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*[https://www.youtube.com/watch?v=Fj-wZ_KGcsg GamersNexus: Framerate Isn't Good Enough: Latency Pipeline, "Input Lag," Reflex, & Engineering Interview]
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'''Input lag''' is the delay between pressing a button and seeing the game react.<ref>http://www.anandtech.com/show/2803</ref> The potential causes for "input lag" are described below (steps which have negligible contributions to the input lag have been omitted). Each step in the process increases "input lag", however, the net result may be unnoticeable if the overall "input lag" is low enough.
;Before diving in, let's distinguish between four key terms. Display lag, input lag, system latency, and [https://old.reddit.com/r/apexlegends/comments/f02vxz/apex_netcode_still_worst_of_all_brs/ netcode/network lag]. They might sound similar, but they affect your experience in different ways. While display and system lag can subtly influence input lag, it's crucial not to mix them up. See [https://www.youtube.com/watch?v=Fj-wZ_KGcsg GamersNexus: Framerate Isn't Good Enough: Latency Pipeline, "Input Lag," Reflex, & Engineering Interview] video.
==Causes==
*[https://github.com/hrydgard/ppsspp/issues/17685 PPSSPP: Input lag too high, ideas for improvement]
*[https://forums.libretro.com/t/an-input-lag-investigation/4407 Brunnis: An input lag investigation]
[[Category:FAQs]]
