Intel Xeon E5 4603 's Advantages
Higher base frequency (2GHz vs 1.8GHz)
Larger L3 cache size (10MB vs 8MB)
Intel Xeon E3 1230L v3 's Advantages
Released 1 years and 1 months late
Higher specification of memory (DDR3-1600 vs DDR3)
More modern manufacturing process (22nm vs 32nm)
Lower TDP (25W vs 95W)