Official specs from Steam

Quake system requirements

Minimum and recommended PC specs as listed by the developer on Steam.

Minimum

NoteWin 10 64-bit version
NoteIntel Core i5-3570 @3.4 GHz or AMD Ryzen 3 1300X @3.5 GHz
NoteNVIDIA GeForce GTX 650 TI (2GB) or AMD HD 7750 (1GB)
Note8GB System RAM
NoteMinimum 2GB free space on hard drive (additional space required for add-on downloads)
NoteHigh speed broadband connection required for online play

Recommended

NoteWin 10 64-bit version
NoteIntel Core i5-6600k @3.5 GHz or AMD Ryzen 5 1600 @3.2 GHz
NoteNVIDIA GeForce GTX 1070 (8GB) or AMD RX Vega 56 (8GB)
Note8GB System RAM
NoteMinimum 2GB free space on hard drive (additional space required for add-on downloads)
NoteHigh speed broadband connection required for online play

FAQ

Does Quake run on Mac or Steam Deck/Linux?

There is no native macOS version. There is no native Linux build (Proton compatibility may vary).