Intel Xeon E5 1650 v2 's Advantages
Larger L3 cache size (12MB vs 8.25MB)
Intel Xeon W 2123 's Advantages
Released 3 years and 11 months late
Higher specification of memory (DDR4-2666 vs DDR3-1866)
Higher base frequency (3.6GHz vs 3.5GHz)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (120W vs 130W)