Ghost S1 MK3 - TopHat M Ash LQ-GHS103-TH-2AS Out-of-the-box GHOST S1 fits a spec that meets the requirements of a hardcore gamer in terms of cooling, storage and full-length GPUs. However, it could be configured in different sizes by adding a TopHat of your choice, making space for extra 3.5″ HDDs, tons of 2.5″ SSDs, additional case fans, 120 and 240 mm AIOs, or just have it as a neat glove compartment.