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).

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Windows 7 x64 reports 8.00GB installed ram, but only 3.47Gb usable [duplicate]

Possible Duplicate: 8.00GB RAM (3.22GB usable) in Windows 7 x64 Lenovo Z575 laptop with 8GB RAM Windows Ultimate, 64-Bit, Service Pack 1, installed this evening with latest drivers etc. AMD ...
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3answers
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Can't access some websites with any browser

I'm running Windows 7 64-bit on a new Samsung laptop and accessing the internet okay via ethernet cable to my university's ISP. Some sites work fine (e.g. google.com) but I can't access others at all ...
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votes
3answers
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Computer Fans go to 100% when shut down

I have a Asus P5Q Deluex motherboard and ever since I installed Windows 7 when I shutdown or the computer goes into Hibernate mode the fans turn on to 100%. It will be running super quiet when ...
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votes
2answers
2k views

Flickering Java application GUI on windows 7

I am trying to use the jMonkeyPlatform to create a game, but the GUI of the application keeps flickering black on refreshes and resizes of the panels. I found issues on more programs that have this ...
4
votes
3answers
3k views

8 GB RAM installed, only 7.5 GB usable. Windows 7 64-bit

I just upgraded my computer's RAM, adding another 4 GB to the computer. Windows 7 acknowledges that 8 GB is installed, but says only 7.5 GB is accessible. Any idea why? I thought since I had the ...
4
votes
3answers
6k views

Can I run 64-bit executables on a 32-bit Linux?

If yes, how? OS: 32-bit Red Hat Enterprise Linux Client release 5.4 (Tikanga)
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7answers
6k views

Is 4GB Ram sufficient for a 64 bit OS

I am aware that 32 bit operating systems cannot make full use of a 4GB installation, however is that extra .5 GB in any way useful when using 64 bit? Doesn't the double word length of memory pointers ...
3
votes
3answers
8k views

Cleaning winsxs - doesn't work [duplicate]

I've tried the cmd command and Windows cleaner with elevated privileges, neither has cleaned winsxs folder. It says that the task has been completed in the CMD, but winsxs is still 14gb. I'm using ...
3
votes
1answer
2k views

how to tell if my code is compiled in 32 or 64 bit

I am using Cygwin (64 bit) on a 64 bit Windows 8 laptop. I notice a lot of the libraries/binaries/etc. say "Cygwin32" on them. If I compile my code using these, will my software take full advantage of ...
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votes
2answers
2k views

Why does CPU Time for the System Idle Process increase *faster* than the wall clock?

My computer has been up for 30 min but task manager shows that CPU Time for System Idle Process at 1:30 plus. Every second it advances another 3 or sometimes 4 seconds. The machine is also running, ...
3
votes
2answers
1k views

Is there any 64-bit PDF plugin for browsers?

I'm now using a 64-bit version of a browser based on Firefox' rendering engine, but I don't see PDFs inside the browser because all of the readers I found are 32-bit, so their plugins don't work. Is ...
3
votes
2answers
880 views

Running a 64-bit VirtualBox archive on a 32-bit machine

I received a VirtualBox archive that should import a virtual machine. The archive was created using Mac OS X. The problem is that it works on 64-bit machines, but not on 32-bit. On 32-bit ...
3
votes
1answer
385 views

Compatibility issue before upgrading Windows 7 64-bit to Windows 7 64-bit Service Pack 1

I have installed Windows 7 64-bit Ultimate edition on my laptop and now i want to upgrade it into Windows 7 64-bit sp1 Ultimate edition. But installer tells me you cannot upgrade because: You can’t ...
3
votes
3answers
2k views

How can I find out if a given program is 64 or 32 bit version?

How can I find out if a given program is 64 or 32 bit version? I can't to do it by simply looking at where it's installed, since some programs need no installer and may be put anywhere. Here, no ...
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votes
6answers
274 views

System Maintenance Tool?

Is there a tool you guys would recommend I install on a new 64-bit win7 system that would allow me to keep my registry clean, keep my drivers up-to-date etc?
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4answers
4k views

Windows 7 RTM 32Bit vs 64Bit (with 4GB RAM)

I just upgraded to 64Bit Win 7 RTM - very happy with it - I also have 4GB RAM. The problem is I bought an expensive Logitech Wireless USB Headset, that sounds really choppy in a 64Bit system - it ...
3
votes
4answers
7k views

Getting 3d acceleration working in Windows 7 64bit on Mac Boot Camp?

