TurboGrafx-CD / TurboDuo

1988–1994 · home console

Specifications

Cpu: HuC6280, 7.16 MHz (same core as TurboGrafx-16)
Ram: max: 256 KB adaptor RAM with the Super System Card installed · base: 8 KB main RAM plus 64 KB CD adaptor RAM
Media: CD-ROM
Output: RF, composite video
Storage: base: CD-ROM drive (add-on unit on TurboGrafx-CD, integrated on TurboDuo) · options: Super System Card upgrade for expanded adaptor RAM, required by later, more ambitious CD titles
Release Price: $399 (TurboGrafx-CD add-on unit plus Interface Unit, 1989); $299 (TurboDuo, integrated console, 1992)

Variants

Revisions

TurboGrafx-CDUS CD-ROM add-on for TurboGrafx-16, 1989

PC Engine CD-ROM2Japan, 1988, first CD-ROM console add-on

TurboDuoHES-DUO-01US all-in-one console+CD, 1992, white

PC Engine DuoPI-TG8Japan all-in-one console+CD, 1991

PC Engine Duo-RPI-TG10Japan cost-reduced redesign, 1993, off-white, no headphone jack

PC Engine Duo-RXJapan final revision, 1994, blue-gray tinge, purple eject button

Upgrade paths

RAM

8 KB main plus 64 KB adaptor RAM up to 256 KB adaptor RAM via the Super System Card · The Super System Card is a HuCard-format boot card that slots into the front cartridge port; later CD games (Super CD-ROM2, Arcade CD-ROM2) required it or refused to run.

~$60 for the Super System Card

EASY

storage

Single-speed CD-ROM drive, fixed · No faster drive or alternate media path existed; the add-on and integrated TurboDuo both used the same single-speed mechanism.

n/a

LOCKED