Intel Xeon E5620 's Advantages
Lower TDP (80W vs 235W)
Intel Xeon Gold 6348 's Advantages
Released 11 years and 1 months late
Higher specification of memory (DDR4-3200 vs DDR3)
Newer PCIe version (4 vs 2)
Higher base frequency (2.6GHz vs 2.4GHz)
Larger L3 cache size (42MB vs 12MB)
More modern manufacturing process (10nm vs 32nm)