Access to more than 4. GB of RAM on 3. 2bit Windows 8 (x. In this article we will explore how to override 4. Gb memory limitation on 3. Windows 8 (and Windows 8. RAM on PC. Most of Windows users are believe that Microsoft 3.
Gb of memory. So maximum available memory in Windows 8\ 8. Gb. The end user usually gets about 3- 3. Gb of memory. At the first sight it`s quite logical – addressing limit for 3. Gb. In all official documents Microsoft points out this maximum memory size supported in all client versions x. But actually Microsoft misinforms everybody a little bit.
What PAE is and why do we need it. PAE (Physical Address Extension) – is x. Gb of physical memory.
Here are the steps: Download the PAE Windows kernel patch from Wen Jia Liu's personal webpage. Enter the Desktop tile from the Start screen and open the downloaded. 4GB Patch makes x86 software more seamless in x64 computers. It forces 32-bit Applications To Use 4GB Virtual Memory In 64-bit Systems. Works on Windows 7 too.
We won’t deep into technical specifications of PAE technology we will just say that this technology is supported by all CPU and by Windows OS in particular for a long time. So for example 3. Windows Server version running on x.
By default, Windows Vista and Windows 7 can use up to 4 GB of memory. Learn how you can enable support for up to 64 GB with an easy to use patch. Buy Lenovo ThinkPad T450 i5 5300U 14' WXGA LED 4GB 500GB Win 7/10 Pro Business Laptop - 20BV0064US with best customer reviews and fast shipping. Kleine Sammlung von Tipps und Tricks aus der Windows Welt. Installations-Anleitungen und Software-Empfehlungen. Windows 7 Beta (Build 7000) parallel zu anderen.
PAE for access to all system memory (up to 6. Cedar Flash Menu Themes Download. Gb or up to 1. 28 Gb, depending on processor generation)More over support of PAE mode in Windows kernel is available starting from Windows XP. However PAE is available by default only in server versions of OS. In client Windows OS there is such a mode but it is disabled by default. Every process running on 3. Gb of addressing space.
PAE can’t extend memory which is available for a resource- intensive application (for example graphic or video editor). If there is such a necessity it`s better to use 6. Windows OS. Note that in case of PAE usage a little decrease of system productivity is possible due to memory access speed decrease which is connected with overhead caused by switching of the pages in memory. Drivers of some devices can’t work correctly in 3.
So a conclusion can be made that the upper limit of available physical memory in 3. Windows versions is limited by program at OS kernel level. And if there is program limit it means that it is overcomable! Let’s talk how to enable PAE mode on 3. Windows 8. 1 and to activate all available RAM for using. Patch for enable PAE, which allows to activate all memory on Windows 8.
It is impossible to enable PAE mode in Windows 8. Windows 8) by using in- built tools (to do this you should edit htoskrnl. HEX editor and re- sign it). It`s better to use a ready - made Patch.
Pae. 2 patch which is written by Wen Jia Liu enthusiast. You can download patch here (in this archive you can find Patch. Pae. 2. exe itself and its source code with necessary instructions). The patch is presented by small command line utility which allows kernel files of 3. PAE mode activation and allows to use more than 4 Gb of memory (up to 1. Gb)Patch. Pae. 2 is compatible with the following OS: Windows Vista SP2. Windows 7 / Windows 7 SP1.
Windows 8 / Windows 8. Note: Before necessary patch installation to avoid possible conflicts it is recommended to disable optimizers and operative memory drivers. They can be activated after patch applying and system loading in PAE mode. PAE patch installation in Windows 8 \ 8. Attention: This instruction can only be used for 3. Windows 8 and Windows 8.
For all previous Microsoft OS versions this process is a little bit different! Be attentive! Unpack the archive and copy Patch. Pae. 2. exe in %Windir%\system. C: \ drive)Run the command line with administrator privilege. Create modified Windows 8 kernel copy, supports memory up to 1. GB. Patch. Pae. 2. Create new modified bootloader which allows to disable kernel digital signature verification during boot.
Patch. Pae. 2. exe - type loader - o winloadp. Note: In case of every previous command successful completion message “Patched” should appear. Then we should create Windows 8 / 8. At this stage you can create reserve copy of BCD configuration just in case. Create new boot option by copying current configuration and make a comment “Windows (PAE Patched)” (or any other comment).
