AMD Ryzen 9 3900X vs Intel Core i5-8265U

Ryzen 9 3900X vs Core i5-8265U benchmarks

Our benchmark analysis concludes that the Ryzen 9 3900X performs better than the Core i5-8265U. Furthermore, our gaming benchmark shows that it also outperforms the Core i5-8265U in all gaming tests too.

With info from our database, we find that the Ryzen 9 3900X has significantly more cores with 12 cores whereas the Core i5-8265U has 4 cores. It also has more threads than the Core i5-8265U. With our hardware info, we find that the Ryzen 9 3900X has a significantly higher clock speed than the Core i5-8265U. Also, the Ryzen 9 3900X has a slightly higher turbo speed. The Core i5-8265U outputs less heat than Ryzen 9 3900X thanks to a significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption. In terms of cache, the Ryzen 9 3900X has significantly more L2 cache when compared to the Core i5-8265U. 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.