Ryzen 9 7900X3D vs Ryzen 9 7945HX3D benchmarks
Our benchmark analysis concludes that the Ryzen 9 7900X3D performs better than the Ryzen 9 7945HX3D. Furthermore, our gaming benchmark shows that it also outperforms the Ryzen 9 7945HX3D in all gaming tests too.
In terms of the number of cores of each of these CPUs, the Ryzen 9 7945HX3D has slightly more cores than the Ryzen 9 7900X3D. Indeed, the Ryzen 9 7945HX3D has 16 cores compared to 12 cores found in the Ryzen 9 7900X3D. It also has more threads than the Ryzen 9 7900X3D. With our hardware info, we find that the Ryzen 9 7900X3D has a significantly higher clock speed than the Ryzen 9 7945HX3D. Also, the Ryzen 9 7900X3D has a slightly higher turbo speed. The Ryzen 9 7945HX3D outputs less heat than Ryzen 9 7900X3D 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 7945HX3D has more L2 cache than the Ryzen 9 7900X3D. The Ryzen 9 7945HX3D also has significantly more 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 7900X3D has more threads than cores. Each physical core is split into multiple threads.
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