Intel Xeon E5 2603 's Advantages
Lower TDP (80W vs 270W)
Intel Xeon W 3365 's Advantages
Released 9 years and 4 months late
Higher specification of memory (3200 vs 3)
Newer PCIe version (4 vs 3)
Higher base frequency (2.7GHz vs 1.8GHz)
Larger L3 cache size (48MB vs 10MB)
More modern manufacturing process (10nm vs 32nm)