2
votes
0answers
34 views

MemTest86+ bad adresses constant despite swapping sticks, processor/MOBO to blame?

(Sorry for the wall of text, but people seem equally critical of missing details) After about 2 years without trouble, I've been having issues recently with system instability, BSODs, random ...
-1
votes
1answer
23 views

Will overclocking my chipset increase the performance of integrated graphics?

My AMD Radeon HD 5830 recently broke (overheated because the fan stopped working), and I am currently attempting to run games on integrated graphics, on my chipset. Many games are responding slowly, ...
0
votes
0answers
22 views

Slow Harddrive is Dragging the System

I have an HP Pro 3000 SFF running Window 8.1 Update 1 & Ubuntu 14.04 LTS. It uses an Intel G45s Chipset, a Hitachi HDS721050CLA362 500 GB harddrive, an Intel Core 2 Duo E8400 processor, and has 4 ...
0
votes
2answers
32 views

RAM and CPU compared to mobo clock [closed]

I have a general question concerning RAM and CPU speeds compared to a motherboard speed. Motherboards have e.g. 100-133MHz clock. CPUs have some frequency multipliers and memories I suppose have some ...
0
votes
1answer
27 views

i7 (first-gen) running memory on 1066Mhz vs 1600Mhz - any performance loss?

I tried to read about this, like what is the actual difference, but I could not find any benchmarks or helpful posts. Most of them are simple placebo effects, like "oh my god the 1600mhz module made ...
0
votes
2answers
45 views

How specific is RAM to a CPU?

I am fully aware that you need to get RAM with a supported speed (1333mhz or 1600mhz in my case). However, must a CPU also support the RAM in someway I am unaware of. I ask because my RAM just ...
-1
votes
1answer
23 views

How many web servers will I be able to run with a dual core processor? [closed]

This question is simple, do I need to have as many virtual machines as cores I have, or can I have more? I plan to use my current PC as server, it is a Core 2 Duo E8400 @ 3.0, 4gb DDR2 (could buy 4 ...
0
votes
2answers
51 views

Processor upgrade on a laptop vs. Ram upgrade. Also does ram always matter? [duplicate]

I have a Dell Inspiron 14r (N4110) with an Intel Core i3 and 4gb of ram. It runs very smoothly, however gaming on this laptop is very limited. This is mostly because of integrated graphics but i have ...
-2
votes
1answer
34 views

ssd(Solid State Drive) vs high processor? [closed]

What is preferable? SSD(Solid State Drive) with enough RAM or i7 processor for a new laptop?
-1
votes
1answer
29 views

Adding Extra 4GB Memory Module to 2X2GB

Can i add a 4GB Ram Module to my Intel P55 Chipset Motherboard which already has 2X2GB Modules(4GB).Will this cause any issues like timing problem? UPDATE: I have an intel DP55WB Board,it supports ...
0
votes
1answer
43 views

How do I determine my bottleneck when executing unit tests?

I've a very large solution, with 11K+ unit tests, and on my desktop it takes about 30 minutes to run them; on my laptop it takes 60 minutes. NOTE: I've already swapped out the HDD for SSD and it ...
2
votes
0answers
63 views

Does a motherboard really limit the amount of RAM that can be installed? [closed]

I've got an Asrock N68C-GS FX edition motherboard, and its maximum reported RAM is 8GB. I would like to upgrade the RAM in my motherboard. Now, I've read that manufacturers only ever place the ...
1
vote
2answers
106 views

Frequent BSOD and random reboots on self-built computer

Build spec: CPU: Intel Core i5-3350P 3.1GHz Quad-Core Processor Cooler: Cooler Master Hyper 212 Plus 76.8 CFM Sleeve Bearing CPU Cooler MOBO: Asus P8Z77-V ATX LGA1155 Motherboard Memory: ...
4
votes
1answer
188 views

What happens if I use RAM of a faster speed than the CPU supports?

Looking at the Intel E3-1230v2 CPU, under Memory types it says "DDR3-1333/1600". My question is, in what way does the CPU limit the RAM speed? What would happen if I put in a DDR3-2133 RAM chip ...
0
votes
1answer
74 views

Cores and threads? How does it all work exactly?

I am confused by this ... if a CPU has 2 logical cores, it can run two programs 100% concurrent, yes? Otherwise, 2 programs on one CPU must be 100% time-divided (can't run independently as the same ...
0
votes
0answers
35 views

Why does the same RAM chip benchmark 2x faster on Intel CPUs?

