AMD Ryzen 5 8400F vs Intel Core i9-12900K
—Single-core72.2
46.4Multi-core70.4
45.5Gamingspec-based63.8
6 spec wins — AMD Ryzen 5 8400F10 spec wins — Intel Core i9-12900K
InnoReviews verdict
No overall winner yet: AMD Ryzen 5 8400F 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 5 8400F
- 100% higher Max memory: 256 GB vs 128 GB
- 60% lower process: 4 nm vs 10 nm
- 48% lower Base TDP: 65 W vs 125 W
- 31% higher Base clock: 4.2 GHz vs 3.2 GHz
- Has Cooler included — the other doesn't
- Lower launch price: $170 vs $648
Reasons to pick the Intel Core i9-12900K
- Stronger multi-core score: 70 vs 46
- 174% higher Max turbo power: 241 W vs 88 W
- 167% higher cores: 16 vs 6
- 133% higher L2 cache: 14 MB vs 6 MB
- 100% higher threads: 24 vs 12
General
| Spec | AMD Ryzen 5 8400F | Intel Core i9-12900K |
|---|---|---|
| Announced | 2024 | 2021 |
| Socket | AM5 | LGA1700 |
| Process | 4 nm+60% | 10 nm |
| Base TDP | 65 W+48% | 125 W |
| Max turbo power | 88 W | 241 W+174% |
| Unlocked multiplier | Yes | Yes |
| Cooler included | Yes | No |
Cores & Clocks
| Spec | AMD Ryzen 5 8400F | Intel Core i9-12900K |
|---|---|---|
| Cores | 6 | 16+167% |
| Performance cores | 6 | 8+33% |
| Efficiency cores | 0 | 8 |
| Threads | 12 | 24+100% |
| Base clock | 4.2 GHz+31% | 3.2 GHz |
| Boost clock | 4.7 GHz | 5.2 GHz+11% |
| L2 cache | 6 MB | 14 MB+133% |
| L3 cache | 16 MB | 30 MB+88% |
Integrated GPU
| Spec | AMD Ryzen 5 8400F | Intel Core i9-12900K |
|---|---|---|
| iGPU | — | Intel UHD Graphics 770 |
| iGPU clock | — | 1,550 MHz |
Memory
| Spec | AMD Ryzen 5 8400F | Intel Core i9-12900K |
|---|---|---|
| Memory support | DDR5-5200 | DDR5-4800 / DDR4-3200 |
| Max memory | 256 GB+100% | 128 GB |
| Memory channels | 2 | 2 |
Platform
| Spec | AMD Ryzen 5 8400F | Intel Core i9-12900K |
|---|---|---|
| PCIe version | 4 | 5+25% |
| CPU PCIe lanes | 20 | 20 |
Benchmarks
| Spec | AMD Ryzen 5 8400F | Intel Core i9-12900K |
|---|---|---|
| Geekbench 6 (single) | — | 2,715Top 32% |
| Geekbench 6 (multi) | — | 17,450Top 24% |
| Cinebench R23 (single) | — | 1,903Top 30% |
| Cinebench R23 (multi) | — | 26,229Top 19% |
| PassMark | 24,372Bottom 45% | 41,103+69%Top 24% |
Related comparisons
AMD Ryzen 5 8400Fvs AMD Ryzen 5 8600GVSAMD Ryzen 5 8400Fvs AMD Ryzen 5 5500VSAMD Ryzen 5 8400Fvs AMD Ryzen 5 5600GVSAMD Ryzen 5 8400Fvs Intel Core i5-12400VSIntel Core i9-12900Kvs AMD Ryzen 7 7800X3DVSIntel Core i9-12900Kvs AMD Ryzen 9 5950XVSIntel Core i9-12900Kvs Intel Core i5-14600KVSIntel Core i9-12900Kvs AMD Ryzen 7 9700XVS