Intel Core Ultra 5 125H vs Intel Core Ultra 7 155U

Core Ultra 5 125H vs Core Ultra 7 155U comparison

In our benchmarks, the Core Ultra 5 125H beats the Core Ultra 7 155U in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Core Ultra 7 155U in all gaming tests too.

When comparing core counts for these CPUs, we notice that the Core Ultra 5 125H has slightly more cores with 14 cores compared to the Core Ultra 7 155U that has 12 cores. It also has more threads than the Core Ultra 7 155U. These CPUs have different clock speeds. Indeed, the Core Ultra 5 125H has a significantly higher clock speed compared to the Core Ultra 7 155U. Despite this, the Core Ultra 7 155U has a slightly higher turbo speed. The cache sizes of these CPUs are different. Indeed, the Core Ultra 5 125H has slightly more L2 cache than the Core Ultra 7 155U. The Core Ultra 5 125H 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 Ultra 5 125H has more threads than cores. Each physical core is split into multiple threads.