Ryzen 7 5800H vs Ryzen 9 3900XT comparison
According to the hardwareDB Benchmark tool, the Ryzen 9 3900XT is faster than the Ryzen 7 5800H. Furthermore, our gaming benchmark shows that it also outperforms the Ryzen 7 5800H in all gaming tests too.
In terms of the number of cores of each of these CPUs, the Ryzen 9 3900XT has significantly more cores than the Ryzen 7 5800H. Indeed, the Ryzen 9 3900XT has 12 cores compared to 8 cores found in the Ryzen 7 5800H. It also has more threads than the Ryzen 7 5800H. With our hardware info, we find that the Ryzen 9 3900XT has a slightly higher clock speed than the Ryzen 7 5800H. Also, the Ryzen 9 3900XT has a slightly higher turbo speed. A Ryzen 7 5800H CPU outputs less heat than a Ryzen 9 3900XT CPU because of its 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 3900XT has significantly more L2 cache when compared to the Ryzen 7 5800H. The Ryzen 9 3900XT 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 7 5800H has more threads than cores. Each physical core is split into multiple threads.
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