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

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Using 1GB and 4GB ram sticks: worth it? [duplicate]

I have a laptop running Linux with a 4GB RAM stick that came with it. It's a DDR3 1066 MHz stick. I also have a 1GB DDR3 1333 MHz stick lying around. I've read somewhere that it might not be good to ...
0
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1answer
186 views

How much memory slots in Lenovo Ideapad 100-15IBD

How much memory slots in Lenovo Ideapad 100-15IBD and they are soldered? (80QQ004GFR) Official website tells me: this laptop have 2 so-dimm slots and support up to 8Gb max ...
0
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1answer
31 views

Can I have a 4 GB RAM (1600 MHz-1.35V-DDR3) and a 2 GB RAM (1333 MHz-1.5V-DDR3) at the same time to my laptop? [duplicate]

Currently my laptop has a: 4GB RAM DDR3, 1.35V, 1600MHz. I am wondering if I could add to the other slot of my laptop another RAM which has the following specs: 2GB, RAM DDR3, 1.5V, 1333 MHz ...
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1answer
45 views

What memory do I need for my new CPU?

I upgraded my CPU, and it will only run with one of my three different memory sticks. The previous CPU ran with (and loaded) all three sticks. So I guess I have to buy some new sticks(?), however - ...
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0answers
53 views

Computer beeping with new CPU (won't start)

I tried upgrading my processor but when I boot it gives me 1 short + 1 long beep (repeating on a black/blank screen). Which would be a memory problem according to the manual. Nothing wrong with my ...
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0answers
16 views

How can I minimize memory usage in WHM in order for PHP FileInfo to compile?

I have a VPS running CentOS 6.7 with WHM 11.52.2. I'm trying to run EasyApache 3 to add FileInfo for PHP 5.6.16 but I keep running out of memory (it uses about 440MB out of 1024MB when idle). What ...
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0answers
13 views

Parity Error - 2 Beep on Boot but 2x4 GB DDR3 RAM are working properly

I have since yesterday a problem with my pc. My system: CPU: AMD Phenom II X4 850 4x 3.30GHz Graphics: Sapphire Radeon HD 6850 RAM 2x4 GB DDR3 PC-1333 MEMSeven HDD: 1TB S-ATA ...
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3answers
36 views

Conflicting defintions of virtual memory

It seems that there are two definitions of virtual memory, and I'm wondering do they both describe the same thing or is it that two similar but distinct concepts are called the same thing? ...
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2answers
44 views

My pc doesnt accept New Ram [closed]

Grettings! My motherboard is GA-P55-UD3L and i bought two new ram kits for it: TeamGroup Desktop RAM Value 4GB 1600MHz DDR3 (afterwards i bought another one thinking that the first was broken) ...
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2answers
34 views

Loading Disk image to Ram for boot purposes

I am aware that several versions of linux are capable of being loaded fully into ram for running the os directly as a ram disk. I am trying to determine the feasibility of doing this with windows ...
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0answers
11 views

Mixing Corsair Vengeance RAM Module

I'm trying to mix two Corsair Vengeance RAMs. I already have 2x4 sticks (CMY8GX3M2A1600C9B) installed and am planning to install 2x8 sticks (CMZ16GX3M2A1600C9). They share the same timings, ...
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0answers
36 views

Live CDs giving “Out of Memory” error

So, I've been trying to boot into an Arch live cd to fix a hard drive error I've been having. But, whenever I try, this happens: It starts the boot process, up to "Triggering uevents... " It throws ...
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0answers
37 views

PC3L to DDR4 RAM [duplicate]

I now got a Samsung 8GB 2Rx8 PC3L-12800 DDR3 (m471b1g73bh0-yk0 4gb) RAM inside my laptop, I want to know whether will it be compatible to upgrade to any DDR4 RAM?
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0answers
14 views

Isn't overall cache miss time more than direct ram access time

Suppose there is a computer with three cache's L1,L2(inside the processor) and L3(external to the cpu) and a RAM. Now suppose CPU need to access data "ABC" for some operation which is definitely ...
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1answer
43 views

How does physical distance between processor and memory/cache affect data transfer speeds

The L1 cache is situated inside the cpu to speed up the process of data access but since electrical signals travel at the speed of light(almost constant) which is blazingly fast then how does distance ...
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votes
1answer
89 views

Computer not using all available RAM… Windows 7

I have 64 bit Windows 7 Ultimate. My games have been sort of laggy recently and I realized I had a issue when I looked at my computer properties (Start > Computer (Right Click) > Properties) and it ...
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0answers
14 views

