Xeon E 2286M 's Advantages
Released 3 years and 11 months late
Higher specification of memory (2666 vs 1866)
Higher base frequency (2.4GHz vs 1.9GHz)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (45W vs 105W)
Intel Xeon E5 4640 v3 's Advantages
Larger L3 cache size (30MB vs 16MB)