Xeon 6740E 's Advantages
Released 6 months late
Higher specification of memory (6400 vs 4800)
Larger L3 cache size (96MB vs 24MB)
More modern manufacturing process (5nm vs 10nm)
Xeon E 2468 's Advantages
Higher base frequency (2.6GHz vs 2.4GHz)
Lower TDP (65W vs 250W)