Futuremark Games Studio announces the system requirements for Shattered Horizon, their upcoming multiplayer PC first-person shooter, which will not support Windows XP:

Minimum Requirements:
Shattered Horizon requires DirectX 10 on Windows Vista or Windows 7. There is no support for Windows XP or DirectX 9.

CPU: Intel Core 2 Duo E6600 / AMD Athlon64 X2 5600+
GPU: NVIDIA GeForce 8800GT / ATI Radeon HD 3870
GPU memory: 256MB
Hard disk space: 1.5 GB
RAM: 2GB
Sound: Windows Vista compatible sound card

Recommended Requirements:
Shattered Horizon requires DirectX 10 on Windows Vista or Windows 7. There is no support for Windows XP or DirectX 9.

CPU: Intel Core 2 Quad Q6600 / AMD Phenom II X4 940
GPU: NVIDIA GeForce GTX 260 / ATI Radeon HD 4870
GPU memory: 512MB
Hard disk space: 1.5GB
RAM: 2GB
Sound: Windows Vista compatible sound card