Ryzen 9 6900HS vs Ryzen 5 8645HS benchmarks
In our benchmarks, the Ryzen 5 8645HS beats the Ryzen 9 6900HS in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Ryzen 9 6900HS in all gaming tests too.
With info from our database, we find that the Ryzen 9 6900HS has slightly more cores with 8 cores whereas the Ryzen 5 8645HS has 6 cores. It also has more threads than the Ryzen 5 8645HS. With our hardware info, we find that the Ryzen 5 8645HS has a slightly higher clock speed than the Ryzen 9 6900HS. Also, the Ryzen 5 8645HS has a slightly higher turbo speed. A Ryzen 9 6900HS CPU outputs less heat than a Ryzen 5 8645HS CPU because of its slightly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption. The info from our database shows that the Ryzen 5 8645HS has more L2 cache than the Ryzen 9 6900HS. 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 Ryzen 9 6900HS has more threads than cores. Each physical core is split into multiple threads.
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