Portable - Skyrim Skse 1.5.97

: It allows for the full use of SSE Engine Fixes , which patches bugs Bethesda left in the game, such as the "False Save Corruption" bug and frame rate issues.

Verdict

To get the most out of Skyrim SKSE 1.5.97, you'll need to use it in conjunction with mods. Here's how: skyrim skse 1.5.97