On sale! (normally $139) The Corsair Carbide Clear 400C has been engineered to pack all the performance and expandability you need into a beautifully compact case design. Put your components on display through the gorgeous, full-size window panel that opens with a touch — and keep it all running cool and quiet with Direct Airflow technology. Don’t let the compact dimensions of the 400C fool you. It can house a full ATX motherboard and multiple GPUs.