# 5.4.2 CompositeEditorPrimitives and PopulateDepth causing major performance issues

**URL:** <https://forums.unrealengine.com/t/5-4-2-compositeeditorprimitives-and-populatedepth-causing-major-performance-issues/1916572>\
**Category:** Feedback & Requests\
**Tags:** unreal-engine, question\
**Created:** [June 25, 2024, 9:17pm UTC](https://forums.unrealengine.com/t/5-4-2-compositeeditorprimitives-and-populatedepth-causing-major-performance-issues/1916572 "2024-06-25T21:17:27Z")\
**Posts on this page:** 1\
**Showing post:** 5

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**Author:** ![Zoey\_222](https://d3kjluh73b9h9o.cloudfront.net/original/4X/2/8/5/28502927f1d97ba1051b3b47ccfe17233bf41ef0.png) [@Zoey\_222](https://forums.unrealengine.com/u/Zoey_222)\
**Post date:** [March 30, 2026, 10:20pm UTC](https://forums.unrealengine.com/t/5-4-2-compositeeditorprimitives-and-populatedepth-causing-major-performance-issues/1916572/5 "2026-03-30T22:20:36Z")

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While I cant fix the 2gb memory required by unreal 5 to render a couple icons, I was able to figure out the other thing in my scene causing massive performance issues.

It was a scene cap in a con script

> [@Why does a Scene Capture Component Cube in a Construction Script Decimate Perf?](https://forums.unrealengine.com/t/why-does-a-scene-capture-component-cube-in-a-construction-script-decimate-perf/2710186):
>
> This setup utterly destroys perf in Unreal 5.5-5.7. It works just fine in 5.4. Why? [image]

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