Minimum
OS: Windows 7 or 10, 64bit
CPU: i3-4xxx or better
RAM: 6+ Gb
VRAM: 1+ Gb
GPU: NVIDIA GeForce GT 520 or better, AMD HD 55xx or better
DirectX: 11+
Free disk space: ~40 Gb
Internet speed: at least 1 Mbit/s

Recommended
OS: Windows 7 or 10, 64bit
CPU: i5-4xxx or better
RAM: 8+ Gb
VRAM: 2+ Gb
GPU: NVIDIA GeForce GT 960 or better, AMD HD 7xxx or better
DirectX: 11+
Free disk space: ~40 Gb
Internet speed: at least 1 Mbit/s