Refers to processors where integers and other data are stored in 32-bit registers. This has been the dominant processor architecture for a while, only recently being superseded by 64-bit operating systems.

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Eclipse 32 or 64 bit?

I'd like to download Eclipse, but I'm not sure which version to download 32 or 64? mbp:~ alexus$ uname -a Darwin mbp.uftmasterad.org 11.1.0 Darwin Kernel Version 11.1.0: Tue Jul 26 16:07:11 PDT 2011; ...
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2answers
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It is possible to change windows7 64bit to 32 bit without re-install windows? [duplicate]

Possible Duplicate: Windows 7 and Vista Activation FAQ: how do language, version, 64-bit or 32-bit, and source affect ability to install and transfer Windows licenses? It is possible to ...
2
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0answers
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Downgrade Windows 7 from 64-bit to 32-bit? [duplicate]

Possible Duplicates: Can I legally downgrade from Win 7 64 bits to Win 7 32 bits? Windows 7 and Vista Activation FAQ: how do language, version, 64-bit or 32-bit, and source affect ability to ...
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1answer
43 views

Upgrade dual boot XP Pro 32-bit / 7 Home Premium 32-bit to dual boot XP/7 64-bit versions

I have a dual boot PC (Windows XP Professional / Windows 7 Home Premium 32-bit) on two partitions on my hard drive. I have recently installed 8GB of RAM; how I can upgrade the whole configuration to ...
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3answers
18k views

Why do I get “this CPU is not compatible with 64-bit mode” on a 64-bit processor?

I have a 32-bit Ubuntu 10.10 as a host OS, VirtualBox 4.0, Windows 7 64-bit Professional as a guest OS. The laptop processor is 64-bit. When I try to load Windows 7 64-bit in VirtualBox, the error ...
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3answers
450 views

Do x86 applications use 64 bits addresses in x64 operative systems?

I was wondering... 64bits OSs can run 32bits applications right? Windows use WoW64 to achieve this right? My question is, when these applications are run, does they use 64bits or 32bits addresses? I ...
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2answers
4k views

Connecting Sony Wireless BT Headphones DR-BT101 to Windows 7 32-bit Home Premium?

I'm looking for a way to connect Sony Wireless BT Headphones DR-BT101 to Windows 7 32-bit Home Premium. The headphones are detected by Windows, but they appear with a yellow troubleshooting icon, and ...
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5answers
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How to patch Windows 7 32bit to use more than 3.25GB of RAM [duplicate]

Possible Duplicate: Enabling PAE on Windows 7 32-bit? I heard there was some kind of patch that let's a 32bit Windows installation use more than 3.25GB of ram(which is the limit for a 32bit ...
6
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1answer
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What is the max. capacity of RAM in 32-bit machine? Why it is not 16GB? [closed]

This question is inspired from a question in stackoverflow here To what I know, for 32bit machines, we can have 2^32 combination set of instructions. so for a max capacity of a RAM in 32-bit ...
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2answers
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Does a 64bit OS consume more memory for exactly the same funtionality? [duplicate]

Possible Duplicate: Do I need more RAM for programming if I switch to a 64 Bit OS? I haven't done any proper clinical analysis but the first time I booted a 64 bit version of Linux some ...
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1answer
985 views

launch application from osx terminal in 32bit mode

How can I pass an argument to the "open" command to launch an application from the terminal in 32-bit mode? open /path/to/some.app [--args arguments] I have to manually check and uncheck the ...
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1answer
2k views

Install 32 bit x86 version of Ubuntu 11.04 on a 64 bit capable Core 2 Duo computer

I am trying to install Ubuntu 11.04 on my Core 2 Duo PC using the 'Ubuntu installer for Windows' so that I can dual-boot to Windows 7 (32bit) or Ubuntu 11.04. I already have the x86 alternative ISO ...
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2answers
8k views

How to enable 32-bit binary compatibility on Linux Mint 11 x64

I've recently installed x64 Linux Mint 11, basically Ubuntu Natty. Since the install I've found that 32-bit applications which used to run on my Ubuntu system are rejected by my Mint 11 system. When I ...
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3answers
2k views

64bits Vs 32bits processors [memory consumption] [closed]

Does a 64 bit processor consume more memory (RAM) than a 32 bit one?
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1answer
2k views

Is it possible to upgrade from Windows-7 32-bit to Windows-7 64bit without losing data in Bootcamp?

I want to install Windows-7 on a recent Mac Book Pro. I have a Windows-7 (32-bit) installation disc that I plan to use for the installation, using Bootcamp. However, I'm also thinking about getting a ...
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1answer
41 views

Easy way of knowing an availability of 64-bit version

My Question might bit odd to some, but is there any software that could let me know whether a 64 bit version of the software installed in my PC is available or not, instead of me going on each ...
17
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3answers
501 views

Is there a significant limitation on useable software on a 64-bit Windows machine?

