Xeon Platinum 8276 's Advantages
Released 9 years and 9 months late
Larger L3 cache size (38.5MB vs 8MB)
More modern manufacturing process (14nm vs 45nm)
Xeon E5540 's Advantages
Higher specification of memory (1066 vs 4)
Higher base frequency (2.533GHz vs 2.2GHz)
Lower TDP (80W vs 165W)