Xeon E 2456 's Advantages
Released 6 years and 5 months late
Higher specification of memory (DDR5-4800 vs DDR4)
Higher base frequency (3.3GHz vs 2.1GHz)
Larger L3 cache size (18MB vs 16.5MB)
More modern manufacturing process (10nm vs 14nm)
Lower TDP (80W vs 85W)