Linus Torvalds recently built a brand-new main PC in a collaboration video with Linus Tech Tips, upgrading from his 2020 build. The new system features high-end components, most notably an :

CPU: AMD Ryzen Threadripper 9960X
Motherboard: GIGABYTE TRX50 AERO D
GPU: Intel Arc B580
RAM: 64GB Kingston DDR5-4800MT/s (four 16GB modules, using ECC memory this time)
Storage: 2TB Samsung SSD 9100 PRO
Case: Fractal Design Torrent E-ATX
Power Supply Unit: Seasonic PRIME TX-1600 1600W 80+ Titanium PSU
CPU Cooler: Noctua NH-U14S TR5-SP6
Monitor: ASUS ProArt Display PA32QCV 31.5" 6K HDR Monitor
Operating System: Fedora Linux