Xeon 6980P 's Advantages
Released 8 years and 8 months late
Higher specification of memory (8800 vs 1866)
Newer PCIe version (5 vs 3)
Higher base frequency (2GHz vs 1.7GHz)
Larger L3 cache size (504MB vs 8MB)
More modern manufacturing process (5nm vs 28nm)
Opteron A1120 's Advantages
Lower TDP (25W vs 500W)