The Quinfall Wiki - System Requirements
Minimum
OSWindows 10 64-bit
ProcessorIntel Core i3-4160 / AMD CPU 4 cores @ 3GHz
Memory8 GB
GraphicsNVIDIA GeForce GT 760 (2GB) / AMD Radeon R9 270X
Storage55 GB
Recommended
OSWindows 10 64-bit
ProcessorIntel Core i7-7700 / AMD Ryzen 5 5600X
Memory8 GB
GraphicsNVIDIA GeForce GTX 1060 (6GB) / AMD Radeon R9 390X
Storage55 GB
Source: Official Steam store page, confirmed unanimous across multiple independent sources