Intel Xeon E3 1265L v4 's Advantages
Released 3 years and 1 months late
Higher specification of memory (DDR3-1866 vs DDR3)
More modern manufacturing process (14nm vs 22nm)
Intel Xeon E3 1220L v2 's Advantages
Larger L3 cache size (8MB vs 6MB)
Lower TDP (17W vs 35W)