Intel Xeon E3 1280 v2 's Advantages
Higher base frequency (3.6GHz vs 2.4GHz)
Lower TDP (69W vs 135W)
Intel Xeon Silver 4314 's Advantages
Released 8 years and 11 months late
Higher specification of memory (DDR4-2667 vs DDR3)
Newer PCIe version (4 vs 3)
Larger L3 cache size (24MB vs 8MB)
More modern manufacturing process (10nm vs 22nm)