AMD EPYC 7251 's Advantages
Higher base frequency (2.1GHz vs 2GHz)
Larger L3 cache size (32MB vs 25MB)
Xeon D 2775TE 's Advantages
Released 4 years and 8 months late
Higher specification of memory (2933 vs 2400)
Newer PCIe version (4 vs 3)
More modern manufacturing process (10nm vs 14nm)
Lower TDP (100W vs 120W)