PEX = Custom Firmware CEX with DEX modules ported from 4.84 to 4.91. It’s like Rebug REX.
D-PEX = Custom Firmware DEX with DEX modules ported from 4.84 to 4.91. It’s like Rebug D-REX.
noBD = Modified CFW for use with consoles with a broken or missing Blu-Ray logic board.
noBT = Modified CFW for use with consoles with a broken or missing Bluetooth chip.
OC = OverClocked 600/750 Mhz. It has 100Mhz increased to the default 500 Mhz RSX / 650 Mhz GDDR3 RAM Clock speeds.
