Intel Xeon E5 2658 v3 's Advantages
Higher specification of memory (2133 vs 1866)
Larger L3 cache size (30MB vs 6MB)
Intel Xeon E3 1265L v4 's Advantages
Released 9 months late
Higher base frequency (2.3GHz vs 2.2GHz)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (35W vs 105W)