PSX
The PlayStation (officially abbreviated as PS and commonly known as the PS1 or its codename PSX) is a home video game console developed and marketed by Sony Computer Entertainment. It was the first of the PlayStation lineup of video game consoles. As a fifth generation console, the PlayStation primarily competed with the Nintendo 64 and the Sega Saturn. The PlayStation was the first "computer entertainment platform" to ship over 100 million units, which it had reached nine years after its initial launch.