I have a 32-bit laptop that I've had for like two years. I'm getting a new one now, and I'm now noticing that lots of laptops come with Windows 7 64-bit. I've always heard that it's harder to find ...
2
votes
1answer
13k views

Check if 32 or 64-bit Windows OS via registry [duplicate]

Possible Duplicate: Detect Windows Server version 32/64-bit in CLI Is there a way to check whether a user is running a 64-bit or 32-bit operating system by looking in the registry? The ...
2
votes
1answer
1k views

Installer is asking about x86 and x64 - what are they?

I'm running Windows Vista 32-bit with 2 GB RAM. I want to install Windows 7. The install is asking what architecture, X86 or X64. I was thinking it would be asking 32-bit? What's going on?
2
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0answers
886 views

Ubuntu Natty: 32-bit userland, 64-bit kernel?

I'm trying to manually install a 64-bit kernel for 32-bit Ubuntu. I have my reasons for doing so, but they're too complicated to explain here. Prior to Natty, this worked fine. Now, on Natty, I get ...
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2answers
910 views

Debian 6 installer 32Bit vs. 64Bit

I am a little confused about the Debian installer. I chose the i386 release of Debian 6, downloaded the ISO and installed in a Core2-Quad with 4Gb of RAM. That lead me to a System with a 64Bit Kernel ...
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2answers
499 views

How do you keep a specific process out of virtual memory (aka paging)?

In windows, my guest VM keeps getting put into virtual memory... and then the VM freezes... because the VM is not able to respond at all. I even wait like 5 minutes and no response from the VM. How ...
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1answer
875 views

how to recover from Internet Explorer certificate errors in Windows XP SP3

my Internet Explorer works properly on some sites and on others it does not work,I would like to know what does it mean when the Internet Explorer displays certificate errors and how can I recover ...
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2answers
321 views

What are some computers that have at least an i5 and windows 7 32bit? [closed]

For compatibility reasons, we need to run Windows 7 32 bit, not 64 bit. We want to buy at least i5 level machines (or i7). For some reason, it seems like i3 machines generally come with 32 bit ...
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4answers
2k views

Is there a windows command that returns the list of 64 and 32 process?

I am looking for a solution to locate which process are running over 64 and which ones on 32 bits on my Windows Seven 64 system, there is a simple windows shell command available to do that???
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3answers
4k views

Should I install 32-bit or 64-bit Linux? [duplicate]

Possible Duplicate: Should I choose 32 or 64 bit for Linux? I have a three-years-old Dell box with an Intel Core 2 Duo CPU and maximum 4GB RAM. I want to install Linux on the system but am ...
3
votes
1answer
4k views

Can I increase Windows XP 32bit's 3.5Gb RAM limit with /PAE? [duplicate]

I have Windows XP Pro 32bit, and cannot upgrade to a 64bit os for various reasons at the moment. I read that I can use PAE to remove the 3.5Gb limit of a 32bit os by editing the boot.ini file. Is ...
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3answers
2k views

Why can't Windows 7 64 bit run 32 bit programs?

From what I understand of it, the architecture hasn't changed as much as it did from 16 bit to 32 bit so why do we need XP mode and the like to run 32 bit apps in Windows 7 64 bit? Or have I ...
2
votes
1answer
237 views

Can 2 Modules Of 2GB Activate Dual-Channel In Windows XP Home 32-bit?

Windows XP Home is 32-bit and it allows only to use approximately 3.25GB of RAM. If i buy 2 modules of 2GB, will dual-channel still work even though Windows sees only 3.25GB of RAM?
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3answers
326 views

I need more RAM

I currently have a 32bit version of Windows XP Professional on which I have installed the following 32bit software: Chromium 13 Adobe Photoshop 7 Office 2003 Professional Altiris 6 Microsoft SQL ...
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1answer
474 views

When the term 'x86' is used, does it always refer to 32-bit?

When the term 'x86' is used, does it always refer to 32-bit? And is it only about Intel processors?
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1answer
223 views

a 64 bit guest on a 32 bit host with 64 bit support

Can a 64bit Guest OS run on a 32bit Host OS if the processor is 64bit? i'm running virtualbox on ubuntu 10.04 32bit
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2answers
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Is there a reason to install a 64bit OS on a computer with less than 4GB of RAM? [duplicate]

Possible Duplicate: Is there any benefit from installing Windows 7 64-bit when you have less than 4GB or RAM? Hi everyone. I have a computer with Arch Linux x64 on it and 3 GB of RAM. ...
3
votes
2answers
2k views

Unable to play my old DOS games on new laptop?

