Thermotake The Tower 600 Mid-Tower 3 Tempered Glass Panels with Motherboard Rotational PCI-e Slots and Hidden Connector Support: The Tower 600 Snow is an ATX case that is compatible with the newest hidden-connector motherboards. It has a traditional vertical case design and is octagonal in shape. It can accommodate up to a 360mm AIO radiator on the left and a 420mm AIO radiator on the right.