Tales of Pirates is an older engine, which means it doesn't always play nice with modern multi-core processors and high-resolution monitors.
[Sound] MusicVolume=0 EffectVolume=70
If you want to eliminate lag, maximize your DPS, or simply make the UI less of a headache, these Tales of Pirates tweaks are essential for every Voyager, Champion, and Sealmaster. Performance and Graphics Tweaks
Attack Speed (AS) is capped at 250, but the game rounds down.