Intel Xeon w3 2423 's Advantages
Released 12 years and 6 months late
Higher specification of memory (4400 vs 3)
Newer PCIe version (5 vs 2)
Larger L3 cache size (15MB vs 12MB)
More modern manufacturing process (10nm vs 32nm)
Lower TDP (120W vs 130W)
Intel Xeon W3670 's Advantages
Higher base frequency (3.2GHz vs 2.1GHz)