Intel Xeon W 2104 's Advantages
Released 2 years and 11 months late
Higher specification of memory (DDR4-2666 vs DDR4-2133)
Higher base frequency (3.2GHz vs 2GHz)
More modern manufacturing process (14nm vs 22nm)
Intel Xeon E5 2683 v3 's Advantages
Larger L3 cache size (35MB vs 8.25MB)