Intel Core i5-5257U vs Intel Core i7-975

Core i5-5257U vs Core i7-975 comparison

According to the hardwareDB Benchmark tool, the Core i7-975 is faster than the Core i5-5257U. Furthermore, our gaming benchmark shows that it also outperforms the Core i5-5257U in all gaming tests too.

In terms of the number of cores of each of these CPUs, the Core i7-975 has significantly more cores than the Core i5-5257U. Indeed, the Core i7-975 has 4 cores compared to 2 cores found in the Core i5-5257U. It also has more threads than the Core i5-5257U. Our comparison shows that the Core i7-975 has a slightly higher clock speed compared to the Core i5-5257U. Also, the Core i7-975 has a slightly higher turbo speed. A Core i5-5257U CPU outputs less heat than a Core i7-975 CPU because of its 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 i5-5257U has more threads than cores. Each physical core is split into multiple threads.