don't download the file from the Internet. You can extract the correct file from your Windows DVD: http://blog.nirsoft.net/2009/09/17/how-to-extract-missing-system-files-from-the-dvd-of-windows-7vista/
reading the hibernation file is slow: hiberpageswritten="207248" hiberread="91739000" resume="2803000">that are 91s. Disable hibernation, defrag the HDD and enable hibernation again. Does this improve it?
Only this applies to Client Windows: dism /online /Enable-Feature /FeatureName:NetFx3 /all /Source:%CDROM%\sources\sxs /LimitAccess /NoRestartThe rest are Server Features/Roles.
ok the X4 has a lot of pool memory usage (memory used by drivers in the kernel) You must run poolmon.exe to see which tag is the cause: http://blogs.msdn.com/b/ntdebugging/archive/2012/08/30/troubleshooting-pool-leaks-part-2-poolmon.aspx
Run RAMMap on both systems, store the data as RMP files, zip and upload them and send the links via PM. http://blogs.technet.com/b/askperf/archive/2010/08/13/introduction-to-the-new-sysinternals-tool-rammap.aspx