Ryzen 9 3900XT vs Ryzen 9 7940HS specs and performance
In our benchmarks, the Ryzen 9 7940HS beats the Ryzen 9 3900XT in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Ryzen 9 3900XT in all gaming tests too.
When comparing core counts for these CPUs, we notice that the Ryzen 9 3900XT has significantly more cores with 12 cores compared to the Ryzen 9 7940HS that has 8 cores. It also has more threads than the Ryzen 9 7940HS. These CPUs have different clock speeds. Indeed, the Ryzen 9 7940HS has a slightly higher clock speed compared to the Ryzen 9 3900XT. Also, the Ryzen 9 7940HS has a slightly higher turbo speed. The Ryzen 9 7940HS outputs less heat than Ryzen 9 3900XT 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 7940HS has slightly more L2 cache when compared to the Ryzen 9 3900XT. Despite this, the Ryzen 9 3900XT has significantly more L3 cache compared to the Ryzen 9 7940HS.
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 9 3900XT has more threads than cores. Each physical core is split into multiple threads.
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