Intel Core i5-8400H vs AMD Ryzen 5 PRO 3400G

Core i5-8400H vs Ryzen 5 PRO 3400G benchmarks

In our benchmarks, the Ryzen 5 PRO 3400G beats the Core i5-8400H in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Core i5-8400H in all gaming tests too.

When comparing these CPUs we notice that they have the same number of cores and the same number of threads. With our hardware info, we find that the Ryzen 5 PRO 3400G has a significantly higher clock speed than the Core i5-8400H. Furthermore, both these CPUs have identical turbo speeds. A Core i5-8400H CPU outputs less heat than a Ryzen 5 PRO 3400G CPU because of its 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 PRO 3400G has more L2 cache than the Core i5-8400H. Despite this, the Core i5-8400H has significantly more L3 cache compared to the Ryzen 5 PRO 3400G.

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 Core i5-8400H has more threads than cores. Each physical core is split into multiple threads.