Intel Xeon E5 2669 v3 's Advantages
Higher base frequency (2.3GHz vs 2.2GHz)
Lower TDP (120W vs 205W)
Intel Xeon Gold 6438M 's Advantages
Released 8 years late
Higher specification of memory (4800 vs 2133)
Newer PCIe version (5 vs 3)
Larger L3 cache size (60MB vs 30MB)
More modern manufacturing process (10nm vs 22nm)