mojira.dev
MC-312465

The frame time overlay enabled by F3+2 incurs excessive performance overhead.

bugs-legacy.mojang.com bugs.mojang.com report.bugs.mojang.com mojira.atlassian.net
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The frame rate difference between having the overlay closed and open is nearly 50%.

https://www.mediafire.com/file/q7fe7el9hn96zk7/%E5%B1%8F%E5%B9%95%E6%88%AA%E5%9B%BE+2026-10-09+194125.png/file

https://www.mediafire.com/file/yarkk3agu9d8kl8/%E5%B1%8F%E5%B9%95%E6%88%AA%E5%9B%BE+2026-10-09+194059.png/file

These are examples.

Hopefully, it can be seen.

Environment

Key impacts: CPU AMD RYZEN 7840H /GPU NVIDIA RTX 4060 Laptop drive: NVIDIA 617.42 SYSTEM:Windows11 25H2

Attachments

屏幕截图 2026-10-09 194059.png 屏幕截图 2026-10-09 194125.png

Comments 2

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Thanks

张月鹿

(Unassigned)

Unconfirmed

26.4 Snapshot 3

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