Ryzen 9 3900X vs Core i5-13400F benchmarks
Our benchmark analysis concludes that the Core i5-13400F performs better than the Ryzen 9 3900X. Furthermore, our gaming benchmark shows that it also outperforms the Ryzen 9 3900X in all gaming tests too.
When comparing core counts for these CPUs, we notice that the Ryzen 9 3900X has slightly more cores with 12 cores compared to the Core i5-13400F that has 10 cores. It also has more threads than the Core i5-13400F. Our comparison shows that the Ryzen 9 3900X has a significantly higher clock speed compared to the Core i5-13400F. In addition, both chips have the same turbo speed. The cache sizes of these CPUs are different. Indeed, the Ryzen 9 3900X has significantly more L2 cache than the Core i5-13400F. The Ryzen 9 3900X also has significantly more L3 cache.
Most CPUs have more threads than cores. This technology, colloquially called hyperthreading, improves performance by splitting a core into multiple virtual ones. This provides more efficient utilisation of a core. Indeed, the Ryzen 9 3900X has more threads than cores. Each physical core is split into multiple threads.
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