I've installed the Windows 7 RC 64-bit edition under boot camp, but I'm have zero luck getting the 3D acceleration working. I've installed all the Mac drivers (including the 64bit Nvidia ones on the ...
2
votes
1answer
652 views

Howto fix RAM Utilization in BIOS? [duplicate]

Begin: Windows 7 Home 32-Bit I addded 4gb of RAM to the computer (3.12gb of 8gb Usable) I upgraded my PC to: Windows 7 Professional 64-Bit Added New Hard Drive Added New Graphics Card End: Windows 7 ...
2
votes
1answer
878 views

Ubuntu 12.04 hangs on reboot (“All processes ended within 1 seconds”); how to debug?

I read through a lot of ubuntuforums threads and tried out various things. Still freshly installed Ubuntu 12.04 (64-bit, 3.2.0-38) hangs on reboot/shutdown after the line "All processes ended within 2 ...
2
votes
1answer
9k views

Force application to run in 32-bit process on 64-bit Windows

Is there any way to force application to run in 32-bit mode on 64-bit Windows ? My Os is windows 7 64 bit.
2
votes
3answers
721 views

HP Envy no longer detects MS 5000 mouse

I bought an Envy 17 laptop running Windows 7 Professional x64. Everything worked fine. My brother showed me Magicka. Decided to buy it. Found I needed a middle button (why don't laptops have middle ...
2
votes
1answer
521 views

How can I see if Windows is getting RADVD advertisements?

I'm troubleshooting my home network setup and am looking for a way to see if windows is receiving radvd advertisements on a certain interface because I believe that my router isn't sending on WLAN. ...
2
votes
3answers
8k views

Upgrade from Windows 7 32 bit to 64 bit [duplicate]

Possible Duplicates: Where do I download Windows 7 (legally from Microsoft)? Can I transfer a Windows 7 license to another computer? When reinstalling Windows 7, does the language, version, ...
2
votes
2answers
3k views

Computer wakes itself few seconds after hibernation

This is the situation: this is a Dell Optiplex 755, I recently upgraded it to Windows 7 64-bit, it had Windows XP SP3 previously. on XP I never had a problem hibernating the PC, now with Windows 7 64 ...
2
votes
1answer
3k views

Is there a codec to preview Panasonic rw2 files in Windows Explorer for a 64-bit version of Windows?

Have you been able to find a Panasonic .rw2 image file codec to view rw2 images in explorer? (Before you answer, make sure it's for 64 bit :+>)
2
votes
1answer
1k views

Error turning windows features on in Windows 7 64 bit

On 64bit Windows 7 system RTM (fully patched), I'm trying to "turn windows features on". I select a few items (say "Games" or "Telnet Client"), and I keep getting the following error: An Error ...
2
votes
6answers
973 views

Confused between 32 bit OS and 64 bit OS

I have 32 bit Windows Xp on my machine now i want to install Windows 7 64 bit. Can i install it? My machine is 3-4 years old. Does the bits of OS has anything to do with hardware? Or it's just a ...
2
votes
2answers
322 views

Running 32-bit vs. 64-bit programs on a 64-bit OS

If I'm running a 64-bit OS (Windows XP x64 edition) and a program has both a 32-bit version and a 64-bit version, what are the advantages of using the 64-bit version? Will it be faster?
2
votes
2answers
251 views

Rescuing Windows XP after formatting the boot disk

My computer has two physical disks: Disk 0 (C:) Windows 7 Disk 1 (D:) Windows XP x64 I've been running a 64-bit version of XP installed on D: for some years but I didn’t realize it was initially ...
2
votes
1answer
431 views

Windows 7 x64 Network Adapter Fails

Recently I have begun to experience problems with my network access using Windows 7. The computer crashed after waking up from sleep and has not been able to access any network via ethernet since ...
2
votes
4answers
2k views

64 Bit Free Anti Virus [closed]

Related Question Free Antivirus solutions for Windows I am looking for a free native 64 Bit Anti virus package. I know lots / nearly all packages will run in 32bit emulated mode, but I can't ...
1
vote
1answer
5k views

How to turn off auto start on-screen-keyboard on Windows 7 64 bit?

I'm on Windows 7 64-bit in a Laptop HP Elitebook 8460p I really don't like the keyboard so I plugged in an external usb keyboard and it worked fine, but accidentally I kept pressing the keys cause I ...
1
vote
1answer
5k views

Upgrading from 32 to 64 Bit Windows 7, without losing program installations/games [duplicate]

I recently built a new computer and put the wrong installation of Windows on (32 bit), meaning I cannot use all of my RAM. I would like to upgrade to the 64 bit version, though I already have ...
1
vote
4answers
588 views

Is my machine 32 bit or 64 bit?

i know this question has been asked a lot on superuser, but i am stuck as i have checked with different applications, windows system information, vmware processor x64 processor utility, cpu-z, ...
1
vote
1answer
1k views

How do I have Java auto-update for both 32-bit and 64-bit?

