Xeon 6952P 's Advantages
Released 9 months late
Higher specification of memory (8800 vs 4800)
Larger L3 cache size (480MB vs 18MB)
More modern manufacturing process (5nm vs 10nm)
Xeon E 2456 's Advantages
Higher base frequency (3.3GHz vs 2.1GHz)
Lower TDP (80W vs 400W)