The OpenGL driver from Catalyst 14.11.2 should also work, it's the last version of Catalyst that works on Vista with just a simple inf mod. Don't know whether it has any advantages over the 13.12 one though.
Nightly build 2023-07-18-09-25-38 is the latest one that works.
https://ftp.mozilla.org/pub/firefox/nightly/2023/07/2023-07-18-09-25-38-mozilla-central/