Corsair introduced early this year at the CES fair another case to the strong Obsidian lineup: the Obsidian 450D. Being labeled as the smaller 750D variant it blends in perfectly between the existing range from the humongous full-tower 900D model to the cube shaped Obsidian 250D. The 450D model is here to satisfy the need for a spacious interior combined with an optimized air flow, ready to fit crazy customized water cooling equipment. Nevertheless combining this with the sleek looks and design, typical of the Corsair Obsidian series."
Any major computer upgrade generally requires a full software reinstall too. No so if you heed the advice in the guide to Upgrading a Motherboard without Reinstalling. PCSTATS Tips