Intel Xeon W 2104 's Advantages
Released 2 years and 11 months late
Higher specification of memory (DDR4-2666 vs DDR4-1866)
Higher base frequency (3.2GHz vs 3GHz)
More modern manufacturing process (14nm vs 22nm)
Intel Xeon E5 2623 v3 's Advantages
Larger L3 cache size (10MB vs 8.25MB)
Lower TDP (105W vs 120W)