Intel Xeon W 3335 's Advantages
Released 11 years and 4 months late
Higher specification of memory (DDR4-3200 vs DDR3)
Newer PCIe version (4 vs 2)
Higher base frequency (3.4GHz vs 2.266GHz)
Larger L3 cache size (24MB vs 4MB)
More modern manufacturing process (10nm vs 45nm)
Intel Xeon E5507 's Advantages
Lower TDP (80W vs 250W)