Intel Xeon E3 1220 's Advantages
Higher base frequency (3.1GHz vs 2.6GHz)
Xeon E 2468 's Advantages
Released 12 years and 8 months late
Higher specification of memory (DDR5-4800 vs DDR3)
Newer PCIe version (5 vs 3)
Larger L3 cache size (24MB vs 8MB)
More modern manufacturing process (10nm vs 32nm)
Lower TDP (65W vs 80W)