Intel Xeon E3 1285 v6 's Advantages
Released 2 years and 2 months late
Higher base frequency (4.1GHz vs 2.1GHz)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (79W vs 135W)
Intel Xeon E5 4669 v3 's Advantages
Higher specification of memory (DDR4-2133 vs DDR4)
Larger L3 cache size (45MB vs 8MB)