RAM (random access memory), either RAM hardware or software and operating system use of RAM.

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Limit to the RAM on Windows Vista 32-bit [duplicate]

Possible Duplicates: Enable 4gb ram usage on win 7 32-bit Windows XP and RAM 3.5GB+ Is there a limit to the RAM on Windows Vista 32-bit. For example, Can I use 8 GB of RAM on Windows ...
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How much RAM do you need to run Windows 7 usably in a VMWare virtual machine?

I run several virtual machines with XP as the guest OS which seem to use about 1.7 GB per VM. I want to add a new VM with Windows 7 as the guest and am wondering how much RAM I need to assign to the ...
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2answers
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Can I use 3x2GB plus 3x4GB ddr3 RAM triple channel?

Made the mistake of thinking 12GB was enough, but I keep crashing out of memory while running sparse matrix solver... a few more GB should do it. Is it valid to replace 3 of the 2GB modules with ...
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4answers
410 views

Physical RAM ambiguity [duplicate]

Possible Duplicate: Windows XP and RAM 3.5GB+ Hi. I've installed 6 Gb of RAM onto my computer running Win7. For some reason most programs (Everest in Memory tab says 3327mb, Task Manager ...
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7answers
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Is the 2010 Apple MacBook Air 4 GB memory upgrade worth it? [closed]

I'm looking to buy the new MacBook Air and, being from Windows, am unfamiliar with how much memory it would be advisable to have (thinking about the 4 GB upgrade). For those from the fairer ...
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2answers
613 views

New memory installed - anything else I should do in Ubuntu?

I just upgraded my eee 1000 running Ubuntu 10.04 to 2Gb RAM. It is being detected fine by BIOS and OS alike, but I wonder if I need to do anything else to take the most advantage of the extra memory. ...
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433 views

Just Dropped A RAM Inside Plastic Casing - Is it Dead?

I just dropped some laptop-sized RAM while it was in it's plastic wrapping onto my keyboard of my laptop. What's the chances of it failing because of this drop? If the RAM fails, would the failure ...
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1answer
253 views

CPU/RAM 'swapping'

There are two machines in my household: A Dell Dimension 9200 running Ubuntu 10.10, with 4GB (4x1GB) of RAM and a Intel Core 2 E6600 CPU. A Dell Dimension 5150 running Windows XP, with 1GB (2x256MB, ...
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How to restrict single application or process memory usage in Windows XP?

We have an old application for one of our customers which won't run on a system that has over 1GB of RAM. Is there a way of limiting how much memory this application can see without sticking it in a ...
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798 views

How information is stored?

In the old times 8 bit information and 8 bit computers got along well There was an ASCII of 8 bits so a single byte is a single char and a single and whole position in memory/disk then came 16 bit, ...
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4answers
359 views

New memory not working on Windows 7!

To celebrate my installation of Win7 x64, I just bought myself another 4 GB memory (2x2GB DDR2 PC-6400) to add to the 4 GB I already had. But Windows now crashes with a BSoD after I insert the new ...
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8 GB RAM in a Lenovo W500?

I've just bought 2 x 4gb Corsair CM3X4GSD1066 memory bricks. I've now however read that people have had problems getting these to work on a W500 - but is there a way to do it or should I just return ...
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1answer
152 views

No >256MiB RAM DIMM for Dell Latitude CPx?

IIRC, the Dell Latitude CPx takes 144 pin SO DIMMs PC100, yes? If so, I can't seem to find any memory greater than a mere 256M? Are these not made in greater capacity, is there another module I can ...
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1answer
253 views

How to get RAM working in dual dynamic paging mode?

My motherboard is Intel D865GVHZ. I'm using 512 MB RAM, and recently, I purchased 512 MB RAM from the same company, same speed(333) and same manufacturer. However, my PC is not booting in dual ...
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2answers
791 views

Is there a way to check whether memory stick is broken?

The above is the memory stick I suspect may be broken,but not sure. Because I can't boot up if I plug it in the slot. Is there a way/tool to check whether the memory stick is working any more?
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3answers
2k views

RAM Upgrade options for 32-bit windows machine with 2GB ram

I have a couple of years old PC used for semi-serious gaming. It has an Asus P5QC motherboard with 2x DDR2-800 1GB modules installed, running Vista 32 bit. The graphics card is external with its own ...
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1answer
1k views

BSoD - Memory Dump - 0X0000007F

I have a HP Elitebook 8440P imaged with our Corporate standard image. This image works on any other laptops but not with my 2 laptops. Windows boots correctly and I get to the login screen. There, I ...
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3answers
87 views

Getting new memory for my computer - any gotchas?

