Intel Xeon W 11955M 's Advantages
Released 9 years and 2 months late
Higher specification of memory (3200 vs 1600)
Newer PCIe version (4 vs 3)
Larger L3 cache size (24MB vs 20MB)
More modern manufacturing process (10nm vs 32nm)
Lower TDP (35W vs 115W)
Intel Xeon E5 2689 's Advantages
Higher base frequency (2.6GHz vs 2.1GHz)