Xeon E6510 's Advantages
Higher specification of memory (1333 vs 4)
Lower TDP (105W vs 165W)
Xeon Platinum 8260M 's Advantages
Released 8 years and 9 months late
Higher base frequency (2.4GHz vs 1.733GHz)
Larger L3 cache size (35.75MB vs 12MB)
More modern manufacturing process (14nm vs 45nm)