64-bit refers to processors that have a word length (the fundamental data type of registers and memory transfer operations) of 64 bits, allowing each word to hold 2^64 = 1.845 x 10^19 discrete values (over 4 billion times as much as a conventional 32-bit word).

learn more… | top users | synonyms (4)

1
vote
2answers
6k views

What are some tips on reducing the disk space used by Windows 7?

Does anyone have any tips on reducing the space used by Windows 7? So far I've got: Empty Recycle Bin Run Disk Cleanup Wizard Use 'Programs & Features' control panel to uninstall unneeded ...
7
votes
4answers
1k views

What happens when you install > 4GB of RAM in a computer with a 32-Bit OS?

So I'm a programmer and I'm not a complete idiot so I know exactly why you can't access memory where you can't have pointers. But I've never tried this and I don't think I ever will because it seems ...
4
votes
2answers
1k views

Upgrade from Windows Vista (x64) to Windows 7 (x64)

Is it possible to upgrade from Windows Vista Home Premium (x64) to Windows 7 Home Premium (x64) without losing the current programs, their settings and the data in the hard disk? If possible, how much ...
4
votes
1answer
3k views

Windows 7 Processes starting as Suspended

All of a sudden, process that I start from the windows desktop are starting as suspended. For example, I have my Outlook pinned to the start bar. When I click on it the first time, The mouse cursor ...
3
votes
1answer
418 views

How do I determine the cause of resuming from hibernation in Windows 7?

My notebook sometimes resumes from hibernation without any apparent reason. This happens only when its plugged in power, LAN connection does not influence it. Is there some log that would tell me ...
3
votes
6answers
3k views

Windows 7 on a 64-bit computer

I read on Wikipedia that Windows 7 on a 64-bit PC needs twice as much RAM as on a 32-bit PC. I understand why is that: every number stored in memory takes 8 bytes rather than just 4. That, in simple ...
2
votes
1answer
916 views

VirtualBox - 64 bit OS on a 32 bit host - Pros and Cons

Is is possible to run a 64 OS in a virtual environment host that is 32 bit. Say for example, I am running Windows XP 32 bit. Would it be possible for me to run a 64bit OS using VirtualBox or VMWare. ...
2
votes
4answers
240 views

advantage of 64 bit os on system with only 2Gb [duplicate]

Possible Duplicate: 32-bit vs. 64-bit systems Im using windows 7 ultimate 32-bit. With 64-bit processor. Will I get any performance benefits if ever I upgrade to 64-bit windows 7, with the ...
0
votes
3answers
3k views

Connect to two LAN networks with a single card

I'm connected to a LAN with the aid of DHCP. Now and then, I need to reach a laptop someone brings to the office that's not configured to use DHCP. So far I need to do the following: Connect laptop ...
-4
votes
1answer
6k views

How change Windows language from Spanish to English in a Windows 7 Professionals 64bit? [duplicate]

Pls, note that is a Professional version, not Enterprise or Ultimate version.
120
votes
9answers
60k views

Why does 64-bit Windows need a separate “Program Files (x86)” folder?

I know that on a 64-bit version of Windows the "Program Files" folder is for 64-bit programs and the "Program Files (x86)" folder is for 32-bit programs, but why is this even necessary? By ...
21
votes
2answers
28k views

Running Java7 in Chrome for Mac OS X (requires 64bit?

My home banking system requires Java for logging onto the bank - see https://www.nemid.nu/ for a description of the system (in Danish only). This worked fine in Chrome under Mac OS X until recently ...
27
votes
5answers
22k views

How to check if a binary is 32 or 64 bit on Windows?

So, I need to do just that before I move the program to 32bit machine and experience a spectacular failure. Is there an easy way to do this?
8
votes
4answers
38k views

Does Apple Magic Mouse fully work on Windows 7 x86/x64?

I would like to know if Apple Magic Mouse works on Windows 7 (x86/x64) on non-Apple computers. Here are some checklists: x64 compatibility left click right click middle button? vertical scroll ...
15
votes
4answers
19k views

How do I capture a video of my Windows 7 desktop in VLC?

I used to be able to capture a video of my desktop in Windows 7 in an older version of VLC. But they've recently changed the UI and I can't seem to work out now how to record my desktop in the latest ...
12
votes
9answers
7k views

Too much memory getting used

I have been feeling this way for a while, looking at task manager mentally ballparking how much physical memory should be in use, and noticing a large disparity. I finally got around to measuring it. ...
13
votes
4answers
20k views

How do I know my laptop is 64-bit compatible?

