What OS you are running in this system?
If the system running on Win XP, it should okay since the CPU is release on that era (2008).
If the system running on Win 7 or 8.1, it could be lagging regardless whether you are playing a HD vidoes or not.
This post has been edited by WebWalker: May 19 2015, 06:04 PM
pc lag when playing hd videos
May 19 2015, 05:59 PM
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