Intel Xeon E5 4655 v3 's Advantages
Higher specification of memory (2133 vs 4)
Higher base frequency (2.9GHz vs 2.4GHz)
Lower TDP (135W vs 165W)
Xeon Platinum 8260 's Advantages
Released 3 years and 6 months late
Larger L3 cache size (35.75MB vs 30MB)
More modern manufacturing process (14nm vs 22nm)