Intel Core i9-12900K
Intel Mid-range
Intel Alder Lake desktop processor released in 2021 — 16 cores, 24 threads, boosting to 5.2 GHz on socket LGA1700.
Gaming index
78 / 100
Cores / Threads
16 / 24
Max boost
5.2 GHz
L3 cache
30 MB
Faster in games than 58% of the 66 CPUs we track
i9-12900K specifications
| Family | Alder Lake |
|---|---|
| Socket | LGA1700 |
| Release year | 2021 |
| Cores | 16 (8P + 8E) |
| Threads | 24 |
| Base clock | 3.2 GHz |
| Max boost clock | 5.2 GHz |
| L3 cache | 30 MB |
| TDP (base) | 125 W |
| Integrated graphics | UHD 770 |
| Launch MSRP | $589 |
| Est. gaming index | 78 / 100 |
| Est. multi-core index | 63 / 100 |
| Est. single-core index | 85 / 100 |
Compare the i9-12900K
Head-to-head against the closest competitors:
- i9-12900K vs Ryzen 7 5800X3D
- i9-12900K vs Ryzen 5 7500F
- i9-12900K vs Ryzen 7 8700G
- i9-12900K vs Ultra 5 245K
- i9-12900K vs i7-12700K
- i9-12900K vs Ryzen 5 7600
- i9-12900K vs i5-14400
- i9-12900K vs i5-13600K
- i9-12900K vs Ryzen 7 7700
- i9-12900K vs Ryzen 5 7600X
Specifications from manufacturer reference data. Performance indexes are estimates based on publicly available benchmarks; real-world results vary by workload and configuration.