Intel Xeon E3 1505L v5 's Advantages
Released 3 years and 7 months late
Higher specification of memory (2133 vs 1600)
More modern manufacturing process (14nm vs 32nm)
Lower TDP (25W vs 115W)
Intel Xeon E5 2689 's Advantages
Higher base frequency (2.6GHz vs 2GHz)
Larger L3 cache size (20MB vs 8MB)