I recently plan to buy a new laptop to run a 64-bit OS, but a friend told me that my current laptop is already 64-bit. How can I verify if my laptop is ready to load a 64-bit OS or not? Here is the ...
12
votes
3answers
132k views

Where can I download a legitimate Windows 8 ISO image?

I bought a product key for Windows 8 a while ago, but I never got around to using it, because I can't seem to find a 64-bit Windows 8 ISO image anywhere. My processor is 64-bit, but my current ...
9
votes
5answers
39k views

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 ...
11
votes
5answers
7k views

Bare-metal virtualisation for the desktop

What knowledge exists about bare-metal virtualisation products? I'm interested in building a new desktop machine for home. I've been looking at the Intel Quad Core processors and I'd like to put 8 GB ...
10
votes
3answers
4k views

What is meant by a 32 bit processor?

What is meant by a 32 bit processor, or generally an n-bit processor?
8
votes
6answers
12k views

How to delete a font in Windows 7 that is still in use?

I installed a barcode font for a project. The font was installed thru the Fonts control panel. Now I would like to remove the font from my system but when I try to delete it it gives me a warning ...
3
votes
4answers
4k views

Wake timers don't wake computer from sleep mode

I'm got a custom built PC running 64 bit Windows 7 Ultimate. So far everything works great except for one thing: it will not wake up from sleep mode for a wake timer or scheduled task. Sleep mode ...
3
votes
3answers
10k views

Command-line OCR in Windows 7

What are some command-line OCR utilities that will work in Windows 7 64-bit?
1
vote
1answer
190 views

Windows 7 webcam not functioning with warning message “Camera is used by other application”

A friend of mine told me her webcam is not functioning during her Skype call session. Symptoms/tests: Running the Skype video test gives the warning "Camera is used by other application Searching ...
9
votes
4answers
13k views

Is it possible to have 64 bit guest OSes run in Virtual PC RC on Windows 7?

Is it possible to have 64 bit guest OSes run in Virtual PC RC on Windows 7? I tried to install a Windows 7x64 Ultimate guest in Virtual PC, on a host PC running Windows 7x64, but got the following ...
8
votes
2answers
14k views

How to find the source of this BSOD? How to fix it?

I occasionally (always at the least convenient moment...) receive this BSOD on my Windows 7 desktop PC: Problem signature: Problem Event Name: BlueScreen OS Version: 6.1.7601.2.1.0.256.1 ...
5
votes
3answers
6k views

Add Notepad to Right-click new menu in Windows 7

Here's what my right-click menu looks like: There used to be a "New Text Document" item there but it's gone. Here's my registry value: Any idea how to fix it?
5
votes
5answers
29k views

How do I repair the .Net Framework on Windows 7

So I ran spyware doctor and it had a bunch of malware stuff. I clicked "Remove" but failed to create a restore point first. Now my websites running on .net 2.0 as well as visual studio 2008 are not ...
4
votes
5answers
4k views

How Does One Remove Duplicate Text Lines From Files Larger Than 4GB?

I am looking for an open source (possibly 64 bit) windows text editor that will allow me to remove duplicate lines from an extremely large (4GB+) text file. What do you use to remove duplicate lines ...
4
votes
2answers
8k views

Can I use a Windows 7 Professional 32-Bit OEM licence to install the 64-Bit version, too? [duplicate]

Possible Duplicate: When installing Windows 7 or Vista, does the language, version, architecture (64-bit or 32-bit) or source (OEM, retail, or MSDN) matter? I plan to buy a Notebook that ...
3
votes
3answers
1k views

File corruption after copying files in Windows 7 64 bit using two methods

I have 5000 pictures and other files in a directory taking up 35 GB. I want to duplicate this directory. Method 1: I do a simple copy and paste of the directory in explorer. I have the habit of ...
3
votes
3answers
8k views

DVD ROM Keeps Spining at random times, especially when starting windows explorer

I didn't had this problem before, recently I bought a SSD and installed Windows 7 x64 on it, and now the DVD sometimes spins without reason, it has no CD in it (this makes a bit of a lag). EDIT: it ...
3
votes
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 ...
2
votes
4answers
2k views

What's the difference between 32 & 64 bit Windows for hardware [duplicate]

Possible Duplicate: 32-bit vs. 64-bit systems What is the difference between the 32 and 64 Windows? To move to 64 bit, does that mean just different software, or does it also require ...
0
votes
4answers
27k views

Keyboard doesn't let me press certain keys at the same time

I'm not sure how to word the problem other than I can't use certain keys at the same time. For example, when playing games that require you to use the arrow keys to move and jump/duck I am unable to ...
0
votes
2answers
4k views

Does a motherboard have to support 64-bit or is it just the CPU?

