Intel Xeon E3 1558L v5 's Advantages
Lower TDP (45W vs 270W)
Intel Xeon Gold 6444Y 's Advantages
Released 6 years and 8 months late
Higher specification of memory (DDR5-4800 vs DDR3)
Newer PCIe version (5 vs 3)
Higher base frequency (3.6GHz vs 1.9GHz)
Larger L3 cache size (45MB vs 8MB)
More modern manufacturing process (10nm vs 14nm)