Intel Xeon E5 2640 v3 's Advantages
Lower TDP (90W vs 270W)
Intel Xeon Gold 6548N 's Advantages
Released 9 years and 3 months late
Higher specification of memory (DDR5-5200 vs DDR4-1866)
Newer PCIe version (5 vs 3)
Higher base frequency (2.8GHz vs 2.6GHz)
Larger L3 cache size (60MB vs 20MB)
More modern manufacturing process (10nm vs 22nm)