The following system requirements are needed in order to run Quantum Legacy inside your browser or on your hard drive if you've downloaded it.

• Windows 98/ME/2000/XP
• 1.4 GHZ Pentium III or equivalent
• 256 MB of RAM
• 32 MB 3D video card (GForce2 equivalent or better)
• DirectX 8.1 or better
• 250 MB HD space
• 56K Modem Internet Connection

While Quantum Legacy is still playable on the previous specifications, the following are recommended for optimal performance:

• Windows 98/ME/2000/XP
• 2.8 GHZ Pentium 4 or better
• 512 MB of RAM
• 64 MB 3D video card (GForce3 or better)
• DirectX 9.1
• 250 MB HD space
• High-Speed Internet Connection

If you are running Quantum Legacy on a Mac, you will require hardware capable of supporting OpenGL and that has the latest version of OSX.

The web-based version of Quantum Legacy requires the Shockwave 8.5.1 plug-in to be installed. The game will automatically inform you if you have a version that is out of date.

All major browsers are supported by Quantum Legacy.