Ryzen 7 5800X3D vs Ryzen 5 8645HS benchmarks
In our benchmarks, the Ryzen 5 8645HS 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.
In terms of the number of cores of each of these CPUs, the Ryzen 7 5800X3D has slightly more cores than the Ryzen 5 8645HS. Indeed, the Ryzen 7 5800X3D has 8 cores compared to 6 cores found in the Ryzen 5 8645HS. It also has more threads than the Ryzen 5 8645HS. These CPUs have different clock speeds. Indeed, the Ryzen 5 8645HS has a slightly higher clock speed compared to the Ryzen 7 5800X3D. Also, the Ryzen 5 8645HS has a slightly higher turbo speed. The Ryzen 5 8645HS 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. The info from our database shows that the Ryzen 5 8645HS has more L2 cache than the Ryzen 7 5800X3D. Despite this, the Ryzen 7 5800X3D has significantly more L3 cache compared to the Ryzen 5 8645HS.
The more cores a CPU has, the better the overall performance will be in parallel workloads such as multitasking. Many CPUs have more threads than cores, this means that each physical core is split into multiple logical cores, making them more efficient. Indeed, the Ryzen 7 5800X3D has more threads than cores. Each physical core is split into multiple threads.
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