I recently upgraded by computer from WinXP to Win7 x64, and now I want to take advantage of the fact that I can use more memory. The cheapest memory is from online stores - but I'm a little nervous ...
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2answers
725 views

Laptop only reports 1gb when i installed 2gb on windows 7

I have just installed windows 7 onto my laptop. I put 2 x new 1gb ddr2 modules into it. Only 1 gb is being reported by windows. Any one got any ideas? Should I try and flash the bios with new version? ...
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1answer
231 views

Kingston HyperX 4GB and Bus compatibility

I'm considering purchasing Kingston HyperX 4GB . I believe it has 2000 Bus.and i have a gigabyte G41M-Combo which support DDR3 1333 . Will that work?
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6answers
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ReadyBoost in Windows 7

I've bought an SD card today for my phot frame, but when I inserted it into my notebook I saw I could use it for ReadyBoost. Some background I'm a .net developer, using VMs and developing web ...
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2answers
8k views

Disable/resize Windows Vista disk cache to increase free RAM

I'd like to decrease my cache size, because I have a slow disk and run a swap-less system (it's pretty snappy that way). I have x86 Vista and 3 GB RAM. The problem is that Windows eats about 1 GB RAM ...
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3answers
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Mac OS X sysctl get total and free memory size

How to get on MAC OS X using sysctl used and free memory ? Searched for sysctl -a | grep vm or sysctl -a | grep mem but didn't found anything relevant.
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2answers
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Memory and mobo - bit of a quandary after testing

Steve McCroskey: Johnny, what can you make out of this? [Hands him the weather briefing] Johnny: This? Why, I can make a hat or a brooch or a pterodactyl... My desktop started having ...
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1answer
393 views

How to mlock all pages of a process tree from console?

"mlockall() locks all pages mapped into the address space of the calling process" How to do it from console for a process tree? Something like lockall sh -c "read_data | process_data | write_data", ...
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1answer
274 views

How to know which devices are mapped to a memory range in Win 7

I an having issues with my Wireless card on Win 7 - the issue being that the memory range it maps to conflicts with "something else". Is there any easy way of knowing what that "something else" is? ...
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3answers
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Why do I see only 3.24 GB memory on my 64-bit system?

I have 4GB RAM installed, and I'm running on Windows 7 64-bit. Why does Windows see only 3.24GB ? What can I do to make it see the full 4GB ?
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1answer
620 views

Motherboard(BIOSTAR A785GE) does not boot with two dimm memory(Crucial Ballistix) installed

after replacing my motherboard with this one: BIOSTAR A785GE AM2+/AM3 AMD 785G Micro ATX AMD Motherboard http://www.newegg.com/Product/Product.aspx?Item=N82E16813138156 I can only use one Dimm of ...
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7answers
698 views

Why do I have less memory with 32 bit OS [duplicate]

Possible Duplicate: Will Windows 7 32 bit edition support 8 GB RAM? I have a brand new machine at work, i7 quad core with 8GB of ram. Mainly, I use it to develop JAVA applications using ...
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2answers
153 views

How to solve my computer boot issue (Monitor Switch automatically off)

When I start my computer, it boots well and runs for around 4 mins. After that the monitor automatically switching off and the Processor light on the CPU also got off. When i press restart button, ...
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I've got RAM everywhere. How do I identify it?

I've pulled RAM from a bunch of old PCs and I'm ready to find the largest modules to reuse. Most of it is just SDRAM but some of it doesn't have any identifiable markings that might explain it's ...
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Windows 7 doesn't use all the available memory

I've installed 12 GB of memory on my Windows 7 computer, and yes it is a 64 bit computer. I can see the memory in bios, as well as in the properties of the computer, but when looking in the properties ...
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1answer
260 views

Putting PC3-8500 Memory in 2008 Macbook Pro

I've got some extra ram from my 2010 Macbook pro (PC3-8500). Is there any chance of this working with a Macbook 2008 motherboard (factory ram is is PC-5300).
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2answers
540 views

Laptop stopped using all 4GB of ram

I have a Toshiba A665-S6065 which I bought about 1.5 months ago. It's been working perfectly with windows 7 (64 bit) and ubuntu (64 bit) dual booting. However, a few days ago I noticed that only ...
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2answers
160 views

Is in my computer sensor which checks DDR1 Ram temp?

