Intel Xeon w5 3435X 's Advantages
Released 16 years and 3 months late
Higher specification of memory (DDR5-4800 vs DDR3
Depends on motherboard)
Higher base frequency (3.1GHz vs 2.667GHz)
More modern manufacturing process (10nm vs 65nm)
Xeon X5355 's Advantages
Lower TDP (120W vs 270W)