Frostytech is not going to waste your time by leaving the most important information till the very end of this review - the Nexus VCT-9000 heatsink is an interesting looking thermal solution, but it fails completely in its execution. Nexus have manufactured the VCT-9000 heatsink poorly, resulting in uneven exposed heatpipes that may not contact the processor properly. The heatsink does not perform very well as a result, so the rest is pretty much moot.
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