In order for this game to run properly, your PC should meet or exceed these minimum requirements:

Supported OS: Windows® XP/Vista (only)
Processor: 2 GHz Pentium® IV or AMD Athlon (3 GHz Pentium IV or AMD recommended)
RAM: 1024 MB (2056 MB recommended)
Video Card: 128 MB Direct X 9.0c compliant graphics card with pixel shader 2.0 capability (256MB recommended) ***see supported list***
Sound Card: DirectX 9.0c compliant sound card
DirectX Version: DirectX 9.0c
DVD-ROM: 4x DVD-ROM (8x or better recommended)
Hard Drive Space: 6 GB
Peripherals: Windows keyboard and mouse
Multiplayer : Board connection with 128 kbps upstream or faster (512 Kbps upstream or faster needed to host online games) Also you need a copy of the original Silent Hunter 4 to be able to use this content

*Supported Video Cards at Time of Release
ATI Radeon 9600/9700/9800, x300 to x850, x1300 to x1800 series
NVIDIA® GeForce™ 6200/6600/6800/7800 series

Laptop models of these desktop cards may work as long as their performance is on-par with the minimum configuration.

NOTICE: This game contains technology intended to prevent copying that may conflict with some DVD-RW and virtual drives.