In order for you to play DIG IT! - A Digger Simulator on Windows with minimal graphics settings, your computer must meet the following requirements
OS *:
Windows Vista/7/8
Processor (CPU):
AMD/Intel quad-core processor running at 3.2 GHz (Intel Core i5 2nd gen or AMD FX 8350 or newer architectures are recommended)
Memory (RAM):
4 GB RAM
Graphics Card:
ATI/NVIDIA dedicated or mobile graphic card with at least 1GB of dedicated VRAM and with at least DirectX 9.0c and Shader Model 4.0 support. ATI/AMD Radeon HD6850 and NVIDIA GeForce GTX460 or better
DirectX:
Version 9.0c
Storage:
3 GB available space
Sound Card:
Integrated or dedicated DirectX 9 compatible sound card