Xeon E 2434 's Advantages
Released 13 years and 9 months late
Higher specification of memory (4800 vs 1333)
Newer PCIe version (5 vs 2)
Higher base frequency (3.4GHz vs 2GHz)
More modern manufacturing process (10nm vs 45nm)
Lower TDP (55W vs 105W)
Xeon E7540 's Advantages
Larger L3 cache size (18MB vs 12MB)