The ISK-100 is the most compact Mini-ITX chassis from Antec, but still allows for two 2.5" drives to be installed along with your choice of Mini-ITX board. We fill the case with hardware to check if things are too close for comfort or if the small dimensions of the ISK-100 leave a good impression.
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