Intel Xeon X5492 's Advantages
Higher base frequency (3.4GHz vs 3.1GHz)
Lower TDP (150W vs 200W)
Intel Xeon w5 2465X 's Advantages
Released 14 years and 5 months late
Higher specification of memory (DDR5-4800 vs DDR2)
Newer PCIe version (5 vs 2)
More modern manufacturing process (10nm vs 45nm)