Intel Core i9-12900H vs Intel Core i5-1235U

Core i9-12900H vs Core i5-1235U benchmarks

Our benchmark analysis concludes that the Core i9-12900H performs better than the Core i5-1235U. 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 i9-12900H 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. Our comparison shows that the Core i9-12900H has a significantly higher clock speed compared to the Core i5-1235U. Also, the Core i9-12900H has a slightly higher turbo speed. The Core i5-1235U outputs less heat than Core i9-12900H thanks to a significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption.

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. Indeed, the Core i9-12900H has more threads than cores. Each physical core is split into multiple threads.