Intel Core i9-7940X vs Intel Core Ultra 5 135U

Core i9-7940X vs Core Ultra 5 135U benchmarks

Our benchmark analysis concludes that the Core i9-7940X performs better than the Core Ultra 5 135U. Despite this, the Core Ultra 5 135U has the advantage in our gaming benchmark.

In terms of the number of cores of each of these CPUs, the Core i9-7940X has slightly more cores than the Core Ultra 5 135U. Indeed, the Core i9-7940X has 14 cores compared to 12 cores found in the Core Ultra 5 135U. It also has more threads than the Core Ultra 5 135U. Our comparison shows that the Core i9-7940X has a significantly higher clock speed compared to the Core Ultra 5 135U. Despite this, the Core Ultra 5 135U has a slightly higher turbo speed.

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 i9-7940X has more threads than cores. Each physical core is split into multiple threads.