Xeon E 2456 's Advantages
Released 15 years and 6 months late
Higher specification of memory (4800 vs 800)
Newer PCIe version (5 vs 2)
Higher base frequency (3.3GHz vs 2.1GHz)
Larger L3 cache size (18MB vs 2MB)
More modern manufacturing process (10nm vs 65nm)
Lower TDP (80W vs 95W)