Xeon W 1350P 's Advantages
Released 9 years and 2 months late
Higher specification of memory (3200 vs 3)
Newer PCIe version (4 vs 3)
Higher base frequency (4GHz vs 2.4GHz)
More modern manufacturing process (14nm vs 32nm)
Intel Xeon E5 2665 's Advantages
Larger L3 cache size (20MB vs 12MB)
Lower TDP (115W vs 125W)