Intel Xeon E5 4648 v3 's Advantages
Higher specification of memory (DDR4-1866 vs DDR3)
Larger L3 cache size (30MB vs 8MB)
Intel Xeon E3 1235L v5 's Advantages
Higher base frequency (2GHz vs 1.7GHz)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (25W vs 105W)