Intel Xeon E3 1285 v6 's Advantages
Higher base frequency (4.1GHz vs 3.5GHz)
Lower TDP (79W vs 185W)
Xeon w3 2535 's Advantages
Released 7 years late
Higher specification of memory (4400 vs 4)
Newer PCIe version (5 vs 3)
Larger L3 cache size (26.25MB vs 8MB)
More modern manufacturing process (10nm vs 14nm)