Questions tagged [architecture]

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4 answers
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What is the difference between i686 and x86_64?

I have an AMD Turion and do not know which version to choose from when installing Arch Linux.
Claudiu T.'s user avatar
  • 1,636
61 votes
6 answers
57k views

What is hyper-threading and how does it work?

I've heard the term hyper-threading thrown around a bit recently, what exactly is hyper-threading and why is it important?
Gordon Gustafson's user avatar
51 votes
2 answers
152k views

x86 vs x64 - Why is 32-bit called x86? [closed]

Presumably the x86 was called so because the machines used 80386 and 80486 processors. Is that correct? Is that the right way to refer to 32-bit and 64-bit machines?
Jack Kada's user avatar
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47 votes
7 answers
38k views

Why has the size of L1 cache not increased very much over the last 20 years?

The Intel i486 has 8 KB of L1 cache. The Intel Nehalem has 32 KB L1 instruction cache and 32 KB L1 data cache per core. The amount of L1 cache hasn't increased at nearly the rate the clockrate has ...
eleven81's user avatar
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25 votes
2 answers
15k views

What command shows the architecture of a binary file on Mac?

I used it a while ago, but cannot find now.
Andy's user avatar
  • 1,614
25 votes
2 answers
55k views

What is the difference between x86_64 and i386?

What is the difference? Under what category does my system fall into? I want to download Fedora12 and it shows me these options. Which one should I download? I have a Sony Vaio cr36g/b with an Intel ...
pineapple's user avatar
  • 2,024
22 votes
3 answers
8k views

What are the technical differences between Windows Vista and Windows 7?

I'm interested in finding an unabridged technical manual documenting all of the differences between the two operating systems. In Tanenbaum's latest edition of Modern Operating Systems (3rd Edition), ...
Homer6's user avatar
  • 468
16 votes
7 answers
3k views

Can machine code be translated to a different architecture?

So this is kind of related to a question about running a Windows server on ARM. So the premise of my question is, can machine code be translated from one architecture to another in order to execute a ...
Kibbee's user avatar
  • 1,452
13 votes
2 answers
59k views

What is the difference between multithreading and hyperthreading? [closed]

I've heard the terms hyper-threading and multi-threading, but what exactly is the difference between them? What kind of Intel processor uses them?
rose's user avatar
  • 147
11 votes
2 answers
22k views

Why is cache memory so expensive?

In conversations about computer architecture, it is a given that cache memory is much more expensive than main memory. I understand it must be close to the processor, and thus must be smaller, but ...
BradleyMorgan's user avatar
9 votes
2 answers
6k views

What does it mean for a computer to be an "IBM Compatible PC"?

A couple questions about this: 1) Is this term even relevant any more? 2) Does this mean anything from a developer's stand point? It is not exactly clear to me if this is a BIOS, architecture, bus ...
Jon's user avatar
  • 203
8 votes
3 answers
22k views

Is there a command line tool to check 32-bit or 64-bit of an exe?

On Windows, like: is64 abc.exe 1 and is32 def.exe 1 While abc.exe is compiled 64-bit and def.exe is 32-bit on Windows.
kissson's user avatar
  • 93
7 votes
2 answers
13k views

Whats the difference between i386,i686 etc processors?

Which one is latest or normally used in computers today ? What is the type of pentium 4 and Core 2 duo?
pineapple's user avatar
  • 2,024
6 votes
2 answers
867 views

How to determine Windows architecture version on disconnected volume?

I have a scenario where I need to copy some Windows 10 files over to repair some form of corruption that SFC (System File Checker) does not appear to want to resolve entirely. How can I determine the ...
ylluminate's user avatar
  • 1,179
6 votes
5 answers
10k views

Check if my machine is 64-bit capable on Linux (Ubuntu)?

Similar to this question, I have a 32-bit OS (Ubuntu), but I want to know if my machine is 64-bit capable... I checked out the question, but the answers are Windows-specific... I also checked this ...
Abdullah 0v0's user avatar
6 votes
3 answers
170 views

Run 10 sets of headphones from a pc via 10 separate channels

We have a PC application that runs on Windows 7 platform that is designed to play sound to up to 10 different MP3's to up to 10 separate sound cards (ie. 10 different inputs playing to 10 different ...
user39013's user avatar
  • 183
3 votes
3 answers
23k views

Is an Atom N2600 64-bit or 32-bit?

I'm looking at an 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 ...
anonymous's user avatar
  • 133
3 votes
1 answer
130 views

What kind of messages does Windows send to applications?

