A newer format for Open PS2 Loader (OPL) that provides high-speed decompression, which is helpful because the PS2's USB 1.1 ports are very slow. 3. "Highly Compressed" Rips (Warning)
Downloading a 4.5 GB game can take hours on slow connections. A compressed version might be 800 MB, saving time and bandwidth caps. ps2 highly compressed games iso
: Supported natively by PCSX2. The emulator creates a small index file the first time you load a .gz game to ensure fast seek times. How to Compress Your Own PS2 Games A newer format for Open PS2 Loader (OPL)