I have both Java 32-bit and Java 64-bit installed on my computer, and when automatic updates rolls around it asks me to save in Program Files (x86), but no equivalent for 64-bit Java comes up. How can ...
1
vote
1answer
547 views

Radeon HD6570 only working in Linux Kernel 3.6.7

I have an interesting problem getting my Radeon HD6570 graphics card working in Fedora 17: When booting into any Linux kernel version above 3.6.7-4, after GRUB finishes there is no video except for a ...
1
vote
1answer
787 views

Pressing key with accent character makes it enter twice

I’ve got a very strange issue on my PC. Whenever I type an accent character, they appear as if I hit the key twice. For example, when I type the following sequence: `~TEST^"' I get the following: ...
1
vote
0answers
533 views

Why doesn't Microsoft Word “Save thumbnail” work?

I tried saving a thumbnail as seen in this post: How can I save a Word 2010 document so it has a thumbnail preview image in its metadata? but it doesn't work - No thumbnail. Why? Is it because I have ...
1
vote
1answer
724 views

Windows 7 Dual Boot Hibernation

I have two different editions of Windows 7 installed on two different partitions (on the same physical drive). One is Windows 7 Professional 32-bit, one is Windows 7 Home Premium 64-bit. I have both ...
1
vote
1answer
1k views

nVidia driver is not installed for x64 Windows 7 (Vaio VGN-SZ460N) [duplicate]

Possible Duplicate: Video drivers for VAIO on Windows 7 I just upgraded memory to 4GB for Sony Vaio VGN-SZ460N laptop and trying to install Windows 7 x64. All works fine with default ...
1
vote
4answers
3k views

Check if Kubuntu is running on 64bit or 32bit machine

How can I check if my kubuntu is running in a 64 bits or 32 machine using terminal?
1
vote
0answers
664 views

Can't install Ubuntu 64 bit on my Asus Destop

I want to start installing Ubuntu on my new computer with an Asus P8H61-M Pro motherboard. The CPU is an i5 2400 3.1GHz, it has 8GB of RAM. I tried to burn the amd64.iso to different DVDs and then ...
1
vote
2answers
977 views

WIndows 7 64 bit reporting 3.00 gb usable memory with 4.00 gb installed [duplicate]

Possible Duplicate: How to enable 4GB in my Windows 7 64 bit? I have a computer that I have upgraded to Windows 7 Professional 64bit. It has an intel D945GB1 motherboard, Pentium D Dual ...
1
vote
2answers
1k views

Windows 7 professional 32-bit on a i5 machine, good or bad? [duplicate]

Possible Duplicate: 32-bit vs. 64-bit systems I've got an i5 laptop which came with Windows 7 home premium.I wanted to use the professional version and before doing my dual booting with ...
1
vote
2answers
2k views

GIMP 2.6.11 on Windows 7 64-bit can't open PNG files

I am a long time user of GIMP. It works beautifully on Windows XP and Windows 2000. The time has come to move on... to Windows 7. So I installed GIMP 2.6.11 on Windows 7 64-bit (straightforwardly ...
1
vote
3answers
2k views

Synergy prevents click and drag actions in some windows applications

My synergy setup is a Windows 7 x64 server and an iMac client. The problem I'm experiencing is that synergy prevents click and drag actions in 'some' windows applications. I notice it most often in ...
1
vote
2answers
2k views

Ubuntu: .xsession-errors ate 37.1 GiB of disk space: What is causing that?

Ubuntu recently informed me that I used up all disk space and need to free some more. After few hours spent looking for guilty party, I found out that my .xsession-errors file size is 37.1 GiB! I ...
1
vote
2answers
6k views

Card reader driver not installing correctly, but same driver used to work

I have an Acer Aspire 7720G-813G32Bn laptop. It has integrated (maybe 3?)-in-one memory card reader. The reader uses Ricoh chip from R5C8 series. I don't know the exact model number. I can't see the ...
1
vote
2answers
265 views

Can I run a 32bit version of Windows XP in a Virtual Machine, on a 64bit machine running Ubuntu (64bit)

I believe my title is enough.. I have a 64bit Computer running Ubuntu (64bit). Can I run a 32bit version of Windows XP in a Virtual Machine (VirtualBox)?
1
vote
1answer
2k views

Cannot Acess Folder on Externally Mounted HD

I'm running Windows 7 64-bit, and I've mounted my previous computer's Vista 32-bit hard drive through an external enclosure so that I can access my files on my new computer. I can access every part of ...