AMD Ryzen 7 5800XT vs Intel Core i5-8400
—Single-core31.1
51Multi-core28.6
62.8Gamingspec-based27.2
13 spec wins — AMD Ryzen 7 5800XT1 spec wins — Intel Core i5-8400
InnoReviews verdict
No overall winner yet: AMD Ryzen 7 5800XT 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 AMD Ryzen 7 5800XT
- Stronger multi-core score: 51 vs 29
- 256% higher L3 cache: 32 MB vs 9 MB
- 205% higher PassMark: 28,022 vs 9,200
- 167% higher threads: 16 vs 6
- 167% higher L2 cache: 4 MB vs 2 MB
Reasons to pick the Intel Core i5-8400
- 38% lower Base TDP: 65 W vs 105 W
General
| Spec | AMD Ryzen 7 5800XT | Intel Core i5-8400 |
|---|---|---|
| Announced | 2024 | 2017 |
| Socket | AM4 | LGA1151-v2 |
| Process | 7 nm+50% | 14 nm |
| Base TDP | 105 W | 65 W+38% |
| Unlocked multiplier | Yes | No |
| Cooler included | Yes | Yes |
Cores & Clocks
| Spec | AMD Ryzen 7 5800XT | Intel Core i5-8400 |
|---|---|---|
| Cores | 8+33% | 6 |
| Performance cores | — | 6 |
| Efficiency cores | — | 0 |
| Threads | 16+167% | 6 |
| Base clock | 3.8 GHz+36% | 2.8 GHz |
| Boost clock | 4.8 GHz+20% | 4 GHz |
| L2 cache | 4 MB+167% | 2 MB |
| L3 cache | 32 MB+256% | 9 MB |
Integrated GPU
| Spec | AMD Ryzen 7 5800XT | Intel Core i5-8400 |
|---|---|---|
| iGPU | — | Intel UHD Graphics 630 |
| iGPU clock | — | 1,050 MHz |
Memory
| Spec | AMD Ryzen 7 5800XT | Intel Core i5-8400 |
|---|---|---|
| Memory support | DDR4-3200 | DDR4-2666 |
| Max memory | 128 GB+100% | 64 GB |
| Memory channels | 2 | 2 |
Platform
| Spec | AMD Ryzen 7 5800XT | Intel Core i5-8400 |
|---|---|---|
| PCIe version | 4+33% | 3 |
| CPU PCIe lanes | 20+25% | 16 |
Benchmarks
| Spec | AMD Ryzen 7 5800XT | 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 | 28,022+205%Top 46% | 9,200Bottom 14% |
Related comparisons
AMD Ryzen 7 5800XTvs AMD Ryzen 7 7700XVSAMD Ryzen 7 5800XTvs AMD Ryzen 7 5800XVSAMD Ryzen 7 5800XTvs AMD Ryzen 7 9700XVSAMD Ryzen 7 5800XTvs AMD Ryzen 7 7700VSIntel Core i5-8400vs Intel Core i7-5820KVSIntel Core i5-8400vs Intel Core i3-10100FVSIntel Core i5-8400vs Intel Core i5-9400FVSIntel Core i5-8400vs Intel Core i7-5930KVS