Core i9-9900K vs Ryzen 9 5900HX specs and performance
According to the hardwareDB Benchmark tool, the Core i9-9900K is faster than the Ryzen 9 5900HX. Furthermore, our gaming benchmark shows that it also outperforms the Ryzen 9 5900HX in all gaming tests too.
Info from our database shows that they both have the same core count and the same number of threads. These CPUs have different clock speeds. Indeed, the Core i9-9900K has a slightly higher clock speed compared to the Ryzen 9 5900HX. Also, the Core i9-9900K has a slightly higher turbo speed. The Ryzen 9 5900HX outputs less heat than Core i9-9900K thanks to a significantly 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 5900HX has significantly more L2 cache than the Core i9-9900K. However, both these chips have the same amount of 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 Core i9-9900K has more threads than cores. Each physical core is split into multiple threads.
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