Intel Xeon E3 1260L 's Advantages
Lower TDP (45W vs 120W)
Intel Xeon W 2123 's Advantages
Released 6 years and 4 months late
Higher specification of memory (DDR4-2666 vs DDR3)
Higher base frequency (3.6GHz vs 2.4GHz)
Larger L3 cache size (8.25MB vs 8MB)
More modern manufacturing process (14nm vs 32nm)