Ryzen 9 5900 vs Ryzen 9 8945HX benchmarks
Our benchmark analysis concludes that the Ryzen 9 5900 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.
With info from our database, we find that the Ryzen 9 8945HX has slightly more cores with 16 cores whereas the Ryzen 9 5900 has 12 cores. It also has more threads than the Ryzen 9 5900. These CPUs have different clock speeds. Indeed, the Ryzen 9 5900 has a slightly 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 Ryzen 9 5900 thanks to a slightly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption. In terms of cache, the Ryzen 9 8945HX has significantly more L2 cache when compared to the Ryzen 9 5900. 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 5900 has more threads than cores. Each physical core is split into multiple threads.
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