Intel Xeon E5 4667 v3 's Advantages
Larger L3 cache size (40MB vs 24MB)
Intel Xeon W 11955M 's Advantages
Released 5 years and 11 months late
Higher specification of memory (DDR4-3200 vs DDR4-2133)
Newer PCIe version (4 vs 3)
Higher base frequency (2.1GHz vs 2GHz)
More modern manufacturing process (10nm vs 22nm)
Lower TDP (35W vs 135W)