AMD Ryzen 7 2700 's Advantages
Lower TDP (65W vs 105W)
AMD Ryzen 7 3800XT 's Advantages
Released 2 years and 3 months late
Higher specification of memory (3200 vs 2933)
Larger memory bandwidth (47.68GB/s vs 43.71GB/s)
Newer PCIe version (4.0 vs 3.0)
Higher base frequency (3.9GHz vs 3.2GHz)
Larger L3 cache size (32MB vs 16MB)
More modern manufacturing process (7nm vs 12nm)