Convert your .bin/.cue files to .chd . It saves massive amounts of space without losing game data.
A is a compressed digital collection of PlayStation game ROMs (more accurately called ISOs, since PlayStation games used CDs, not cartridges). These archives are typically packaged as .zip , .7z , or .rar files and can range from a curated "Top 100 Games" pack (roughly 30–50 GB) to "Complete Set" archives that contain the entire PSX library—over 4,000 titles requiring 1.5+ terabytes of storage. psx rom pack archive