Xeon E6540 's Advantages
Lower TDP (105W vs 270W)
Intel Xeon Platinum 8444H 's Advantages
Released 12 years and 10 months late
Higher specification of memory (4800 vs 1333)
Newer PCIe version (5 vs 2)
Higher base frequency (2.9GHz vs 2GHz)
Larger L3 cache size (45MB vs 18MB)
More modern manufacturing process (10nm vs 45nm)