What kind of messages does Windows send to applications? For example, when I click this Firefox window, what does happen? Does Windows find the process ID of the application and send it some message ...
rFactor's user avatar
  • 859
3 votes
2 answers
248 views

What is the common ground for i7 processors? [closed]

If you see this page, you would see that there are "5 specifications of i7 processors" (is the terminology correct?). They are all i7. What is the common ground among all these processors? I know ...
Lazer's user avatar
  • 17.7k
3 votes
2 answers
1k views

how L1 and L2 guide processor to speed up the computer performance [duplicate]

Possible Duplicate: What is actually multilevel cache in processors? how does L1 and L2 cache help processor to speed up the computer performance?
Alynn's user avatar
  • 41
3 votes
5 answers
13k views

Is it correct to say that main memory (RAM) is a part of CPU?

I recently had an argue with my English teacher, because of text given to us for translation. It states: The pieces of equipment making up the computer system are known as hardware. The most ...
Mikhail F.'s user avatar
3 votes
1 answer
16k views

What is the difference between superscalar and pipelined architectures?

They seem exactly the same to me, but the wikipedia page on Superscalar CPU architectures says "While a superscalar CPU is typically also pipelined, pipelining and superscalar architecture are ...
user avatar
2 votes
5 answers
8k views

Is the MIPS architecture more related to Harvard or Von Neumann?

I can't seem to figure this out from the related wikipedia pages: Von Neumann architecture MIPS architecture Harvard architecture
JcMaco's user avatar
  • 1,070
2 votes
3 answers
2k views

What architecture does my FreeNAS have?

I'd like to upgrade my FreeNAS 8.2.0 (BSD based) and wanted to double check which disk image (32 bit or 64 bit) to download – I'm 90% sure that my hardware (dual core Atom board bought about 2.5 years ...
phatmanace's user avatar
2 votes
4 answers
713 views

Intel Core 2 duo / AMD athlon X2 parallel processing capability

Does Intel Core 2 duo/ AMD athlon X2 really have 2 separate processors? i.e are they capable of doing real parallel processing? What I don't understand is the difference when somebody says Cores or ...
user avatar
2 votes
2 answers
281 views

Documentation on Windows NT Architecture (Updated)

I'm trying to find some reliable documentation the architecture of Windows NT. I've found the Wikipedia page, however I'm not entirely sure how reliable that is given the "citation needed" warnings it ...
user avatar
2 votes
0 answers
5k views

naming: mipsle vs mipsel

According to this article, mipsel refers to little-endian MIPS. The word mipsel is currently used by Debian and linux-mips wiki. However, Golang refers to the same architecture(I guess) with GOARCH=...
lz96's user avatar
  • 121
2 votes
0 answers
46 views

File System Architecture Software

Is there any command line utility to find ALL directories and files associated with a particular program (including pre-installed programs such as bash commands)? I want to compartmentalize all of my ...
Cress's user avatar
  • 21
2 votes
0 answers
257 views

What's the better integration strategy for Dynamics CRM [closed]

I'll try to be as specific as possible with what I need Background : I am a software developer and I try to do all sorts of things as much as I can. I have recently gone "Mission Impossible" and ...
Obi Onuorah's user avatar
2 votes
0 answers
390 views

Splitting a polygon (height mesh) in ArchiCad

I have received a DWG with contour lines for a terrain. Unfortunately, two contour lines intersect and is regarded as a closed polygon by ArchiCad. That means that when I now want to change the mesh ...
Wombat's user avatar
  • 46
2 votes
3 answers
987 views

Hardware. What is the difference between a port and a bank?

Especially, these days, the distinction between them is very confusing.. For example, NVidia's shared memory is 32-banked, so what they say is in one cycle, 32 data can come out at the same time... ...
Mike's user avatar
  • 21
2 votes
1 answer
1k views

Hosting Multiple Drawings in one Visio vsd Diagram

I'm using Visio 2007 and strawed creating some flowchart diagrams. One on each page. For the same project I would also like to create class and entity relational diagrams. Is it possible for me to ...
cecilphillip's user avatar
1 vote
4 answers
1k views

Can I use x86 OS in other archtectures i.e.: ppc?

I want to install slackware x86 in a ppc pc? Can I do it? If not, if I compile only the kernel to ppc, may it work? Are There any ways to accomplish this?? thaks for all answers! and sorry for my ...
user avatar
1 vote
1 answer
384 views

How to delete an architecture called “1386” (a typo) in Ubuntu?

