Intel Xeon w3 2423 's Advantages
Released 8 years and 5 months late
Higher specification of memory (DDR5-4400 vs DDR4-1600)
Newer PCIe version (5 vs 3)
Higher base frequency (2.1GHz vs 1.9GHz)
More modern manufacturing process (10nm vs 22nm)
Intel Xeon E5 2609 v3 's Advantages
Lower TDP (85W vs 120W)