Here are the Gotham Knights System Requirements (Minimum)
CPU: Intel Core i5-9600K (3.7 GHz) OR AMD Ryzen 5 3600 (3.60 GHz)
RAM: 8 GB
VIDEO CARD: NVIDIA GeForce GTX 1660 Ti OR AMD Radeon RX 590
DEDICATED VIDEO RAM: 6144 MB
PIXEL SHADER: 5.1
VERTEX SHADER: 5.1
OS: Windows 10 64-bit
FREE DISK SPACE: 45 GB

Gotham Knights Recommended Requirements
CPU: Intel Core i7-10700K (3.8 GHz) or AMD Ryzen 5 5600X (3.7 GHz)
RAM: 16 GB
VIDEO CARD: NVIDIA GeForce RTX 2070 or AMD Radeon RX 5700 XT
DEDICATED VIDEO RAM: 8192 MB
PIXEL SHADER: 5.1
VERTEX SHADER: 5.1
OS: Windows 10 64-bit
FREE DISK SPACE: 45 GB