Xeon E 2488 's Advantages
Released 10 years and 3 months late
Higher specification of memory (4800 vs 3)
Newer PCIe version (5 vs 3)
Higher base frequency (3.2GHz vs 2.1GHz)
Larger L3 cache size (24MB vs 15MB)
More modern manufacturing process (10nm vs 22nm)
Intel Xeon E5 2620 v2 's Advantages
Lower TDP (80W vs 95W)