Ryzen 7 5800X3D vs Ryzen 9 7945HX comparison
In our benchmarks, the Ryzen 9 7945HX beats the Ryzen 7 5800X3D in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Ryzen 7 5800X3D in all gaming tests too.
With info from our database, we find that the Ryzen 9 7945HX has significantly more cores with 16 cores whereas the Ryzen 7 5800X3D has 8 cores. It also has more threads than the Ryzen 7 5800X3D. With our hardware info, we find that the Ryzen 7 5800X3D has a slightly higher clock speed than the Ryzen 9 7945HX. Despite this, the Ryzen 9 7945HX has a slightly higher turbo speed. The Ryzen 9 7945HX outputs less heat than Ryzen 7 5800X3D thanks to a significantly 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 7945HX has significantly more L2 cache when compared to the Ryzen 7 5800X3D. Despite this, the Ryzen 7 5800X3D has significantly more L3 cache compared to the Ryzen 9 7945HX.
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 7 5800X3D has more threads than cores. Each physical core is split into multiple threads.
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