For $99, the new Corsair Obsidian 350D might be my favorite Micro-ATX chassis yet! I personally like the flexibility of the full size ATX case designs and I know that many people will decide to scale all the way down to a Mini-ITX chassis (if they are concerned about space). But the 350D presents a great middle ground that enables advanced configurations using 240/280mm water coolers and SLI/CrossFire graphics configurations."
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