Ryzen 7 4800H vs Ryzen 9 7945HX benchmarks
According to the hardwareDB Benchmark tool, the Ryzen 9 7945HX is faster than the Ryzen 7 4800H. Furthermore, our gaming benchmark shows that it also outperforms the Ryzen 7 4800H in all gaming tests too.
When comparing core counts for these CPUs, we notice that the Ryzen 9 7945HX has significantly more cores with 16 cores compared to the Ryzen 7 4800H that has 8 cores. It also has more threads than the Ryzen 7 4800H. Our comparison shows that the Ryzen 7 4800H has a slightly higher clock speed compared to the Ryzen 9 7945HX. Despite this, the Ryzen 9 7945HX has a slightly higher turbo speed. A Ryzen 7 4800H CPU outputs less heat than a Ryzen 9 7945HX CPU because of its slightly 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 7945HX has significantly more L2 cache when compared to the Ryzen 7 4800H. The Ryzen 9 7945HX 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 4800H has more threads than cores. Each physical core is split into multiple threads.
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