http://msmvps.com/blogs/harrywaldron/archive/2008/08/08/mcafee-av-engine-5300-released-improved-performance-and-detection.aspxSo far, this new engine is working well on my XP SP3 PCs at work. Performance seems to also be improved, as launching programs and invoking right-mouse seems slightly faster. It is available as a standalone update from McAfee for corporate users. McAfeeenCommunityServer 2008.5 SP2 (Build: 40407.4157)http://msmvps.com/blogs/harrywaldron/archive/2008/08/08/mcafee-av-engine-5300-released-improved-performance-and-detection.aspx#1655376Tue, 25 Nov 2008 08:13:49 GMTd67277c4-116b-43f1-b688-e9ef184ea916:1655376murugan<p>fasdsdfs</p> <div style="clear:both;"></div><img src="http://msmvps.com/aggbug.aspx?PostID=1655376" width="1" height="1">