Intel Core i9-9880H vs Intel Core i7-1255U

Core i9-9880H vs Core i7-1255U benchmarks

Our benchmark analysis concludes that the Core i9-9880H performs better than the Core i7-1255U. Furthermore, our gaming benchmark shows that it also outperforms the Core i7-1255U in all gaming tests too.

When comparing core counts for these CPUs, we notice that the Core i7-1255U has slightly more cores with 10 cores compared to the Core i9-9880H that has 8 cores. Despite this, the Core i9-9880H has more threads than the Core i7-1255U. These CPUs have different clock speeds. Indeed, the Core i9-9880H has a slightly higher clock speed compared to the Core i7-1255U. Also, the Core i9-9880H has a slightly higher turbo speed. The Core i7-1255U outputs less heat than Core i9-9880H thanks to a significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption. In terms of cache, the Core i7-1255U has significantly more L2 cache when compared to the Core i9-9880H. Despite this, the Core i9-9880H has slightly more L3 cache compared to the Core i7-1255U.

The more cores a CPU has, the better the overall performance will be in parallel workloads such as multitasking. Many CPUs have more threads than cores, this means that each physical core is split into multiple logical cores, making them more efficient. Indeed, the Core i9-9880H has more threads than cores. Each physical core is split into multiple threads.