I upgraded to a new Compaq laptop last year with Windows 7 installed, and now I'm unable to play my old DOS games and I get this error message when I try to play: The version of this file is not ...
4
votes
2answers
2k views

32 Bit Applications won't start on Windows 64 Bit

I've installed the latest Catalyst and other Software on my Windows 7 64-Bit System. Everything was ok but since the last boot all my 32-Bit Application won't work anymore. I figured out that the ...
5
votes
7answers
8k views

Internet Explorer 9 closes immediately on startup

I've just finished installing Internet Explorer 9 on my Windows 7 32-bit machine. It appeared to complete okay, with no errors or warnings in the event logs. However when I try to run Internet ...
3
votes
2answers
14k views

Is my 2010 MacBook Air 32 or 64 bit [duplicate]

Possible Duplicate: Mac OS X: How can I tell if I'm in 64-bit mode? How do I find out if my 2010 MacBook Air is 64 or 32 bit? Trying to download Eclipse.
4
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2answers
3k views

Starting MacBook Pros in 32 bit mode

Following on from Are the new Macbook Pro 64 bit or 32 bit?. The new MacBook Pros (March 2011) now seem to start in 64bit mode rather than 32bit mode. Thanks for letting us know Apple! This is ...
5
votes
2answers
6k views

Can I legally downgrade from Win 7 64 bits to Win 7 32 bits? [duplicate]

Possible Duplicate: When reinstalling Windows 7, does the language, version, architecture (64-bit or 32-bit) or source (OEM, retail, or MSDN) matter? Tired of the unstable Win 7 64bit I got ...
12
votes
3answers
12k views

Is my install 32 or 64bit?

I'm trying to find out if my Ubuntu install is 32 or 64bit. The best I can find is "i686" does this mean its 32 bit? Whats the correct way of finding out if the Ubuntu installed on my laptop is 32 ...
10
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3answers
6k views

32 bit or 64 bit OS on a 512 mb VPS?

I am planning to rent a VPS service with following basic specification: 512mb of RAM 1 CPU 20gb HDD (4gb of it is swap) Ubuntu 10.10 server I am able to choose between a 32 bit or 64 bit install ...
7
votes
1answer
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run 32-bit task manager in windows 7 64-bit

I read in this answer that Windows 7 has two versions of the task manager, one being 64-bit and the other being 32-bit. How do I go about running this 32 bit version of the task manager in Windows 7 ...
0
votes
1answer
906 views

Can I install two Ubuntu versions on the same machine?

I have Ubuntu 10.10 32 bit already installed on my machine. I am using MongoDB and it does not work properly with 32 bit machine. So I want to install 64 bit Ubuntu 10.10 on my system on another ...
8
votes
5answers
57k views

How to check whether my hardware is 64-bit capable in Windows?

My OS is 32-bit but I want to know if my hardware support 64-bit
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3answers
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where.exe does not find OpenSSL libs when %ProgramFiles% variable is used in the PATH environment variable

I installed both 32bit and 64bit version of OpenSSL libs on Vista x64. The 32bit version was installed in c:\Program Files (x86)\OpenSSL and the 64bit version was installed in c:\Program ...
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5answers
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Different PATH environment variable for 32bit and 64bit Windows - is it possible?

Is it possible to have whole or part of PATH environment variable specific to the type of running process's image (32bit/64bit)? When I run some app from within 64bit cmd.exe I would like to have it ...
2
votes
2answers
1k views

How does the number of sticks of RAM influence speed, for the same total amount of RAM? [duplicate]

Which will run faster: four 1GB sticks of DDR2 RAM, or two 2GB sticks? Will they run at the same speed? I'm just curious since they are sold in both sizes, and I have four slots, but only two sticks ...
0
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2answers
602 views

Is my Computer 64-bit or 32-bit? [duplicate]

Possible Duplicate: How to tell if a computer has a 64-bit CPU or OS I want to know that my computer is 64-bit or 32-bit. What’s the different between 64 & 32 bit? How I can check out ...
2
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1answer
721 views

Is Lenovo Z560 32-bit or 64-bit?

Is Lenovo Z560 (59-048876) 32-bit or 64-bit? I could only find that it has Win7 Home Premium. Processor: Intel Core i5 460M Speed: 2.53 GHZ RAM: 4 GB HDD: 500 GB Screen: 15.6"
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7answers
6k views

Run an application only compatible with 32-bit on 64-bit machine

Title's pretty explanatory. I have an application(Second Life) that isn't compatible with 64-bit windows 7. It says that it is compatible with Windows XP, Vista, and 7 but only the 32-bit version of ...