Intel Core i7-7660U vs Intel Core i7-920

Core i7-7660U vs Core i7-920 benchmarks

In our benchmarks, the Core i7-920 beats the Core i7-7660U in overall performance. Despite this, the Core i7-7660U has the advantage in our gaming benchmark.

With info from our database, we find that the Core i7-920 has significantly more cores with 4 cores whereas the Core i7-7660U has 2 cores. It also has more threads than the Core i7-7660U. With our hardware info, we find that the Core i7-920 has a slightly higher clock speed than the Core i7-7660U. Despite this, the Core i7-7660U has a slightly higher turbo speed. A Core i7-7660U CPU outputs less heat than a Core i7-920 CPU because of its significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption.

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 i7-7660U has more threads than cores. Each physical core is split into multiple threads.