Xeon Platinum 8260M 's Advantages
Released 7 years and 10 months late
Higher specification of memory (4 vs 3)
Larger L3 cache size (35.75MB vs 12MB)
More modern manufacturing process (14nm vs 32nm)
Intel Xeon E5649 's Advantages
Higher base frequency (2.533GHz vs 2.4GHz)
Lower TDP (80W vs 165W)