We compared two server CPUs: Intel Xeon E5 4640 v3 with 12 cores 1.9GHz and Intel Xeon E3 1285 v3 with 4 cores 3.6GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Xeon E5 4640 v3 's Advantages
Released 2 years late
Higher specification of memory (DDR4-1866 vs DDR3)