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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Memory limits in 16, 32 and 64 bit systems

The theoretical memory limits in 16, 32 and 64 bit machines are as follows: 16 bit = 65, 536 bytes (64 Kilobytes) 32 bit = 4, 294, 967, 295 bytes (4 Gigabytes) 64 bit = 18, 446, 744, 073, 709, 551, ...
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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 ...
8
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2answers
1k views

Why don't we have 33-bit CPUs? [closed]

I have seen that CPU's and operating systems have moved upwards in terms of bits from 8-bit to 16-bit, to 32-bit and currently to 64-bit. I understand that this change is to increase the maximum ...
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3answers
1k views

32 bit windows max ram with discrete graphics card

I understand that if I have an integrated graphics and 4 gb of ram, windows 7 needs to address some of it o the integrated ones. However how come if I have a discrete graphics card with 1 gb of vram, ...
-1
votes
3answers
67 views

Ram on windows XP [closed]

I run windows XP both 32 bit and 64 bit versions on virtual machines, I understand the 64 bit OS does ocupy a little more RAM than the 32, but is it a big difference? I don´t do may things on windows ...
5
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2answers
1k views

Why are processes in Windows 8 32 bit?

Why are some processes in Windows 8 32-bit? For example: I have the 64 bit version of iTunes, but it is a 32 bit process(in Task Manager). Why is this so?
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2answers
1k views

Is there any disadvantage to running a 64 bit OS on a low memory system? [duplicate]

Possible Duplicate: advantage of 64 bit os on system with only 2Gb Is there any disadvantages in running a 64 bit OS on a low memory system, say 2GB of RAM or less? Would there be any ...
0
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2answers
11k views

How can I install Internet Explorer 32bit in Windows 64bit?

I have laptop with Windows 7 professional 64 bit. Straight after installation, I removed all software I was not going to use, including Internet Explorer. Now I need to use IE, and what's more - I ...
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votes
2answers
3k views

Upgrade illegal windows 7 32bit to genuine windows 8 64 [closed]

I've seen this post: Upgrade to Genuine Windows 8 Pro from non genuine Windows 7 But I need something extra. I need to go from 32bit to 64bit. Is that even possible? My laptop's upgraded to 64bit. ...
0
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0answers
47 views

Ubuntu 32 bit tripple boot with 64 bit AND mac OS via Reffit

I am on a Mac machine which is dual booted with Ubuntu (We have to keep the mac OS partition on the machine otherwise it refuses to work properly, it is however never used) however today when I went ...
5
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3answers
3k views

Task Manager indicates program is 64-bit?

I downloaded the OpenHardwareMonitor program. The web site says it runs on 32-bit and 64-bit Windows. There is no installation file, it is just contained in a zip file. If you look inside the zip ...
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votes
1answer
127 views

Installing driver 32bit on win7 64bit [closed]

I need to get to work network scanner, printing already works via drivers from canon site, I installed scangear toll as well but when I add scanner from control panel it's not showing canon printer ...
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votes
1answer
360 views

If I double my ram on a x86 processor, does that double the ram I can use for each individual process? [closed]

I don't understand how 32-bit OS's use RAM on a per process basis. I've read the max RAM my x86 processor running a 32-bit OS can use is 2^32 = 4GB; but that's just for one process, right? 3DS Max ...
0
votes
3answers
128 views

Is my install 32 or 64bit? [duplicate]

Possible Duplicate: 32-bit vs. 64-bit systems Is my install 32 or 64bit? I'm trying to find out if my Ubuntu install is 32 or 64bit. Whats the best way of finding out if the Ubuntu ...
1
vote
2answers
14k views

Only 2.99 Gb RAM usable out of 8GB in Windows 8 32 bit [duplicate]

Possible Duplicate: 8gb ram in 32bit operating system I have installed 8 GB RAM in my system. Also upgraded OS to Windows 8 32 bit. My System configuration: Intel i7 960. Ram Crossair ...
0
votes
2answers
7k views

How can I upgrade from Windows 8 x32 to x64 fastest & easiest?

I was upgrading the hardware in a family member's computer and purchased the Windows 8 upgrade for $40 from their website. Not thinking, after I installed it I realized I now have 32bit Windows on ...
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1answer
3k views

virtualbox 3584MB memory limit?

