Xeon 6980P 's Advantages
Released 5 years and 9 months late
Higher specification of memory (8800 vs 4)
Larger L3 cache size (504MB vs 35.75MB)
More modern manufacturing process (5nm vs 14nm)
Xeon Platinum 8260M 's Advantages
Higher base frequency (2.4GHz vs 2GHz)
Lower TDP (165W vs 500W)