Intel Xeon E5-2665 vs Intel Core Ultra 5 135U

Xeon E5-2665 vs Core Ultra 5 135U specs and performance

Our benchmark analysis concludes that the Core Ultra 5 135U performs better than the Xeon E5-2665. Furthermore, our gaming benchmark shows that it also outperforms the Xeon E5-2665 in all gaming tests too.

In terms of the number of cores of each of these CPUs, the Core Ultra 5 135U has significantly more cores than the Xeon E5-2665. Indeed, the Core Ultra 5 135U has 12 cores compared to 8 cores found in the Xeon E5-2665. Despite this, the Xeon E5-2665 has more threads than the Core Ultra 5 135U. Our comparison shows that the Xeon E5-2665 has a slightly higher clock speed compared to the Core Ultra 5 135U. Despite this, the Core Ultra 5 135U has a slightly higher turbo speed.

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 Xeon E5-2665 has more threads than cores. Each physical core is split into multiple threads.