Xeon X5365 's Advantages
Higher base frequency (3GHz vs 2.5GHz)
Intel Xeon W 2170B 's Advantages
Released 10 years and 4 months late
Higher specification of memory (DDR4-2666 vs DDR3
Depends on motherboard)
More modern manufacturing process (14nm vs 65nm)
Lower TDP (140W vs 150W)