Monitor Linux per-runtime swap statistics

I've recently upgraded a low-end notebook from HDD to SSD, and, since there's only 700MB of RAM and no option of upgrading, I need to use that SSD as a swap drive, too. Since SSDs have a limited ...
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1answer
38 views

Is there a general rule of thumb regarding max RAM on old laptops? [closed]

I'm talking about really old Pentium/PII/PIII laptops which usually I've seen with max RAM specs being at 64/192/512MB respectively. I've seen a couple P3 laptops that actually support up to 1 GB RAM ...
0
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1answer
37 views

Use Computer's GPU's Processor and Memory as secondary CPU and RAM respectively

I have a HP dv6 Entertainment Edition Laptop that has an ATI Mobility Radeon HD 4650 GPU, but I don't play games so the GPU is sitting unused. I was wondering whether I can use the GPU's Processor as ...
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0answers
31 views

kswapd uses 100% of one core, no swap in system. Possible _raw_spin_lock kernel bug. No solution for long time

Sometimes kswapd0 uses 100% of one core. This issue happens during all 4.0+ kernels. drop_caches didn't work. Adding swap didn't work. There is no rule when problem appears. It can wait 1-2 weeks. It ...
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2answers
7k views

What is the cause of a high CPU usage of 'system and compressed memory' in Windows 10?

There is an observation to be made for Windows 10 on my laptop running with 24G memory available, and 2.5G used. There is no 'memory pressure'. Other questions have looked at memory consumption ...
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0answers
21 views

Strange sudden reboot, followed by a beep on startup

I built a Hackintosh a few months ago, using a H97m Pro4 ASRock board, 16gb of RAM and an i5 4690k cpu (two 8GB RAM sticks). Yesterday while working on my PC, it suddenly rebooted. Then I chose ...
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1answer
48 views

My computer is acting weird after I upgraded the processor and ram

I built a desktop computer on budget and the specs were Msi 760gm- p23 Motherboard Amd Sempron 145 LOGISYS Computer PS480D-BK 480W ATX12V Power Supply 4GB RAM (4×1) Today I got a new processor ...
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1answer
57 views

Why does installing GeForce GT 730 1GB graphics card steal RAM?

I just installed this card and now system memory says 4GB RAM (only 3.19 usable). Is it not using it's own one GiB of RAM? I'm running Windows 10 32 bit OS. 64bit processor. GeForce 6100PM-M2 Mobo ...
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1answer
41 views

Slower performance on a better server?

Yesterday I've imported 10 million rows into MySQL in about 1 hour, using SomeHosting's: 2C CPU/4GB Memory/60GB SSD [Ubuntu 14.04 64-bit] Today I've imported only 500k rows in 1 hour, using my ...
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4answers
121 views

How do I determine how much RAM I actually need?

Due to space constraints, I need to purchase a laptop to replace my desktop computer. However I don't know whether I need a laptop with 8GB or 16GB of RAM. My desktop currently has 16GB. What is the ...
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votes
1answer
35 views

Using 2 2GB RAM DIMMs with a single 4GB RAM DIMM

I bought 4GB RAM stick and I'm not sure which slot should I choose. I already had 2x2GB sticks on my motherboard installed. I'm not sure on which DIMM slot to put my new 4GB RAM stick. My motherboard ...
0
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1answer
63 views

How much RAM can I really use? [duplicate]

I have a Lenovo G510, running Windows 10 Home 32-bit, and 4 GB RAM, but on the Task manager it shows that I can use only 1.5 GB of it. In order to speed up my computer and free ram, I've downloaded ...
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votes
1answer
60 views

Is Intel HD 3000 using 3GB shared memory normal?

I'm running Windows 10 64-bit on a Lenovo G570 with an Intel Core i5-2430M and 2x4GB memory. Recently my system has only been displaying 4GB memory on Task Manager and System, so I went to Direct X ...
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1answer
25 views

Laptop won't even start fans, new RAM upgrade

Recently tried to upgrade my laptop's stock ram with something with a little more capacity. I learned that my Satellite C55-B5299 could have 8GB max, so thats what I got. Old Ram: Samsung ...
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1answer
26 views

Why is Task manager memory stats in GB's and resource manager is in MB's?

I want to know why in task manager memory displays in GB like this: and resource manager displays memory in MB like this:
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3answers
80 views

Installing ram upgrade and new hard disk after windows 10 upgrade

I got a new pc for Christmas. It originally had Windows 8 on it. I'm planning to install a new hard drive and RAM upgrade after the Windows 10 update. but it might tell me to activate windows 10 after ...
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0answers
31 views

How to know if the ram memory that I want to buy is compatible with my laptop? [duplicate]

I have a Sony VAIO SVE14A25CLB that has 1 module of 4GB of ram: Type DDR3 Size 4096 MBytes Manufacturer Nanya Technology PC3-12800 (800 MHz) Voltage 1.5v And I want to upgrade to (I’m ...
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1answer
51 views

What is the maximum memory size of a motherboard? [closed]

What is the maximum memory size that the motherboard in personal computer in current market can support?
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1answer
44 views

Why doesn't my laptop boot up after swapping my RAM?

