Your GPU must natively support DirectX 12 (Feature Level 12_0 or 12_1) to leverage Shader Model 6.0 features. Below is a list of the minimum GPU architectures that support it: Manufacturer Minimum Supported GPU Architecture Example Graphics Cards Maxwell (2nd Gen), Pascal, Turing, Ampere, Ada Lovelace
Shader Model 6.0 requires Windows 10 64-bit, specifically version 1607 (Anniversary Update) or higher. Press Windows Key + R to open the Run dialog box. Type winver and press . Shader Model 6.0 Download Windows 10 64 Bit