Xeon E 2434 's Advantages
Released 6 years and 4 months late
Higher specification of memory (DDR5-4800 vs DDR4-2666)
Newer PCIe version (5 vs 3)
Larger L3 cache size (12MB vs 8.25MB)
More modern manufacturing process (10nm vs 14nm)
Lower TDP (55W vs 140W)
Intel Xeon W 2135 's Advantages
Higher base frequency (3.7GHz vs 3.4GHz)