*RAM: Minimum of 64kB
*Video Display Processor: Yamaha V9938 (backward compatible with TMS-9918 and TMS-9928).
**Video RAM at least 64kB (usually 128kB in almost all machines, expandable to 192kB but the standard only provides for a maximum of 128kB, this extra VRAM can not be displayed and is only accessible via the VDP commands).
*At least 70 keys (including five programmable function keys, Graph, Code/Hangul/Kana/РУС, Select, Stop and four arrow keys. Caps and Accents/Dead keys are optional), QWERTY with JIS or 50 Onjun key layout for Japanese keyboards.
*General Instrument AY-3-8910 Programmable Sound Generator. 8 octaves and 3 sound channels.
*At least 64kB RAM with Memory Mapper.
*32kB Main-ROM and 16kB Sub-ROM containing BIOS/MSX-BASIC version 3.0, with the instructions adding screen scrolling, three new screen modes (see below) and the display of Kanji modes
*Yamaha V9958 Video Display Processor: backward compatible with the TMS9918/TMS9928 and V9938 (for more info: V9958 MSX Video Technical Data Book). The V9938's light pen and mouse support circuitry was removed in the V9958. (It was never used except by a few machines - see here)**VRAM 128kB (expandable to 192kB but the standard only provides for a maximum of 128kB, this extra VRAM can not be displayed and is only accessible via the VDP commands)
*At least 70 keys (including five programmable function keys, Graph, Code/Hangul/Kana/РУС, Select, Stop and four arrow keys. Caps and Accents/Dead keys are optional), QWERTY with JIS key layout for Japanese keyboards.
*Kanji Display (Japanese computers only)
*At least 256kB RAM with Memory Mapper.
*32kB Main-ROM and 16kB Sub-ROM containing BIOS and MSX-BASIC version 4.0
*Yamaha V9958 Video Display Processor: backward compatible with the TMS9918/TMS9928 and V9938 (for more info: V9958 MSX Video Technical Data Book).**VRAM 128kB (expandable to 192kB but the standard only provides for a maximum of 128kB, this extra VRAM can not be displayed and is only accessible via the VDP commands)
*At least 70 keys (including five programmable function keys, Graph, Code/Hangul/Kana/РУС, Select, Stop and four arrow keys. Caps, Accents/Dead and, 実行/Execute, 取消/Cancel keys are optional), QWERTY with JIS key layout for Japanese keyboards.
*Kanji Display (Japanese computers only)