Intel Xeon E5 2420 's Advantages
Larger L3 cache size (15MB vs 12MB)
Intel Xeon E 2386G 's Advantages
Released 9 years and 4 months late
Higher specification of memory (3200 vs 3)
Higher base frequency (3.5GHz vs 1.9GHz)
More modern manufacturing process (14nm vs 32nm)