Xeon w3 2535 's Advantages
Released 12 years and 3 months late
Higher specification of memory (4400 vs 3)
Higher base frequency (3.5GHz vs 1.9GHz)
Larger L3 cache size (26.25MB vs 15MB)
More modern manufacturing process (10nm vs 32nm)
Intel Xeon E5 2420 's Advantages
Lower TDP (95W vs 185W)