After typing: dpkg --remove-architecture 1386 I get the message: dpkg: error: unable to create new file '/var/lib/dpkg/arch-new': Permission denied 1386 is a typo, I'm trying to rid myself of in ...
Louis Browne's user avatar
1 vote
1 answer
56 views

Ethernet switching architecture

I'm currently designing the electronics for the new version of our robots. On the current version, all the Ethernet switching is done with off the shelf switches/devices (there is just a single ...
Sandro's user avatar
  • 111
1 vote
2 answers
812 views

What architectural state is saved during context switch?

What architectural state is saved during context switch? As far as I know, what is saved is the following Set of registers including PC counter TLB (If it is not flushed...) what else ? Memory? (...
Mike Wang's user avatar
  • 139
1 vote
3 answers
386 views

Good source for a complete guide to Linux (for the layman) [closed]

I started following the Linux From Scratch book and I really enjoy everything I'm learning (extensive error messages are great for learning * grin *). However, I'm still looking for a rundown of the ...
nopcorn's user avatar
  • 16.7k
1 vote
1 answer
101 views

Architectural difference between Windows (8 and above) and *Nix [closed]

I'm applying for a development position at a company that uses MS products exclusively. To prepare myself for the interview I'd like to have a better grasp of how Windows works under the hood. I am ...
g_uint's user avatar
  • 121
1 vote
0 answers
66 views

Port knocking as poor (wo)man's approach to steer IOT devices?

First off, I am well aware that port-knocking does create more security-feeling than real saftey, and that it is mainly a security-by-obscurity thing. Nevertheless: Are there are open-source projects ...
B--rian's user avatar
  • 204
1 vote
0 answers
2k views

Is ALU used for all instructions?

On wikipedia page about Von Neumann Architecture is this picture. There are a lot of similar pictures like this.(Also in a lot of articles about Von Neumann Architecture is that only ALU execute ...
PcAF's user avatar
  • 181
1 vote
0 answers
270 views

Understanding Bus Architecture Terminology

I've read several books which talked about bus architectures. Each one uses a myriad of terms. Can someone help sort these out for me? system bus external data bus internal data bus front-side bus ...
Sly's user avatar
  • 11
0 votes
1 answer
1k views

How can I add another independent network to an already existing one?

I'm planning a network, but unfortunately I'm not professional network admin, so I need your help, please. Here is the picture of what I plan to do: I have a normal router for internet ADSL ...
Johnatan's user avatar
0 votes
2 answers
107 views

lvm: lvresize --resizefs does not read the request size in correctly

I am trying to resize a logical volume (as well as the filesystem contained on that volume) and am a little confused by the output of the lvresize command: # lvresize --resizefs -L 2T /dev/archive/...
aarondiel's user avatar
  • 101
0 votes
1 answer
95 views

Which CPU has better IPC using the same TPD, a performance core clocked down or high a efficiency core

I'm wondering why the M1 has 4 performance cores and 4 efficiency cores, instead of 8 performance cores with 4 cores running higher efficiency, having the ability to step up to performance. I ...
pcal's user avatar
  • 1
0 votes
2 answers
119 views

I am trying to install debian. which download to select?

I am trying to install debian on local computer with Windows 8 OS and intel core i7 processor. On the download page. I was asked to select my processor architecture with the following options listed ...
Alex's user avatar
  • 3
0 votes
0 answers
115 views

Fivetran - CDC vs Fivetran Teleport

I am configuring Fivetran between many MS SQL servers and a snowflake database. I came across two transport option: using CDC and Fivetran Teleport. Fivetran Teleport is fairly new technology that ...
Luca's user avatar
  • 103
0 votes
0 answers
503 views

Stream Webcam video to a website

I am trying to build a system where I want to stream video from a webcam to a website, I am new to video processing, but so far, I have learned that I need to use FFmpeg lib, an AWS-S3 bucket and hls....
Anoop Yadav's user avatar
0 votes
0 answers
24 views

How to ensure a server's source code and binaries are the same as the standard?

I have seen the on-premise equipment having a design to deal with unauthorized modifications, e.g. a client's staff wants to resolve a technical issue by DIY (do it yourself), not willing to call the ...
Mike's user avatar
  • 13
0 votes
1 answer
2k views

Install arm librariers including dependencies on amd64

i'm currently trying to install primarily libdbus-1.so (so the libdbus-1-dev:arm64 package) on my amd64 system so that I can cross compile a rust application. But it's not working somehow, because i'm ...
Dome's user avatar
  • 11
0 votes
1 answer
105 views

VECTORWORKS : superpostion in 3D, transparent walls, display unreadable

I have a problem to display my 3D project on vectorworks. The walls are like hollow and transparent (image 1, transparent walls), and the whole becomes very diffcult to read and understand, as you can ...
Nyomba Titi's user avatar