Internet Explorer 5
From BetaArchive Wiki
Internet Explorer 5.0 is the fifth version of the Internet Explorer web browser, released on March 18, 1999. It is the last version of IE with support for the 3.x series, and was included with Windows 98 Second Edition by default.
Requirements
Minimum system requirements include a 486DX processor, 12 MB of RAM, and 30MB of disk space.