How do you test a cpus gaming performance at 1080p?
that cpu test looks like a high end gpu tested on the stock speed of the cpus.
a 2500k doesn't kill anything if both run a good gpu on a high resolution.
Maybe if your resolution is 720p then the 2500k will show its muscle. But on 1080p that's the gpu doing the work. All the cpu need to do is keep up