I am running Oracle VM VirtualBox Manager 4.1.12_Ubuntu on a 32-bit Ubuntu laptop with 8GB RAM and the 64-bit Ubuntu VM only runs with up to 3584MB of RAM (with "Enable PAE/NX" setting activated in ...
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1answer
252 views

32bit Application Memory Usage on 64bit Windows 7

I have an early 2012 Macbook Pro with and Intel I7 processor and 16 gigs RAM running Windows 7 Professional 64bit via Bootcamp. I work in Geographical Information Systems as a programmer so most of ...
0
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2answers
83 views

Strange issue with 64 bit OS

So I own two versions of Windows 7, one is 32 bit, the other is 64. The 64 bit version came with my new desktop, and the 32 bit version came with my Laptop. I was doing a clean install of my laptop, ...
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2answers
890 views

Is my CPU 32-bit or 64-bit? Output from lshw, lscpu, getconf and /proc/cpuinfo

I use Debian squeeze on a Toshiba Satellite. I want to know FOR SURE if my CPU is a 64 bit or a 32 bit. I ask this here because I am now very confused. What follow are the outputs of four different ...
0
votes
3answers
304 views

Why does booting from a 64 bit Win 8 USB install work on a 32 bit laptop?

I upgraded a 64 bit Windows 7 laptop to Windows 8 through the Upgrade Assistant, creating a bootable USB without any problems. I installed it successfully. Before I purchased an upgrade for my 32 bit ...
0
votes
1answer
247 views

Win7 64-bit to Win8 Pro upgrade

I bought Windows 8 Pro on Microsoft's promotion. I used upgrade assistant while installing and it got to 90% and stayed there for an hour and a half until I cancelled it. It didn't respond, so I ended ...
0
votes
1answer
105 views

Requirements to change a 32-bit CPU with a 64-bit CPU [closed]

I want change my 32-bit Athlon with a 64-bit Phenom. Do I need to change my OS (32-bit Windows 7) as well?
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votes
0answers
19 views

How to install windows 7 64 bit ultimate over evaluation copy of win 7 ultimate 32 bit [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? I have win 7 ultimate ...
3
votes
2answers
25k views

Why is my 32bit ODBC connection not showing up in odbcad32.exe?

I have a Windows 7 64bit system that must run a 32bit application that accesses a MSSQL Server 2005 express via an ODBC connection. After installation everything was working fine. Now a few weeks ...
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votes
1answer
799 views

how to break the <4gb ram barrier in win xp sp2? [closed]

I know that it can be done by taking a file from win 2k3 server and mod it to place it in xp, but thats all I know! How can I do it? Side note: PAE doesnt work in sp2 (it works but there is a ...
0
votes
1answer
270 views

Upgrading from built-in Windows 7 32-bit to 64-bit? [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? Recently my hard ...
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4answers
4k views

Unmountable boot volume blue screen, what should I do?

I was trying to install an update from NVIDIA for my GTX 560, but while it was installing, my computer shut off. After a few minutes, I turned it back on. It got to the Windows boot screen and then ...
4
votes
2answers
444 views

Why is it so that 32 bit is limited to 4 GB RAM but it can easily support 1 TB HDD's? [closed]

Why is it so that 32 bit is limited to 4 GB RAM but it can easily support 1 TB HDDs? How does the binary math work?
0
votes
1answer
1k views

Comparison of numbers in Windows command line

How to compare two numbers if they are greater than 32 bit integer in dos in a 32 bit system? The two numbers are the size of folders in bytes. Can somebody help me please?
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2answers
650 views

Is it advisable to install Windows 7 64 bit on a machine optimized for 32 bit Vista

I have several machines that are running with 32 bit Vista and I want to upgrade them to Windows 7. Since the processors in the machines say they are optimized for 32 bit, should I stay with 32 bit ...
2
votes
0answers
567 views

Vista 32 Stop Error 0x000000B4: Video Driver Failed to Initialize. Is there hope?

Looking around on th internets, it's looking like the only option I have left is format and reinstall, which is something I'm REALLY trying to avoid. The machine has alot of activated software from a ...
2
votes
3answers
3k views

Install Windows 8 64-bit over the top of Windows 8 32-bit

I currently have Windows 8 32-bit installed from MSDN (I didn't realise at the time that my processor supports 64-bit). I understand that you can't upgrade within Windows 32-bit to 64-bit directly ...
0
votes
0answers
68 views

Boot an old Win7 32bit parition from Win7 64bit in VMware workstation

Could anyone help me achieve this, I have tried this answer but had no joy. It just has a black screen with various text such as DCHP xyz ./ culminating in it saying operating system not found. The ...
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0answers
347 views

Windows 8 application/driver compatiblity [closed]

My USB mobile modem has a connection application that used to work fine in Windows 8 release preview, but no longer works in the final version (enterprise evaluation). When I run it, Windows displays ...
39
votes
1answer
3k views

Do 64bit software/applications require more RAM than their 32bit counterparts?

