The be quiet! Dark Base Pro 900 represents the company's largest and most advanced chassis. It aims to deliver utmost flexibility, space, and functionality without breaking the bank. This is a lofty goal set forth by many case manufacturers, so it will be interesting to see if the Dark Base Pro 900 manages to deliver.
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