X | Intel Core i5-10400 |
|---|---|---|
| iGPU | — | Intel UHD Graphics 630 |
| iGPU clock | — | 1,100 MHz |
Memory
| Spec | AMD Ryzen 9 5900X | Intel Core i5-10400 |
|---|---|---|
| Memory support | DDR4-3200 | DDR4-2666 |
| Max memory | 128 GB | 128 GB |
| Memory channels | 2 | 2 |
Platform
| Spec | AMD Ryzen 9 5900X | Intel Core i5-10400 |
|---|---|---|
| PCIe version | 4+33% | 3 |
| CPU PCIe lanes | 24+50% | 16 |
Benchmarks
| Spec | AMD Ryzen 9 5900X | Intel Core i5-10400 |
|---|---|---|
| Geekbench 6 (single) | 2,100+51%Top 32% | 1,390Top 73% |
| Geekbench 6 (multi) | 13,500+133%Top 24% | 5,800Top 70% |
| Cinebench R23 (single) | 1,600+45%Top 39% | 1,100Top 80% |
| Cinebench R23 (multi) | 21,700+171%Top 20% | 8,000Top 71% |
| PassMark | 39,000+210%Top 16% | 12,600Top 73% |
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