Direct3D 11.1 lets you use shader tracing to ensure that your code is performing as intended and if it isn`t you can discover and remedy the problem. The SDK for Windows 8 Consumer Preview contains HLSL compiler enhancements. Shader tracing and the HLSL compiler are implemented in D3dcompiler_nn.dll."
Slow computer got you down? Maybe a hardware upgrade should be in your cards, if so this guide to the Fundamentals of Upgrading a PC is an invaluable read. PCSTATS Tips