Intel Xeon E5645 's Advantages
Lower TDP (80W vs 270W)
Intel Xeon Gold 6548N 's Advantages
Released 13 years and 9 months late
Higher specification of memory (DDR5-5200 vs DDR3)
Newer PCIe version (5 vs 2)
Higher base frequency (2.8GHz vs 2.4GHz)
Larger L3 cache size (60MB vs 12MB)
More modern manufacturing process (10nm vs 32nm)