The last two commands are performed optionally. Lastly just reboot your PC and if you have done everything correctly such screen will appear. Choose Windows (PAE Patched) and after that Windows 8.
Gb of operative memory. User can switch from PAE to standard mode and vice- versa by reboot PC at any time. It is necessary to be especially attentive during Windows security updates installation after patch installation. Because some Windows updates also contain updates for the kernel and after their installation it is necessary to update PAE kernel too: 1. Patch. Pae. 2. exe - type kernel - o ntoskrnx. PAE patch removal. To delete PAE patch from the system it is necessary: Delete corresponding record from boot menu (the easiest way to do so is to use msconfig)Delete ntoskrnx.
Windir%\System. 32 folder. Patch doesn’t make any other system changes.
Make Windows 7, 8 and Vista 3. Support More Than 4. GB Memory. As you’ll know, there has been 2 versions of each Windows starting from XP which are 3. Sometimes a Windows 3.
We won’t go into details on what are the differences between x. Windows can support more than 4.
GB of RAM. If your computer has 4. GB of RAM and you’re using a 3. Windows, you’ll notice that only about 3. GB – 3. 5. GB is being recognized and the remaining memory is gone.
Weirdly, Windows 2. GB of memory so why can’t we do that with Vista and newer operating systems? The answer is: Microsoft doesn’t want that and it’s all just a licensing matter. Contrary to popular belief, there is no physical reason why a 3. Windows cannot access memory above 4. GB, but it’s more a case of Microsoft opting not to allow it.
Read the findings of software analyst Geoff Chappell to find out more. We can of course go for a 6. Windows, but even today, there is still quite a lot of software which cannot run properly on x. Not only that, Windows 6. For example, the Ram. Patch tool over at unawave. Windows 7 RTM, but was never updated to reflect the changes to the kernel files in Service Pack 1.
Also the program was removed from the website due to many false positives from antivirus software. We have tracked down the program and you can download and try it out on Windows 7 if you wish. Although some users have reported no issues running the patched kernel file from SP0 on an SP1 install, we suspect there may be stability or compatibility problems that will arise as a result of this at some point. Consider this program a useful tool to test with and perhaps not something to use permanently.
Luckily, there is a method which has been kept more up to date, and although it’s not quite as easy to implement as the Ram. Patch tool above, it’s still not that difficult. Patch. Pae. 2 is by Wen Jia Liu, also known as “wj. Process Hacker task manager software. This is a small command line tool that will patch the needed system files to enable 4.
GB and more of memory in Windows Vista SP2, Windows 7 RTM and SP1, and Windows 8 RTM 3. Follow the steps below to enable a patched system, the core system files ARE NOT overwritten meaning you can revert back without too much fuss. Download the Patch. Pae. 2 command line tool and extract the zip file to a folder of your choice. For our example, we’re extracting to the root of the C drive.
Open a Command prompt with Administrator privileges by pressing the Win key, typing cmd into the search box and then simultaneously pressing Ctrl+Shift+Enter. Then type the following: cd C: \Windows\system. Now, Windows Vista and 7 users type: C: \Patch.
Pae. 2. exe - type kernel - o ntkrnlpx. Windows 8 users type: C: \Patch.
Pae. 2. exe - type kernel - o ntoskrnx. This makes a copy of and then patches the Windows kernel file to enable the extra memory of 4. GB and above. 4. Type the following to make a copy of and disable signature verification in the Windows loader file: C: \Patch.
Pae. 2. exe - type loader - o winloadp. Enter this to create an entry in the Window boot menu, you can change the text in quotes to what you want: bcdedit /copy . Enter the following commands in turn, pressing enter after each. When you boot the patched system, a quick check should show that your amount of memory is now fully utilized. Do note that you still might not get access to all memory if some of it’s shared with the video adapter, e.
MB onboard graphics. As you can see from the image above, we now have a 3.
Windows 7 showing there is 6. GB of installed RAM available. This next image shows that Windows Resource Monitor confirms there is 6.
GB of memory installed and ready to be used, with over 5. GB still available for use. If you want to uninstall this patch again from your system, simply boot into the unpatched Windows, press the Win key, type msconfig and press enter. Then select the boot tab and highlight the patched boot entry, click Delete.
This screen can also be used for reducing the timeout and selecting the patched install as the default o/s to boot into if you plan on keeping it permanently. Also optionally go into C: \Windows\System. If after a Windows update you find the patch no longer works, re- run the command from step 3 to patch the kernel file again.