From NEC Retro

Technical specifications could be the only way to class PC-9800 games. Might as well make the tables pretty.

128KB 256KB 384KB 640KB 1.6MB 1.8MB 2.0MB 3.6MB 5.6MB 7.6MB
5MHz 5/8MHz 8MHz 10MHz 12MHz 16MHz 20MHz 25MHz 33MHz 40MHz 63MHz 66MHz
8086 8086-2 V30 80286 i386SX i386DX V30HL i486SX i486SX2 i486DX2 Pentium
GDC GRCG EGC 256 colour mode