Intel Core i7-8565U vs Intel Core i5-1235U

Core i7-8565U vs Core i5-1235U specs and performance

In our benchmarks, the Core i5-1235U beats the Core i7-8565U in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Core i7-8565U in all gaming tests too.

In terms of the number of cores of each of these CPUs, the Core i5-1235U has significantly more cores than the Core i7-8565U. Indeed, the Core i5-1235U has 10 cores compared to 4 cores found in the Core i7-8565U. It also has more threads than the Core i7-8565U. With our hardware info, we find that the Core i7-8565U has a slightly higher clock speed than the Core i5-1235U. Also, the Core i7-8565U has a slightly higher turbo speed. Both these chips have an identical TDP (Thermal Design Power). This measures the amount of heat they output and can be used to estimate power consumption. The info from our database shows that the Core i5-1235U has more L2 cache than the Core i7-8565U. The Core i5-1235U 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 i7-8565U has more threads than cores. Each physical core is split into multiple threads.