Intel Xeon E3 1220L 's Advantages
Lower TDP (20W vs 120W)
Intel Xeon W 2104 's Advantages
Released 6 years and 4 months late
Higher specification of memory (2666 vs 3)
Higher base frequency (3.2GHz vs 2.2GHz)
Larger L3 cache size (8.25MB vs 3MB)
More modern manufacturing process (14nm vs 32nm)