Intel Xeon E5503 's Advantages
Lower TDP (80W vs 120W)
AMD EPYC 7272 's Advantages
Released 9 years and 5 months late
Higher specification of memory (3200 vs 3)
Newer PCIe version (4 vs 2)
Higher base frequency (2.6GHz vs 2GHz)
Larger L3 cache size (64MB vs 4MB)
More modern manufacturing process (7nm vs 45nm)