Xeon E 2176M 's Advantages
Higher base frequency (2.7GHz vs 2.1GHz)
Lower TDP (45W vs 120W)
Intel Xeon w3 2423 's Advantages
Released 4 years and 10 months late
Higher specification of memory (4400 vs 2666)
Newer PCIe version (5 vs 3)
Larger L3 cache size (15MB vs 12MB)
More modern manufacturing process (10nm vs 14nm)