Intel Xeon E5 2676 v3 's Advantages
Released 3 years and 1 months late
Higher base frequency (2.4GHz vs 2GHz)
Larger L3 cache size (30MB vs 10MB)
More modern manufacturing process (22nm vs 32nm)
Intel Xeon E5 4603 's Advantages
Higher specification of memory (DDR3 vs DDR3)
Lower TDP (95W vs 120W)