Intel Xeon E3 1505L v5 's Advantages
Released 2 years and 1 months late
More modern manufacturing process (14nm vs 22nm)
Lower TDP (25W vs 80W)
Intel Xeon E5 2420 v2 's Advantages
Higher specification of memory (DDR3 vs DDR3)
Higher base frequency (2.2GHz vs 2GHz)
Larger L3 cache size (15MB vs 8MB)