Minimum system requirements

OS Microsoft Windows 7 and above.
Processor Intel or AMD Processor.
RAM Your PC must have at least 2GB of RAM. (Note that having 2GB or more disk space is not a substitute for RAM)
HDD 5 GB Free Disk Space
Graphics Driver Up to date graphics drivers from Microsoft or the chipset vendor
Note You must be an Administrator on your PC
BlueStacks 4 will work on systems that fulfill the minimum systems requirements.
However, for a superior gaming experience, Recommended System Requirements are mentioned below.

Recommended system requirements

OS Microsoft Windows 10
Processor Intel or AMD Multi-Core Processor with Single Thread PassMark score > 1000 and virtualization extensions enabled in the BIOS(see help).
Graphics Intel/Nvidia/ATI, Onboard or Discrete controller with PassMark score >= 750. Click on this link to find the Passmark score of your PC’s graphics controller.
RAM 8 GB or Higher
 HDD SSD (or Fusion/Hybrid Drives) 
Internet Broadband connection to access games, accounts and related content.