Xeon W 1390P 's Advantages
Released 5 years and 4 months late
Higher specification of memory (DDR4-3200 vs DDR3)
Newer PCIe version (4 vs 3)
Higher base frequency (3.5GHz vs 1.7GHz)
Larger L3 cache size (16MB vs 8MB)
Opteron A1120 's Advantages
Lower TDP (25W vs 125W)