Intel Xeon E5 2687W v2 's Advantages
Released 2 years and 5 months late
Higher base frequency (3.4GHz vs 1.733GHz)
Larger L3 cache size (20MB vs 18MB)
More modern manufacturing process (22nm vs 32nm)
Xeon E7 2803 's Advantages
Higher specification of memory (1333 vs 3)
Lower TDP (105W vs 130W)