The Sisoft Sandra 2013 SP3a benchmark utility measures pretty much all of your system components, but we’ll be using it to focus on memory and CPU performance!
Results: The Intel Core i7-3960X and Core i7-4960X were both tested on the same Windows 8 system with a Corsair Vengeance memory kit running at 1866MHz with CL9 timings. The difference between the two processors was barely noticeable and were around 46B/s.
Results: The Intel Core i7-4960X was found to be ~3.2% faster than the Intel Core i7-3960X CPU in the Sandra Multi-Media Processor benchmark.
Results: The Intel Core i7-4960X Ivy Bridge-E processor was 6% faster than the Core i7-3960X Sandy Bridge-E processor when it came to Cryptographic bandwidth.
Results: In the CPU Arithmetic benchmark the Core i7-4960X was 5.0% faster than the Core i7 3960X CPU and 21% faster than the Core i7-4770K ‘Haswell’ CPU.