how much RAM the various Windows versions and editions support?

Here's a list of how much RAM the various Windows versions and editions support (as of May 2010):

Windows NT 4.0: 4 GB
Windows 2000 Professional: 4 GB
Windows 2000 Standard Server: 4 GB
Windows 2000 Advanced Server: 8 GB
Windows 2000 Datacenter Server: 32 GB
Windows XP Professional: 4 GB
Windows Server 2003 Web Edition: 2 GB
Windows Server 2003 Standard Edition: 4 GB
Windows Server 2003 Enterprise Edition: 32 GB
Windows Server 2003 Datacenter Edition: 64 GB
Windows Vista: 4 GB
Windows Server 2008 Standard: 4 GB
Windows Server 2008 Enterprise: 64 GB
Windows Server 2008 Datacenter: 64 GB
Windows 7: 4 GB

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How to install Windows 7 via USB or Pen Drive?

Yesterday I found that I need to reinstall my OS.
I want to install windows 7, I downloaded the ISO image but now i need to burn it. When I burn it on DVD rom and trying to install its taking SO much time. SO I cancelled it.
Finally I choose to Burn this ISO image to USB Drive from this tool Windows 7 USB/DVD Download Tool (http://wudt.codeplex.com/).
After Burning it to USB I connected it to my machine and Changed the BIOS boot options First to USB Device.

and its installed within 10mins... Its Great!!.. (Remember to Plugout the USB Drive after your computer restarted First time during installation)..

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In WIndows 7, whenever we connect any USB Device on Some USB Ports we Got some warning messages?

I having windows 7 installed on My Laptop, Since last many months I having some issues whenever I connect any USB Device (Pen Drive, Mouse etc) I used to get some warning messages and sometimes it not works.
Yesterday I installed below mentioned hotfix and now I tested seems the issue resolved.
This Hotfix applies to a Windows 7-based computer. The computer has an Intel platform that is based on an Intel Atom Z670 processor and an Intel SM35 Express chipset. In this situation, you may experience functionality issues on full-speed and low-speed USB devices.

http://support.microsoft.com/kb/2528984

Let me know if it works for you also!!

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Latest update for Ntfs.sys

Below is a Hotfix realese by Microsoft for issues related to Ntfs.sys.
whenever your Windows Server 2003 SP2 stops responding due to Ntfs.sys use this to install.

http://support.microsoft.com/kb/980361

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How to prevent installation of SP1 on Windows Server 2008 R2 and Windows 7?

Just Download the Executable from the Link (www.microsoft.com/downloads/en/details.aspx?FamilyID=D7C9A07A-5267-4BD6-87D0-E2A72099EDB7) and run the EXE tool.
This will change your Registry Key (HKLM\Software\Policies\Microsoft\Windows\WindowsUpdate\DonotAllowSP) to 1.

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What VMware products are available in the Virtual Infrastructure 3 Starter, Standard and Enterprise editions?

VMware Infrastructure 3 Starter edition includes:


•ESX Server 3 with the following limitations:
◦No Fiber Channel or iSCSI SAN storage
◦Cannot be deployed on a server with more than four physical CPUs or 8G of physical memory
•VirtualCenter Agent
•Virtual Machine File System (VMFS) with the following limitations:
◦Can be used on local storage only (because the version of ESX Server in VMware Infrastructure Starter does not include SAN storage)

VMware Infrastructure 3 Standard edition includes:
•ESX Server 3 (with no limitations)
•VirtualCenter Agent
•VMFS
•Virtual SMP (up to 4-way)

VMware Infrastructure 3 Enterprise edition includes:
•VMware Infrastructure 3 Standard edition plus
•VMotion
•VMware HA
•VMware DRS
•Consolidated Backup Starter

Note:- that VirtualCenter Management Server is not part of any of the above editions and needs to be purchased separately.

 
http://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=5357713

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