Compare memorybenchmark.net's benchmarks for the "Kingston KHX2133C11D3/4GX 4GB" chip in the read uncached ddr3 intel vs read uncached ddr amd benchmarks. The Intel speed is listed at 14,881 MB/s , ...
0
votes
2answers
73 views

My PC restarts randomly

I bought a desktop 1 year ago. I used it and it worked very fine. After 6 months it suddenly shut down without blue screen and was responding to restarts. yet it is not solved but I tried a lot to ...
0
votes
1answer
38 views

Do certain laptops, say Macbooks, have significantly better hardware buses than others?

Many modern laptops do not allow one to change the memory banks, as they are welded in, especially ultrabooks and Macbooks seem to have this 'feature'. I've heard that sometimes this idea is ...
-1
votes
3answers
99 views

Defining 32-bit or 64-bit processor requirements [duplicate]

My knowledge of computer hardware is fairly extensive, however it is apparent that this is not the case when considering types of operating systems. I've gone by the rule of thumb for years that if a ...
0
votes
0answers
25 views

Alocating Higher CPU and RAM to Virtual box

I am using Virtual Box. I have a real computer that has 4 cores and 4Gb RAM. Within it, I am trying to create a virtual computer with a specification, which is as similar as possible with the real ...
0
votes
1answer
58 views

Computer Build for VM's: Slow behavior normal? [closed]

I've custom built a computer for work. The main idea (for security reasons mostly) is to use one VM exclusively for work (mainly 3rd party windows applications that work with PostgresSQL) and another ...
0
votes
0answers
73 views

Malware on my Linux? Cant see on top/htop but CPU/Mem Usage is high

Over about the last week or two, I have been seeing something odd with my Linux mint PC. Over a day or 2, at some point, my CPU usage hits and saturates at or near 100 at some point (according to my ...
0
votes
0answers
31 views

HP Z-600 Workstation does not use all RAM or cores

I have an HP Z-600 Workstation running on Windows 7 Professional w/ a NVIDIA Quadro 4000 Graphics Card, 48 GB RAM and (2) 6-core processors for a total of 12 cores. When I perform a heavy operation ...
6
votes
1answer
896 views

What does the MHz of RAM really mean?

Countless of times I've heard and read that RAM-memory can have different speeds - denoted as MHz (e.g. 1066 MHz). However, what this frequency really is has never been explained to me and I'm having ...
1
vote
1answer
14 views

Is there an emulator (VM) out there that can “restrict” processing power?

I've developed some JavaScript to test the ability of a computers processing by comparing "perfect" times (0 lag, doesn't exist) and "real" times (how long it actually took). Now I need something to ...
1
vote
1answer
42 views

will my intel mother board support core 2 quad processor?

i have Intel motherboard "dq41rq" and i want to update my processor to core 2 quad ones. currently i have core 2 duo 2.93 GHz speed. i searched Google but i cant find if my mother support core 2 quad ...
0
votes
2answers
46 views

Is there a way to manually tell OS X to allocate additional resources to processing for an app?

I know that in some cases, opening up multiple instances of an app will get the job done, but I'm looking for a way to essentially tell OSX: "If I'm running a process that will take awhile, and there ...
2
votes
1answer
66 views

Weird alarm sounding on my computer when under load, but no overheating

I am having a rather odd hardware issue and to be honest, I am not quite sure what is causing it. I have been building my own systems for over 10 years and have all kinds of qualifications, but this ...
0
votes
2answers
91 views

Sometimes when I check my CPU usage, my 2nd CPU (#1) is stuck going around 90% while the others are around 20% max

i have checked the 'affinity' of all my processes and all of them are set to all CPUs, yet I check my CPU usage and my 2nd CPU (it's called #1 because my first CPU is #0) is jumping around 90% and ...
14
votes
2answers
260 views

Are 64-bit processors “faster” than 32-bit ones, simply because they are 64-bits? [duplicate]

I have pondered that some say "32-bit is old news" because you are limited in RAM without cutting around, such as with PAE. Assuming first that the following factors weigh in on the processor's speed ...
0
votes
0answers
38 views

Instruction cache vs data cache with reguards to size

In the context of cache for a CPU, I understand some are divided between instructions and for data. How exactly are they divided? Is one physical unit partitioned into two or are there two units ...
0
votes
1answer
86 views

Powerful computer runs very slow for short intervals

I think this is the best place to put this question, but I'm not sure. Basically, my computer will run very slow every once in a while but then everything goes back to normal (for example, I will type ...
-1
votes
1answer
52 views

x32 and x64 architecture difference in operating with numbers

For example in Java programming language we can use int (32 bit) or long (64 bit) values. As I understood 32 bit cpu can operate with 32 bit numbers in one cycle. There is 32-bit and 64-bit cpu's. So ...
0
votes
0answers
32 views

CPU core overload? Audio randomly glitch for 1-2 seconds

I don't know why I have random glitches while listening to audio lately, it never happened before. My computer is rather good, and memory is enough: 6GB ram / 4 cpu. In order to find the problem, I ...
1
vote
2answers
51 views

Are all peripherals directly connected to system bus?

