Intel Xeon E5 2650L v3 's Advantages
Released 2 years and 4 months late
Higher specification of memory (DDR4-2133 vs DDR3)
Larger L3 cache size (30MB vs 16MB)
More modern manufacturing process (22nm vs 32nm)
Lower TDP (65W vs 130W)
Intel Xeon E5 4620 's Advantages
Higher base frequency (2.2GHz vs 1.8GHz)