AMD Ryzen 9 5900X vs Intel Core i9-10900K

Ryzen 9 5900X vs Core i9-10900K specs and performance

In our benchmarks, the Ryzen 9 5900X beats the Core i9-10900K in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Core i9-10900K in all gaming tests too.

In terms of the number of cores of each of these CPUs, the Ryzen 9 5900X has slightly more cores than the Core i9-10900K. Indeed, the Ryzen 9 5900X has 12 cores compared to 10 cores found in the Core i9-10900K. It also has more threads than the Core i9-10900K. According to our data, the Ryzen 9 5900X and Core i9-10900K have the same clock speed. Despite this, the Core i9-10900K has a slightly higher turbo speed. A Ryzen 9 5900X CPU outputs less heat than a Core i9-10900K CPU because of its slightly 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 5900X has significantly more L2 cache when compared to the Core i9-10900K. The Ryzen 9 5900X 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 5900X has more threads than cores. Each physical core is split into multiple threads.