Intel Core i9-10900K vs AMD Ryzen 9 8945HX

Core i9-10900K vs Ryzen 9 8945HX benchmarks

According to the hardwareDB Benchmark tool, the Ryzen 9 8945HX is faster than the Core i9-10900K. Despite this, the Core i9-10900K has the advantage in our gaming benchmark.

When comparing core counts for these CPUs, we notice that the Ryzen 9 8945HX has significantly more cores with 16 cores compared to the Core i9-10900K that has 10 cores. It also has more threads than the Core i9-10900K. These CPUs have different clock speeds. Indeed, the Core i9-10900K has a significantly higher clock speed compared to the Ryzen 9 8945HX. Despite this, the Ryzen 9 8945HX has a slightly higher turbo speed. The Ryzen 9 8945HX outputs less heat than Core i9-10900K 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 8945HX has significantly more L2 cache than the Core i9-10900K. The Ryzen 9 8945HX 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 Core i9-10900K has more threads than cores. Each physical core is split into multiple threads.