
Sega Saturn
Technical Specifications
CPU
2x Hitachi SH-2 (SH7604) 32-bit RISC @ 28.6 MHz each; Hitachi SH-1 32-bit RISC @ 20 MHz (CD-ROM controller); Motorola 68EC000 @ 11.3 MHz (sound processor); SCU (System Control Unit) with integrated DSP @ 14.3 MHz for geometry processing
GPU
VDP1 (Video Display Processor 1): sprite and polygon engine, renders textured/gouraud-shaded quads and polygons, 200,000 texture-mapped polygons/sec, 500,000 flat-shaded polygons/sec; VDP2 (Video Display Processor 2): 5 simultaneous scroll planes with independent rotation and scaling, bitmap and cell-based modes, 24-bit color
Memory
2 MB main RAM, 1.5 MB VRAM (VRAM split: 512 KB VDP1 framebuffer, 512 KB VDP1 texture, 512 KB VDP2 VRAM), 512 KB sound RAM, 512 KB CD buffer RAM, 32 KB battery-backed SRAM; expandable via cartridge slot (1 MB or 4 MB RAM carts for Capcom fighters)
Storage
Internal battery-backed SRAM (32 KB, approximately 34 blocks), Cartridge slot for RAM expansion and backup memory cartridges
Display
Resolution: 320x224, 352x224, 320x240, 352x240 (standard), 640x224, 640x240, 704x480 (high-res interlaced); up to 16.77 million colors (24-bit), VDP2 supports rotation, scaling, mosaic, color offset, shadow, and priority mixing effects per layer
Audio
Yamaha FH1 (SCSP - Saturn Custom Sound Processor): 32 channels PCM (16-bit, 44.1 kHz max), FM synthesis capable, integrated DSP with 128-step microprogram for hardware reverb, chorus, and effects
Media
CD-ROM (2x speed, 320 KB/s), supports CD-DA and Video CD (with optional MPEG card)
History
Hardware Variants
Sega Saturn Model 1 (HST-3200, Japan)
Released: November 22, 1994
The original Japanese model with oval-shaped controller buttons, access door for optional Video CD card, and gray color scheme. Launched at ?44,800.
Sega Saturn (MK-80000, North America)
Released: May 11, 1995
The North American model surprise-launched at E3 1995 at $399, four months ahead of the planned September date. Identical internals to Japanese Model 1.
Sega Saturn Model 2 (HST-3220, Japan / MK-80000A, NA)
Released: March 1, 1996
Cost-reduced redesign with smaller form factor, round controller buttons, and simplified internal board layout. Available in multiple colors in Japan.
Hi-Saturn (Hitachi MMP-1)
Released: April 1, 1995
A licensed multimedia variant by Hitachi with built-in MPEG Video CD decoder, Photo CD support, and higher-quality components. Premium price point.
V-Saturn (Victor/JVC RG-JX1/RG-JX2)
Released: November 22, 1994
A licensed variant by JVC with built-in Video CD support, sold alongside the standard Saturn in Japan at the same launch date.
Samsung Saturn
Released: January 1, 1995
A licensed variant produced and distributed by Samsung for the South Korean market. Identical hardware with Samsung branding.
Development Story

Daytona USA
• 1995

Shining Force III
• 1997

Guardian Heroes
• 1996

Deep Fear
• 1998

Sakura Wars
• 1996

Shinobi Legions
• 1995

Princess Crown
• 1997

Langrisser III
• 1996

Sakura Wars: Hanagumi Taisen Columns
• 1997

Lunar: Eternal Blue
• 1998

Shining Force III Scenario 3: Bulzome Rising
• 1998

Shining Force III Scenario 2: Target: Child of God
• 1998
About the Sega Saturn
The Sega Saturn (SAT) is a home video game console manufactured by Sega. Released on November 22, 1994, it belongs to the 0th generation of gaming hardware.
With a library of 14+ games, the SAT 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 SAT encyclopedia entry offers comprehensive information about this iconic gaming platform.