Intel Core i5-9400F vs Intel Core i3-1215U

Core i5-9400F vs Core i3-1215U benchmarks

In our benchmarks, the Core i3-1215U beats the Core i5-9400F in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Core i5-9400F in all gaming tests too.

Our spec comparison shows that they have an identical amount of cores but the Core i3-1215U has more threads. With our hardware info, we find that the Core i5-9400F has a significantly higher clock speed than the Core i3-1215U. Despite this, the Core i3-1215U has a slightly higher turbo speed. The Core i3-1215U outputs less heat than Core i5-9400F 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 Core i3-1215U has more L2 cache than the Core i5-9400F. The Core i3-1215U also has slightly more L3 cache.

Modern CPUs generally have more logical cores than physical cores, this means that each core is split into multiple virtual cores, improving efficiency for parallel workloads. For instance, the Core i5-9400F has the same number of threads as cores. This means the the CPU does not support hyperthreading.