Intel Core i5-1235U vs Intel Core i9-13900H

Core i5-1235U vs Core i9-13900H specs and performance

In our benchmarks, the Core i9-13900H beats the Core i5-1235U in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Core i5-1235U in all gaming tests too.

When comparing core counts for these CPUs, we notice that the Core i9-13900H has slightly more cores with 14 cores compared to the Core i5-1235U that has 10 cores. It also has more threads than the Core i5-1235U. These CPUs have different clock speeds. Indeed, the Core i9-13900H has a significantly higher clock speed compared to the Core i5-1235U. Also, the Core i9-13900H has a slightly higher turbo speed. In terms of cache, the Core i9-13900H has significantly more L2 cache when compared to the Core i5-1235U. The Core i9-13900H 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 Core i5-1235U has more threads than cores. Each physical core is split into multiple threads.