Do I need to have both components to support 64-bit, motherboard and CPU. Or is it just the CPU that matters?
12
votes
1answer
11k views

Is my Windows 7 x86 license key valid for a x64 installation of Windows? [duplicate]

Possible Duplicate: When reinstalling Windows 7, does the language, version, architecture (64-bit or 32-bit) or source (OEM, retail, or MSDN) matter? I've just got a new laptop with Windows ...
12
votes
1answer
9k views

ubuntu: amd64 vs i386?

cant understand what these are even though i've read articles about them. does it has something to do with 32 bits and 64 bits CPU? so why is it saying "AMD"64 and "I386"? AMD is a label just like ...
9
votes
5answers
1k views

64 Bit OS and RAM

How much RAM can a 64-bit Windows 8 Ultimate Operating System use? I have read on the Microsoft website that you can place up to 512 gigabytes (GB), but to my understanding, I thought 64-bit implies ...
7
votes
9answers
13k views

For a PC with 1GB RAM, should I install 32 Bit or 64 Bit Windows 7?

I would like to install Windows 7 Ultimate on a PC with 1GB of RAM. What's better for me? The 32 or 64-bit version?
7
votes
3answers
18k views

How to Run an app as Administrator without the prompt?

When I start SQL Server Management Studio 2008, I an error that's been around forever and is documented here. One of the suggestions to fix it that actually worked was to start SSMS with Run as ...
7
votes
4answers
403 views

Is there any 64-bit software for Windows that is much preferable to its 32-bit counterpart in a 64-bit OS?

I was searching for a free 64-bit antivirus, since I read somewhere here on SU that its much better for 64-bit systems than the 32-bit version, I have only found 32-bit versions with 64-bit OS ...
6
votes
5answers
44k views

Windows 7 x64 - How can I test my memory?

People tell me that my computer may have some bad RAM. Is there a way to test it without special equipment?
3
votes
3answers
3k views

Different available keyboard layouts in language bar and Text Services and Input Languages

I don't really know a good way to describe this problem, so please take a look at the picture. There should be something odd about it. My problem is that when I install Serbian Latin layout, CJK ...
3
votes
2answers
551 views

“C:\Program Files” on Windows Vista+ (x64)

Exactly what is the difference between: C:\Program Files C:\Program Files (x86) C:\ProgramData I have two questions: Why are they different? How do I decide which one to look in for any ...
3
votes
4answers
4k views

Do 32 bit apps run slower (on Windows 7) on the 64 bit version than on the 32 bit version?

Assuming a fairly fast CPU (Dual Core 2.9 Ghz) and 4 GB of RAM, will the typical 32 bit app run at : Faster Slower Same speed on the 64 bit Windows 7 than on the 32 bit version?
3
votes
2answers
2k views

What (traditional) modems work with Windows Vista 64-bit or Windows 7 64-bit?

I have a US Robotics v.Everything modem that I occasionally used for fax and Internet dial-in backup access. However, that modem connected to my previous PC using a plain RS-232 9-pin serial port. ...
2
votes
2answers
8k views

Can 64-bit software run on 32-bit OS?

I have a 64-bit machine that has Windows 7 32-bit and Ubuntu 32-bit installed as a dual boot setup. Can I run 64-bit software on top of these 32-bit OSes, or are they a "bottleneck" limiting the true ...
2
votes
2answers
4k views

How do I resolve BSOD: PAGE_FAULT_IN_NONPAGED_AREA?

I have been trouble shooting this for a few days and cannot fix this anyhow. Computer specifications Mobo: ASUS Sabertooth X58 LGA 1366 Intel X58 SATA 6Gb/s USB 3.0 ATX Intel Motherboard CPU: ...