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06 Jul 2012  

Windows 7 x64 Professional SP1

Those issues you mention are strongly related to your Internet/Network Connectivity,

Please try the following steps.

Have you tried optimizing your network stack for lower latency gaming using this
Tcp/ip batch file from speed guides?

SG TCP/IP Batch File


The SG Vista/7 TCP/IP patch us a quick way to optimize Vista TCP/IP settings for broadband internet connections.

It sets both netsh auto tunning levels and modifies the Windows Registry as recommended by our Vista Tweaks article.

It is recommended to run the patch when logged in with administrative priviledges.

The patch allows for reverting all settings to their respective Windows default values as well. Note you may have to right-click the link above and choose "Save Target As..." to save to your computer.

To apply, save to your desktop and run as administrator (right-click -> run as administrator). Type Y when prompted to optimize parameters.

This batch file works for Windows 7 perfectly as well.

Leatrix Latency Fix

Next, try this Leatrix Latency Fix that has been successfully used to lower latency in MMOs like WoW and Everquest:-

Leatrix_Latency_Fix_3.00 (use to reduce lag).zip

Network Throttling Fix

Also, just to be sure, try this registry fix to prevent Windows from fudging up your network utilization if you're running movies/music in the background:-
(explains the phenomenon very well, this still exists in Windows 7 as a problem)

boost network game

Unzip and run the reg file. Double click and press Yes to accept changes.

Hope that helps!

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