Minimum:

Supported OS: Microsoft Windows® XP
Processor: 3 Ghz Pentium 4 or AMD Athlon 3000 (3.5 Ghz Pentium 4 or Athlon 3500 recommended) - Game optimized for dual-processor-enabled computers.
System Memory: 1 GB or above (1.5 GB recommended)
Video Card: DirectX 9.0c-compliant, Shader 3.0-enabled 128 MB video card (256 MB recommended) (see supported list*)
Sound Card: DirectX 9.0c-compatible (EAX recommended) - PC audio solution containing Dolby Digital Live required for Dolby Digital audio.
DirectX Version: DirectX® version 9.0c or higher
Hard Disk: 8 GB available hard disk space
Multiplay: Broadband connection with 128 kbps upstream or faster
*Supported video cards at time of retail release: Single Player: ATI X1300 / X1600 / X1800 / X1900, NVIDIA 6200 / 6600 / 6800 / 7300 / 7600 / 7800 / 7900 | Multiplayer: ATI X1600 / X1800 / X1900, NVIDIA 6600 / 6800 /7300 / 7600 / 7800 / 7900
Note:Laptop versions of these cards may work but are NOT supported. These chipsets are the only ones that will run this game. For the most up-to-date minimum requirement listings, please visit the FAQ for this game on our support website at: http://support.ubi.com.

Tom Clancy's Splinter Cell Double Agent achievements