Intel Xeon E5 2403 's Advantages
Lower TDP (80W vs 165W)
Intel Xeon Gold 6348H 's Advantages
Released 8 years and 11 months late
Higher specification of memory (DDR4-2933 vs DDR3)
Higher base frequency (2.3GHz vs 1.8GHz)
Larger L3 cache size (33MB vs 10MB)
More modern manufacturing process (14nm vs 32nm)