About the operation environment for METAL GEAR SOLID 2 SUBSTANCE (for Windows) You need the following specs as the operation environment to play "METAL GEAR SOLID 2 SUBSTANCE" (PC). Please confirm your PC specs before making your purchase.

OS	:	Windows 98/98SE/Me/2000/XP
CPU	:	Intel Pentium(R)III 800MHz or higher
main memory	:	128MB or above
Graphic card	:	a board with a chip of the nVIDIA GeForce series and ATI Radeon 8500 and above with VRAM of at least 32MB *You need a new driver with a 100% compatibility with DirectX 8.1. Owners of ATI Radeon 8500 and above, please download a patch file from the Patch Download page to update the game.
Sound card	:	a sound card with a driver with a 100% compatibility with DirectX 8.1.
Hard disk drive	:	free space of at least 3.9GB (at least 7.6GB for full installment)
Miscellaneous	:	keyboard, DVD-ROM drive