Intel Xeon E5 2666 v3 's Advantages
Higher base frequency (2.9GHz vs 2.6GHz)
Lower TDP (135W vs 400W)
Intel Xeon Platinum 9282 's Advantages
Released 4 years and 5 months late
Higher specification of memory (2933 vs 2133)
Larger L3 cache size (77MB vs 25MB)
More modern manufacturing process (14nm vs 22nm)