I had 4GB (2GBX2) RAM installed on my laptop. I wanted to upgrade my RAM to 8GB. So I bought Kingston HyperX Impact Black 8GB 1600MHz DDR3 Notebook Ram (HX316LS9IB/8). http://goo.gl/ZpfAV4 I used ...
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2answers
62 views

How to verify if my PC RAM is DDR2 or DDR3

I want to buy a memory expansion for my desktop computer, so I wanted to check if my motherboard supports DDR2 or DDR3. I did some tests for it, but got different results. I ran dmidecode and got ...
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0answers
10 views

iMac (2013) dual channel RAM & unmatched modules

I run ubuntu on my mid/late 2013 iMac, and am wondering about memory upgrades. Does dual channel support work if I set up 2x4 Gb (in slots 1&3), and also 2x8 Gb (in slots 2&4)? If it ...
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0answers
13 views

RAM of choice for a 1066Mhz Triple-Channel board? (>=8GB)

Hello there and thanks for your time. Here is my question as Google only gives on option which is strange. I have a sabertooth X58 mainboard (Third-Hand) from ASUS and I need more RAM. My question ...
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2answers
64 views

Benefits of 64GB+ of ram, partly regarding superfetch

I already have a very fast computer with a SSD, a 700 series GPU, and a Intel Xeon. That said I am considering upgrading my RAM to 64GiB (from 16GiB), possibly more. Im wondering if windows ...
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1answer
124 views

Out of 12 GB, only 8 GB of RAM is usable in Windows 7 Home edition 64-bit

I just installed a new 8 GB RAM along with the old 4 GB on my HP Pavilion G6 laptop. BIOS shows 12 GB RAM installed, and so is the Direct X Diagnostic Utility, but only 8 GB RAM is usable. Resource ...
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1answer
22 views

Limit CPU/RAM in all process for debian

Whenever i run CPU/RAM intensive tasks, i cant use my computer it freezes until the task is complete. I was looking for a way to limit resources per process for all processes. i.e so none of the ...
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1answer
72 views

Pc won't start after new ram

I have 4 GB RAM (2x2) and I just bought 4 GB Kingston (the old and the new are both Kingston same frequency). I put new RAM into the slot but the PC don't start. I reset BIOS and removed the BIOS ...
0
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1answer
22 views

Can I use my ACER ASPIRE 421 ZQ1's ram to my DELL inspiron 14r 5421?

I have this Acer laptop which motherboard has gone due to thunder surge. So it's basically gone , but I also have a dell laptop and I was wondering if I could use the ram of the ACER laptop in my DELL ...
3
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1answer
65 views

Processor architecture 32bit and 64 bit

I have a question about the processor architecture of 32 bit and 64 bit systems. When you work with a 64 bit system, I suppose it means you have a 64 bit wide addressbus of byte-addressable memory ...
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2answers
53 views

Can a powerful graphics card slow laptop down?

I've recently bought a new laptop - DELL Inspiron 15 from 5000 series. It includes a 4GB graphics card while having only 4GB of RAM. The problem is, the laptop works slower than any of my other ...
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1answer
28 views

ASUS P5GC-MX support of RAM

Im a noob when it comes to hardware of the computer and im trying to figure out if this mothers supports 2GB of memoery on the slot or in total. This is what's said about it on the official website: ...
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0answers
71 views

Weird RAM Usage

Much of the time, my laptop (Windows 7, Lenovo ThinkPad) will be using the expected ~50-70% of RAM, only going higher when I, say, play a game or load a bunch of images. But sometimes it's randomly ...
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1answer
28 views

SSD memory combination [closed]

I have a question about SSD's. I have read that there are SSD's that use a combination of RAM and flash memory so that RAM can receive a backup from flash memory when a power outage occurs. I don't ...
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0answers
10 views

Is queue a storage allocation area in memory?

We mainly study about heap , stack data structures which act as storage allocation area in memory , so is it that queue is also a storage allocation area in memory ,according to me PCB's are made in ...
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how does a process know it's pages have been swapped out?

Let's assume I have several processes running, a1 and a2. a2 takes so much space that physical pages belonging to a1 start to get swapped out. a1's page table has to be modified to reflect this. how a ...