
PlayStation
Technical Specifications
CPU
MIPS R3000A 32-bit RISC @ 33.8688 MHz, with Geometry Transformation Engine (GTE) coprocessor and Motion Decoder (MDEC)
GPU
Custom Sony/Toshiba GPU, 360,000 flat-shaded polygons/sec, 180,000 textured and light-sourced polygons/sec, Gouraud shading, texture mapping, hardware sprite scaling/rotation, 16.7 million colors
Memory
2 MB main RAM, 1 MB VRAM, 512 KB sound RAM
Storage
Memory Card (128 KB per card, 15 save blocks)
Display
256x224 to 640x480 pixels (interlaced), 24-bit color depth (16.7 million colors)
Audio
SPU (Sound Processing Unit), 24 channels ADPCM, 44.1 kHz sampling rate, digital effects including reverb, CD-DA audio playback
Media
CD-ROM 2x speed (300 KB/s), 650 MB per disc
History
Hardware Variants
PlayStation (SCPH-1000)
Released: December 3, 1994
Original Japanese launch model with S-Video output, RCA jacks, and parallel I/O port. Gray color scheme.
PlayStation (SCPH-5501/7501/9001)
Released: September 9, 1995
North American models across multiple revisions. Successive revisions reduced costs and removed features like the parallel port. Gray color scheme.
PSone (SCPH-100/101)
Released: July 7, 2000
Compact redesign: 38% smaller and 28% lighter than the original. Rounded white/gray design. Optional clip-on 5-inch LCD screen accessory for portable use.
Net Yaroze (DTL-H3000/3001)
Released: June 21, 1996
Black-colored PlayStation sold to hobbyist developers and universities. Came with development tools and documentation, enabling homebrew game creation.
Development Story
About the PlayStation
The PlayStation (PS1) is a home video game console manufactured by Sony. Released on December 3, 1994, it belongs to the 0th generation of gaming hardware.
With a library of 217+ games, the PS1 remains one of the most popular platforms for retro gaming enthusiasts. Our wiki provides detailed information about the hardware specifications, variants, and game library to help you understand and appreciate this classic gaming system.
Whether you're researching emulation compatibility, collecting vintage hardware, or simply exploring gaming history, the PS1 encyclopedia entry offers comprehensive information about this iconic gaming platform.











