3950x.
Better performance for less money.
If using mostly for DAW work, I'd wouldn't sacrifice too much single-core speed for extra cores which probably won't be fully utilized.
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Win10 Pro 64-bit, Reaper 6(x64), AMD 3950x, Aorus X570 Master, 64GB DDR4 3600, PowerColor Red Devil 5700XT, EVO 970 2TB, 10TB HD, Define R6