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libretro/emulators/mednafen_pce_fast.yml
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emulator: mednafen_pce_fast
type: libretro
core_classification: community_fork
source: "https://github.com/libretro/beetle-pce-fast-libretro"
upstream: "https://mednafen.github.io/"
profiled_date: "2026-03-24"
source_commit: "3f946f277aef3aa99a95551618bbcd1dd2bda0d9"
core_version: "v1.31.0.0"
display_name: "NEC - PC Engine / CD (Beetle PCE FAST)"
cores: [mednafen_pce_fast, pce_fast, beetle_pce_fast]
systems: [nec-pc-engine]
verification: existence
notes: >
Fork of Mednafen's pce_fast module (speed-optimized, no SuperGrafx support).
Separate codebase from beetle_pce (mednafen/pce_fast/ vs mednafen/pce/).
BIOS loaded via HuCLoadCD() at CD-ROM load time. Core option "pce_fast_cdbios"
selects which card image to use (default: System Card 3).
No Games Express auto-detection (unlike beetle_pce); user must select manually.
No hash or size validation on BIOS load.
Upstream pce_fast module only has a single pce_fast.cdbios string setting;
the 6-option dropdown is a libretro addition.
files:
- name: "syscard3.pce"
description: "CD-ROM System Card 3.0 (Japan)"
region: [japan]
required: true
source_ref: "libretro.c:65, libretro.c:1896-1901"
note: "Default value for pce_fast_cdbios option."
- name: "syscard2.pce"
description: "CD-ROM System Card 2.0 (Japan)"
region: [japan]
required: false
source_ref: "libretro.c:1903"
note: "pce_fast_cdbios = 'System Card 2'."
- name: "syscard1.pce"
description: "CD-ROM System Card 1.0 (Japan)"
region: [japan]
required: false
source_ref: "libretro.c:1905"
note: "pce_fast_cdbios = 'System Card 1'."
- name: "gexpress.pce"
description: "Games Express CD Card"
region: [japan]
required: false
aliases: ["gecard.pce"]
source_ref: "libretro.c:1906-1907"
note: "pce_fast_cdbios = 'Games Express'. For unlicensed Games Express titles."
- name: "syscard3u.pce"
description: "CD-ROM System Card 3.0 (US / TurboGrafx-CD)"
region: [north-america]
required: false
source_ref: "libretro.c:1908-1909"
note: "pce_fast_cdbios = 'System Card 3 US'. Not in .info."
- name: "syscard2u.pce"
description: "CD-ROM System Card 2.0 (US / TurboGrafx-CD)"
region: [north-america]
required: false
source_ref: "libretro.c:1910-1911"
note: "pce_fast_cdbios = 'System Card 2 US'. Not in .info."