Ryzen 9 7900X vs Ryzen 9 8945HX benchmarks
Our benchmark analysis concludes that the Ryzen 9 7900X performs better than the Ryzen 9 8945HX. Furthermore, our gaming benchmark shows that it also outperforms the Ryzen 9 8945HX in all gaming tests too.
In terms of the number of cores of each of these CPUs, the Ryzen 9 8945HX has slightly more cores than the Ryzen 9 7900X. Indeed, the Ryzen 9 8945HX has 16 cores compared to 12 cores found in the Ryzen 9 7900X. It also has more threads than the Ryzen 9 7900X. With our hardware info, we find that the Ryzen 9 7900X has a significantly higher clock speed than the Ryzen 9 8945HX. Also, the Ryzen 9 7900X has a slightly higher turbo speed. The Ryzen 9 8945HX outputs less heat than Ryzen 9 7900X thanks to a significantly 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 9 8945HX has more L2 cache than the Ryzen 9 7900X. 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 7900X has more threads than cores. Each physical core is split into multiple threads.
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