AMD Ryzen 5 8400F vs AMD Ryzen 9 PRO 9965X3D
46.4Multi-core91.9
45.5Gamingspec-based93.8
3 spec wins — AMD Ryzen 5 8400F12 spec wins — AMD Ryzen 9 PRO 9965X3D
InnoReviews verdict
No overall winner yet: AMD Ryzen 5 8400F and AMD Ryzen 9 PRO 9965X3D lack 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
- 62% lower Base TDP: 65 W vs 170 W
- Has Unlocked multiplier — the other doesn't
- Has Cooler included — the other doesn't
Reasons to pick the AMD Ryzen 9 PRO 9965X3D
- Stronger multi-core score: 92 vs 46
- 700% higher L3 cache: 128 MB vs 16 MB
- 167% higher cores: 16 vs 6
- 167% higher Performance cores: 16 vs 6
- 167% higher threads: 32 vs 12
General
| Spec | AMD Ryzen 5 8400F | AMD Ryzen 9 PRO 9965X3D |
|---|---|---|
| Announced | 2024 | 2026 |
| Socket | AM5 | AM5 |
| Process | 4 nm | 4 nm |
| Base TDP | 65 W+62% | 170 W |
| Max turbo power | 88 W | 200 W+127% |
| Unlocked multiplier | Yes | No |
| Cooler included | Yes | No |
Cores & Clocks
| Spec | AMD Ryzen 5 8400F | AMD Ryzen 9 PRO 9965X3D |
|---|---|---|
| Cores | 6 | 16+167% |
| Performance cores | 6 | 16+167% |
| Efficiency cores | 0 | 0 |
| Threads | 12 | 32+167% |
| Base clock | 4.2 GHz | 4.3 GHz+2% |
| Boost clock | 4.7 GHz | 5.5 GHz+17% |
| L2 cache | 6 MB | 16 MB+167% |
| L3 cache | 16 MB | 128 MB+700% |
Integrated GPU
| Spec | AMD Ryzen 5 8400F | AMD Ryzen 9 PRO 9965X3D |
|---|---|---|
| iGPU | — | AMD Radeon Graphics (2 CU RDNA 2) |
| iGPU clock | — | 2,200 MHz |
Memory
| Spec | AMD Ryzen 5 8400F | AMD Ryzen 9 PRO 9965X3D |
|---|---|---|
| Memory support | DDR5-5200 | DDR5-5600 |
| Max memory | 256 GB | 256 GB |
| Memory channels | 2 | 2 |
Platform
| Spec | AMD Ryzen 5 8400F | AMD Ryzen 9 PRO 9965X3D |
|---|---|---|
| PCIe version | 4 | 5+25% |
| CPU PCIe lanes | 20 | 24+20% |
Benchmarks
| Spec | AMD Ryzen 5 8400F | AMD Ryzen 9 PRO 9965X3D |
|---|---|---|
| PassMark | 24,372Bottom 45% | 60,597+149%Top 8% |
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