The AMD Ryzen 7 9800X3D wins in 8 out of 14 comparable specs, with 3 ties. Its biggest advantage is L3 Cache (500% better).
Ryzen 7 5700G wins in 3 specs (TDP: 46% better).
Recommendation
Choose Ryzen 7 9800X3D if you want the best overall performance — especially l3 cache.
Choose Ryzen 7 5700G if tdp matters more to you.
