Intel Xeon E5 2698B v3 's Advantages
Lower TDP (135W vs 205W)
Intel Xeon Gold 6438M 's Advantages
Released 8 years late
Higher specification of memory (DDR5-4800 vs DDR4-2133)
Newer PCIe version (5 vs 3)
Higher base frequency (2.2GHz vs 2GHz)
Larger L3 cache size (60MB vs 40MB)
More modern manufacturing process (10nm vs 22nm)