From the developer: ""NvChess is chess in real-time 3D, in three unique and beautiful worlds: 'Sky', 'Fire & Ice', and 'Holographic'. Play against the computer, head-to-head over a LAN or with a friend on the same computer. nvChess is the most visually advanced chess game to date, featuring the latest pixel shader technology to render incredibly lifelike chess sets with your 3D accelerator. Works with Nvidia GeForce, ATI Radeon, or Matrox G550 or better video cards. Free version features 2 difficulty levels, $9.95 for all 10 levels. nvChess includes a free trial of Desktop Dreamscapes, the real-time 3D screensaver and desktop also by Super X Studios.""