Hi there, welcome.
1) Uninstall LogMeIn. It is not well on Windows 7.
2) Update Realtek lan driver:
Rt64win7 Rt64win7.sys Thu Mar 04 08:42:52 2010
Link Removed
3) Google for the Kaspersky removal tool and use it in safe mode to remove Kaspersky. Reboot and install MSE.
4) If issues persist, post a screen shot of CPU-Z spd and memory tabs.