Xbox 360 games were originally region-locked (NTSC-U, PAL, NTSC-J), meaning a game from one region wouldn't play on a console from another.
Converts ISOs to "Games on Demand" (GoD) format, which is highly compatible with the standard Xbox dashboard. Pure ISO & XEX - Xbox 360 [Region Free]
Most modded consoles cannot run ISO files directly from a hard drive; they must first be converted or extracted. Xbox 360 games were originally region-locked (NTSC-U, PAL,
Playing directly from an internal or external hard drive on JTAG/RGH modded consoles using homebrew like XeXMenu or Aurora. Pure ISO & XEX - Xbox 360 [Region Free]
Usually fixed at roughly 7.3GB to 8GB, even if the actual game data is much smaller, due to "filler" data. 2. XEX Format (Extracted Files)
Burning to a physical dual-layer disc to play on consoles with modified disc drives (LT+ firmware).