System bus has control, address and data buses, as we can see in this picture I think the front-side bus and memory bus is directly on the system bus, but what about the PCIExpress and PCI buses, ...
0
votes
0answers
91 views

FFMpeg very slow on i3 Windows machine

I have a mystery. I am using ffmpeg.exe to convert videos to frames. On most machines I get very good speed. On an i7 I get 144fps. On an old Core 2 Duo machine I get 75fps. But weirdly on an fairly ...
0
votes
0answers
23 views

Command to get associated threads for pid in OSX

In Linux I can use one of the following ps -p pid -L -o pid,tid,%cpu,%mem ps -C command -L -o pid,tid %cpu,%mem What is the equivalent command for OS X ?.
0
votes
0answers
36 views

Gateway md2614u won"t turn on with both memory ram slots filled

All of sudden laptop cut off.When i would turn it on it had a black screen,but the lights on keyboard,and fan worked.I thought it was a goner.Well figured i'd try taking one memory ram out to see if ...
2
votes
1answer
74 views

Virtual Memory and MMU: when are they used and when not?

I'm wondering about how a Virtual Memory system could be managed alongside with a MMU when there's the need to mantain some "fixed" addresses in the address space. For example, when a machine boots ...
0
votes
2answers
108 views

Why my computer producing too much sounds from CPU and lag very badly when I play games?

I have analyzed my pc performance by speezy. I wanted to show you the pic but its saying I need 10 reputations to post a pic. I am cpy pasting the whole thing. Just go through. Operating System ...
0
votes
1answer
102 views

Distribute Blender rendering to two computers

I have two computers Macbook Pro Intel i7 2.9GHz with 8GB of ram PC with Intel i5 2.5GHz and 8GB of ram Is it possible to distribute Blender rendering to use both of these computers? Currently ...
-3
votes
2answers
62 views

CPU and RAM operations in different application states

This will actually consist of multiple questions. After an application is started and loaded into the RAM the RAM's operations are refreshed many times a second (even without any input and the ...
0
votes
1answer
74 views

Why does changing the CPU frequency make the monitor display an error message?

Using MSI ClickBIOS2, I tried to overclock, but noticed an odd problem: Changing the base frequency allows me to overclock the RAM and such all at once, but although the system boots any amount of ...
-1
votes
1answer
100 views

Relationship between RAM Frequency and Turbo Boost CPU's

Something I've never been clear on is the relationship between RAM frequency and the CPU bus frequency. I've read that getting faster RAM for a CPU won't speed up your computer unless you also over ...
0
votes
0answers
51 views

Memory remapping solution failed, only 3 GB usable out of 8 GB [duplicate]

I tried remapping my memory to fix the 3 GB of RAM problem but it failed. Basically this is my problem: I've tried doing memory remapping but it half-works. It goes from this: Total: 8192 MB ...
3
votes
1answer
602 views

Difference between port mapped and memory mapped access?

Can anyone explain what's the difference between port mapping and memory mapping, and what having both accomplishes? Why is there port mapped, how does it differ in structure from memory maps, and is ...
0
votes
1answer
37 views

Is it better value for money to part-exchange my laptop for one with double the RAM and touchscreen than to upgrade the RAM of my current one? [closed]

I currently have a Compaq Windows 8.1 laptop with 4GB of RAM and an Intel-core I3 proccessor with 2.30GHz of CPU (and 400 gb of HDD). This cost me £359 at PC World back in August of 2013. However, I ...
282
votes
18answers
99k views

If 32-bit machines can only handle numbers up to 2^32, why can I write 1000000000000 (trillion) without my machine crashing?

32 bit computers can only store signed integers up to 232 - 1. This is why we have run out of ipv4 addresses and have entered the 64 bit era. However, the number 232 - 1 (2,147,483,647) is not as ...
-1
votes
1answer
72 views

2 Processors server and RAM

I am in the process of buying a Dell T620 server with two E5-2660v2 processors and 128GB of RAM. Dell told me that if I order 128GB of RAM I had to have 64GB per processor. Why is this? Let's say I'm ...
1
vote
1answer
211 views

How do I tell what component is preventing my computer from booting for the first time?

This is the build: Intel Core i3-4130T Haswell MSI H81M-P33 LGA 1150 Intel H81 CORSAIR CX series CX430 430W ATX12V v2.3 80 PLUS BRONZE ADATA XPG V1.0 series 4GB 240-Pin DDR3 SDRAM DDR3 1600 (PC3 ...