Xeon E7 8837 's Advantages
Higher specification of memory (1333 vs 4)
Larger L3 cache size (24MB vs 8MB)
Intel Xeon E3 1285 v3 's Advantages
Released 2 years and 2 months late
Higher base frequency (3.6GHz vs 2.667GHz)
More modern manufacturing process (22nm vs 32nm)
Lower TDP (84W vs 130W)