Intel Xeon D 1531 's Advantages
Lower TDP (35W vs 270W)
Intel Xeon Gold 6544Y 's Advantages
Released 8 years and 1 months late
Higher specification of memory (DDR5-5200 vs DDR3)
Newer PCIe version (5 vs 3)
Higher base frequency (3.6GHz vs 2.2GHz)
Larger L3 cache size (45MB vs 1.5MB)
More modern manufacturing process (10nm vs 14nm)