Intel Xeon E5 2698 v3 's Advantages
Higher specification of memory (DDR4-2133 vs DDR4)
Higher base frequency (2.3GHz vs 2.2GHz)
Larger L3 cache size (40MB vs 38.5MB)
Lower TDP (135W vs 165W)
Intel Xeon Platinum 8276 's Advantages
Released 4 years and 3 months late
More modern manufacturing process (14nm vs 22nm)