Ryzen 9 5900X vs Core i9-11900K specs and performance
Our benchmark analysis concludes that the Ryzen 9 5900X performs better than the Core i9-11900K. Despite this, the Core i9-11900K has the advantage in our gaming benchmark.
With info from our database, we find that the Ryzen 9 5900X has significantly more cores with 12 cores whereas the Core i9-11900K has 8 cores. It also has more threads than the Core i9-11900K. These CPUs have different clock speeds. Indeed, the Ryzen 9 5900X has a slightly higher clock speed compared to the Core i9-11900K. Despite this, the Core i9-11900K has a slightly higher turbo speed. A Ryzen 9 5900X CPU outputs less heat than a Core i9-11900K CPU because of its slightly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption. The cache sizes of these CPUs are different. Indeed, the Ryzen 9 5900X has significantly more L2 cache than the Core i9-11900K. The Ryzen 9 5900X also has significantly more L3 cache.
The more cores a CPU has, the better the overall performance will be in parallel workloads such as multitasking. Many CPUs have more threads than cores, this means that each physical core is split into multiple logical cores, making them more efficient. Indeed, the Ryzen 9 5900X has more threads than cores. Each physical core is split into multiple threads.
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