Xeon L5639 's Advantages
Lower TDP (60W vs 335W)
Xeon w7 3565X 's Advantages
Released 13 years and 6 months late
Higher specification of memory (4800 vs 1333)
Newer PCIe version (5 vs 2)
Higher base frequency (2.5GHz vs 2.133GHz)
Larger L3 cache size (82.5MB vs 12MB)
More modern manufacturing process (10nm vs 32nm)