Core i9-9900K vs Ryzen 5 8640HS benchmarks
Our benchmark analysis concludes that the Core i9-9900K performs better than the Ryzen 5 8640HS. Despite this, the Ryzen 5 8640HS has the advantage in our gaming benchmark.
With info from our database, we find that the Core i9-9900K has slightly more cores with 8 cores whereas the Ryzen 5 8640HS has 6 cores. It also has more threads than the Ryzen 5 8640HS. These CPUs have different clock speeds. Indeed, the Core i9-9900K has a slightly higher clock speed compared to the Ryzen 5 8640HS. Also, the Core i9-9900K has a slightly higher turbo speed. The Ryzen 5 8640HS 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. In terms of cache, the Ryzen 5 8640HS has significantly more L2 cache when compared to 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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