Intel Xeon Platinum 8260 's Advantages
Released 4 years and 3 months late
Larger L3 cache size (35.75MB vs 30MB)
More modern manufacturing process (14nm vs 22nm)
Intel Xeon E5 1686 v3 's Advantages
Higher specification of memory (DDR4-2133 vs DDR4)
Higher base frequency (2.6GHz vs 2.4GHz)
Lower TDP (135W vs 165W)