Ryzen 9 7945HX3D vs Ryzen 9 9900X3D benchmarks
In our benchmarks, the Ryzen 9 9900X3D beats the Ryzen 9 7945HX3D in overall performance. 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 9900X3D. Indeed, the Ryzen 9 7945HX3D has 16 cores compared to 12 cores found in the Ryzen 9 9900X3D. It also has more threads than the Ryzen 9 9900X3D. With our hardware info, we find that the Ryzen 9 9900X3D has a significantly higher clock speed than the Ryzen 9 7945HX3D. Also, the Ryzen 9 9900X3D has a slightly higher turbo speed. A Ryzen 9 7945HX3D CPU outputs less heat than a Ryzen 9 9900X3D CPU because of its significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption. The cache sizes of these CPUs are different. Indeed, the Ryzen 9 7945HX3D has slightly more L2 cache than the Ryzen 9 9900X3D. 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 7945HX3D has more threads than cores. Each physical core is split into multiple threads.
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