The i7-5960 can be overclocked to 3.5Ghz, although it can probably go a little higher under proper water cooling. The i7-4960X on the other hand can be pushed up to 4.5Ghz and still be stable. Of course this isn't the only measure of how the CPU performs, as the i7-5960X has 2 more cores than the i7-4960X, but it is still an important factor. The main differences between the two CPUs are probably not recognisable in every day use, and will only show their true differences while performing specific tasks, like rendering, etc. Other advantages of the i7-5960X is that it can support more PCIE lanes, quad channel memory, DDR4 RAM, thunderbolt, and is of course supported by the new X99 Chipset. There are other nice features that make the...