AMD Ryzen 9 3950X vs Intel Core i9-9900K

Ryzen 9 3950X vs Core i9-9900K benchmarks

Our benchmark analysis concludes that the Ryzen 9 3950X performs better than the Core i9-9900K. Despite this, the Core i9-9900K has the advantage in our gaming benchmark.

In terms of the number of cores of each of these CPUs, the Ryzen 9 3950X has significantly more cores than the Core i9-9900K. Indeed, the Ryzen 9 3950X has 16 cores compared to 8 cores found in the Core i9-9900K. It also has more threads than the Core i9-9900K. These CPUs have different clock speeds. Indeed, the Core i9-9900K has a slightly higher clock speed compared to the Ryzen 9 3950X. Also, the Core i9-9900K has a slightly higher turbo speed. The Core i9-9900K outputs less heat than Ryzen 9 3950X thanks to a 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 3950X has significantly more L2 cache when compared to the Core i9-9900K. The Ryzen 9 3950X also has significantly more L3 cache.

Modern CPUs generally have more logical cores than physical cores, this means that each core is split into multiple virtual cores, improving efficiency for parallel workloads. Indeed, the Ryzen 9 3950X has more threads than cores. Each physical core is split into multiple threads.