Intel Xeon E5 4660 v3 's Advantages
Larger L3 cache size (35MB vs 12MB)
Lower TDP (120W vs 125W)
Xeon W 1350P 's Advantages
Released 5 years and 11 months late
Higher specification of memory (3200 vs 2133)
Newer PCIe version (4 vs 3)
Higher base frequency (4GHz vs 2.1GHz)
More modern manufacturing process (14nm vs 22nm)