Intel Xeon W 3323 's Advantages
Released 14 years and 8 months late
Higher specification of memory (DDR4-3200 vs DDR3
Depends on motherboard)
Higher base frequency (3.5GHz vs 2.333GHz)
More modern manufacturing process (10nm vs 65nm)
Xeon E5345 's Advantages
Lower TDP (80W vs 220W)