Happy with my Mac Pro 2,1 (El Capitan) which i bought two months ago.
Mac Pro 5,1 (Catalina), 6core 3,46 Ghz and 48 Gb memory. 🙂
Mouse: Logitech Master MX 2S
Keyboard: Apple wired
Soundcard: Audient iD14
Midi Keyboard: Novation Remote 37SL
Monitors: Yamaha HS80M
Mic: Rode NT2-A
Headphones: Beyerdynamic DT990 PRO 250 Ohm and FiiO FH5 in-ears.

I use Logic X Pro 10.6.3