Intel Xeon E5 2637 's Advantages
Lower TDP (80W vs 165W)
Intel Xeon w3 2435 's Advantages
Released 10 years and 11 months late
Higher specification of memory (4400 vs 3)
Newer PCIe version (5 vs 3)
Higher base frequency (3.1GHz vs 3GHz)
Larger L3 cache size (22.5MB vs 5MB)
More modern manufacturing process (10nm vs 32nm)