Is there any sensor which checks temp of ram?
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2answers
258 views

Fix for memory missing on first boot?

When staring from cold my machine only sees 4GB (as shown in BIOS POST messages). If I immediately restart (i.e. before the operating system boot starts) then it will always pick-up the full 6GB ...
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4answers
2k views

Running Windows 7 32-bit on a laptop with 4GB of memory

I'm currently running Windows 7 32-bit on my Toshiba Satellite laptop running on an Intel Dual CPU T3200 with 4GB of memory. But now I want some advice on: Would it be worth it to buy the 64-bit ...
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1answer
78 views

Will this RAM work well in an iMac?

I want to increase the RAM of my 2.4GHz Intel Core 2 Duo 24" iMac. I currently have 1GB of RAM DDR2 SDRAM 667 MHz. I really want to upgrade, but know nothing about RAM or hardware in general... These ...
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1answer
152 views

Replacement RAM faulty or something more sinister?

So I am still trying to troubleshoot this issue for my sister. Running memtest threw up a multitude of errors for the RAM so I went through the company (OCZ) and they agreed to replace it. Finally ...
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3answers
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What are my options when upgrading my MacBookPro to 4GB RAM.

My questions are: Where to buy it and what to buy? I have heard that this RAM is generic enough and it does not have to come from Apple. Can I reuse my existing stick(s)? Would I have a single 2GB ...
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4answers
2k views

Software that test your memory in Mac?

I just bought some more Ram but the computer hangs up on and off. Are there any software that test RAM and see if they are corrupted or intact? I've got a Macbook Pro.
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3answers
4k views

How to fix task manager memory column if it shows lies

I have a problem in showing memory in task manager with memory and paging columns. Why it shows so small size usage? And maybe anyone knows how to fix it? Here is a screenshot(working set, memory, ...
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2answers
139 views

DDR2 RAM not runs at desired frequency

My laptop has a Core Duo T2450 CPU with 2 PC-5300(333MHz) DDR2 RAM which are from same make. But the CPU-Z report shows the RAM only runs at 266MHz. Is there any way that I can make it runs at 333MHz? ...
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1answer
38 views

DRAM monitoring tool

Is there any tool that can shows how much memory is used in each DRAM? Like 40% is used in DRAM1, 20% is used in DRAM2. The concept is similar to PageFileUsageMonitor. Thanks.
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1answer
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Should I put new DRAM in DIMM1 and move old DRAM to DIMM2?

I am using an Acer 4710g laptop, with 1G RAM on DIMM1, 512MB RAM on DIMM2 (or DIMM3, not sure) I got a new 1G DDR2 PC-5300 DRAM. Should I move the old 1G RAM to DIMM2 and put new one in DIMM1? The ...
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3answers
390 views

What kind of RAM upgrade can the following motherboard handle?

From SIW: Manufacturer Intel Corporation Model D850GB North bridge Intel i850 Revision A2 South bridge Intel 82801BA (ICH2) Revision A2 What RAM typees does it support and how much?
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4answers
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Why do we need to set swap space as twice big as our physical memory?

When we want to setup a linux system, there is a common a suggestion to set the swap space twice as big as your physical memory. I want to know why do we need this, and how it is this suggestion come ...
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4answers
1k views

How much RAM can the 945GZ MICRO 775 SE motherboard support?

I found two websites that have details on my motherboard (945GZ MICRO 775 SE): Intel® 945GZ Express Chipset Biostar USA > Products > Motherboards > 945GZ MICRO 775 SE Which one should I trust? In ...
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1answer
2k views

How to increase memory allocation to Ubuntu Linux OS? [duplicate]

Possible Duplicate: How to increase disk space in Wubi (Ubuntu via windows)? I have installed Ubuntu linux operating system inside Windows Vista OS. Initially i allocated 11 GB to it but ...
0
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1answer
571 views

Dell laptop hangs on bootup

I've got a Dell 1535 Studio laptop. It's hanging on boot up. It's just at the dell load up screen at the VERY start of boot up. Sometimes it doesn't even display the bootup screen and when it does it ...