Ryzen 5 8645HS vs Ryzen 5 8640HS comparison
Our benchmark analysis concludes that the Ryzen 5 8645HS performs better than the Ryzen 5 8640HS. Furthermore, our gaming benchmark shows that it also outperforms the Ryzen 5 8640HS in all gaming tests too.
When comparing these CPUs we notice that they have the same number of cores and the same number of threads. These CPUs have different clock speeds. Indeed, the Ryzen 5 8645HS has a slightly higher clock speed compared to the Ryzen 5 8640HS. Also, the Ryzen 5 8645HS has a slightly higher turbo speed. The Ryzen 5 8640HS outputs less heat than Ryzen 5 8645HS thanks to a significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption. When comparing cache sizes, these CPUs have an identical amount of L2 cache and 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 Ryzen 5 8645HS has more threads than cores. Each physical core is split into multiple threads.
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