Xeon E7 8867L 's Advantages
Larger L3 cache size (30MB vs 19.25MB)
Lower TDP (105W vs 140W)
Intel Xeon W 2170B 's Advantages
Released 6 years and 8 months late
Higher specification of memory (2666 vs 1333)
Higher base frequency (2.5GHz vs 2.133GHz)
More modern manufacturing process (14nm vs 32nm)