I just saw these minimum requirements for a game: Memory: 2GB for 32-bit OS or 4GB for 64-bit OS Why does the 64bit OS require more RAM than its 32bit counterpart?
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votes
2answers
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System DSN vs user DSN

Every new computer in my company undergoes the same software installation process; one program in particular needs to access a MS SQL Server database via ODBC. The program is then used by multiple ...
0
votes
2answers
3k views

VGA video driver for win 7 64bit - only available for 32bit

I installed win7 64bit on a netbook, where initially win7 x32 was on, because i don't have a 32 bit system. Now i have a problem, because there isn't a VGA driver on the Acer page (It's an Acer ...
0
votes
1answer
96 views

How can I tell if I will benefit from an upgrade?

I have a Dell Latitude E6320 with 2GB of DDR3 RAM running Windows 7 (32-bit). I plan on buying 4 more GB of RAM (for a total of 6GB) and then replacing Windows 7 32-bit for Ubuntu 64-bit (if ...
1
vote
1answer
129 views

32-bit operating system on 64-bit machine with 4 gigabytes of memory or less [duplicate]

Possible Duplicate: Other benefits of 64-bit OS apart from memory expansion? I'm going to be buying a laptop soon. I'm going to install Linux so that it will dual-boot Windows and Linux. ...
0
votes
0answers
18 views

I'm running 32 bit lubuntu on this spec. Should I be using 64 bit? [duplicate]

Possible Duplicate: 32-bit vs. 64-bit systems Processor: Intel Core i5 3570K 3.4GHz Socket 1155 6MB Ram: G-Skill 8GB (2x4GB) DDR3 1600Mhz RipjawsX Memory Kit CL9 HDD: old seagate SATA ...
1
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5answers
9k views

How to install 64 bit os instead of old 32 bit version?

I have bought a new laptop, that came with trial version of Windows 7 32 bit. I use 64bit OS, always, so I went ahead and downloaded 64bit version. I have keys for both versions, so there is no issue ...
2
votes
3answers
2k views

Is my laptop processor 64bit?

I have a Lenovo Ideapad Y510. I have always used 32bit OS in it. Yesterday I came across this detail of my laptop and it says processor of my laptop is 64bit (hope I have not misinterpret anything) so ...
3
votes
5answers
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If I run a 32 bit OS on a computer with more than 4GB of RAM, which RAM sticks are used

If I run a 32 bit OS on a computer with more than 4GB of RAM, which RAM sticks are used? Is it random, determined by some algorithm or is a percentage of each used? Let's say for example, I have a ...
5
votes
2answers
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How to trick programs into thinking they're running under 32-bit?

Basically I have 3 executables in my Windows 7 64-bit, those are: Loader.exe -> This is a 32-bit exe  x86.exe -> This is a 32-bit exe x64.exe -> This is a 64-bit exe When Loader.exe starts it ...
0
votes
3answers
871 views

Is 64 bit GNU/Linux faster than 32 bit?

I have 32bit Ubuntu on AMD 64 machine, if I install 64 bit GNU/Linux will it will run faster?
2
votes
2answers
8k views

atom n2600 is 64 bit or 32 bit?

I look at the intel spec sheet. It says that the processor has a 64 bit instruction set. However, running uname -m results in i686, and running grep flags /proc/cpuinfo indicates that each ...
2
votes
3answers
582 views

x64-based PC and Windows XP

I have a Windows XP OS. I have x64-based PC. Is it possible to install WindowsXP which is 32bit OS onto a x64-based PC?
0
votes
1answer
248 views

Is there a way to upgrade to windows 64 bits with no new installation? [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? I have windows 7 ...
0
votes
2answers
3k views

Virtual Machines (ESXi): Should I use 32-bit or 64-bit guest operating systems?

I'm running a "small" test/development virtualization server (running VMware ESXi 5.0) with the following specs: Intel Xeon E3-1230 (3.2 GHz) 32 GB RAM OS: VMware ESXi 5.0 (64-bit) Almost all of my ...