The word "work" in your search is the most important part. A compressed file only "works" if it decompresses properly into a standard ISO.
: This was the first Need for Speed title to include SUVs (like the Cadillac Escalade and Lincoln Navigator) as playable vehicles. It also introduced nitrous refills that occur naturally while driving, rather than only being replenished at the start of a race. need for speed underground 2 ps2 iso highly compressed work
: Use a tool like NAM DHC or the command-line chdman . This creates a single file that is easy to navigate and saves substantial space. GZ (Gzip Archive) : Effectiveness : Fully supported by PCSX2. The word "work" in your search is the most important part
A truly working highly compressed version exists only as a compressed archive . You will always need to extract it back to a standard ISO (~4.7GB) before playing. It also introduced nitrous refills that occur naturally
Traditional compression (like .ZIP or .RAR) requires you to extract the file back to its full size before playing. However, modern emulation has introduced "on-the-fly" compression formats that save space while remaining playable.