Star Fox Super FX 21 MHz Mode is a fan-made patch for the Super Nintendo game Star Fox, enhancing its performance by modifying the Super FX chip from 10 MHz to 21 MHz. This patch supports multiple hardware revisions of the chip, including the GSU-1 and GSU-2. Testers report significant speed improvements since its release on November 14, 2021, with updates refining compatibility and functionality.
This patch changes Star Fox from using the Super FX chip in 10 MHz mode to 21 MHz mode. On hardware the patch is compatible with the GSU-1, GSU-2 and GSU2-SP1 revisions of the Super FX chip. All testers have reported a noticeable difference in speed.
This could not be possible without the help of Vitor Vilela!
Star Fox Super FX 21 MHz mode v1.4
Release date: 2021-11-14
Last updated: 2021-12-10
Description
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This patch changes Star Fox from using the Super FX chip in 10 MHz mode to 21 MHz mode. On hardware the patch is compatible with the GSU-1, GSU-2 and GSU2-SP1 revisions of the Super FX chip. All testers have reported a noticeable difference in speed.
This could not be possible without the help of Vitor Vilela!
Rom/ISO information
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Database match: Star Fox (USA) (Rev 2)
Database: No-Intro: Super Nintendo Entertainment System (v. 20210222-050638)
File SHA-1: 2E77E250501D9B232630AEECC1E5505CF2327484
File CRC32: C056B80C
ROM SHA-1: CF08148CD8F26D51F8C67C956179DFC594E7A4F1
ROM CRC32: 8FC4E6D0
Changelog
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2021-12-10 v1.4
- Fixed ROM size/checksum issues
2021-12-06 v1.3
- Fix for broken Game Over screen
2021-12-06 v1.2
- Tweaked patch to make it compatible with the GSU-1 revision of the Super FX chip
2021-11-15 v1.1
- Fix for BSNES/ARES
2021-11-14 v1.0
- Initial patch
Database match: Star Fox (USA) (Rev 2)
Database: No-Intro: Super Nintendo Entertainment System (v. 20210222-050638)
File SHA-1: 2E77E250501D9B232630AEECC1E5505CF2327484
File CRC32: C056B80C
ROM SHA-1: CF08148CD8F26D51F8C67C956179DFC594E7A4F1
ROM CRC32: 8FC4E6D0
STAR FOX: Star Fox Super FX 21 MHz Mode (Non-FastROM) ROM
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