For questions concerning computer, or computer-related, performance. Please include metrics in your questions.

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0
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6answers
433 views

4-year old CPU more powerful than CPU released this year? [closed]

My current laptop has a Core i7-2670QM CPU which was released in October 2011: When I look at more recent laptops, with CPUs released this year, it's not clear which one is more powerful. For ...
0
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1answer
109 views

Possible reasons for slow laptop performance

I have the following laptop: Lenovo Y50-70 Ram: 16GB Intel i7 2.5GHz GeForce GTX 860M 4GB I am disappointed with this laptop and I spend kinda a lot of money to have it. My problem is that after 2 ...
3
votes
0answers
38 views

MMC card reader slow on Linux

I have been searching in and out on google and the forum about the issue I am experiencing with Linux, with no luck so far. This is my system: System: Host: wally Kernel: 3.13.0-37-generic x86_64 ...
0
votes
0answers
42 views

Is there a performance improvement when considering partition size during HDD partition?

I am having a 320GB (298GB usable) HDD. I want to partition it. Generally, Is there a recommended fixed size for partitioning so as to get more performance? Like in what case will the performance ...
0
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0answers
50 views

Deleting a folder with huge number of subfolders is very slow in Windows

I have a hierarchy of folders (millions of them) and I want to delete the parent node. It's OK and it gets deleted. My CPU usage becomes 100% on all logical cores, but the memory doesn't complain and ...
0
votes
0answers
12 views

Samsung 530U4E ultrabook ultraslow

I have a 530U4E samsung ultrabook but this computer is desperately slow. Every application I launch takes sometimes incredible amounts of time (firefox needed a minute to launch) I recently upgraded ...
0
votes
0answers
20 views

Benchmarking a process to run on another server

I am not too sure if there's a simple answer to this. At the moment, I have a Linux process. I can monitor this process like any other and see it's CPU/Memory utilisation. How would I be able to ...
1
vote
1answer
180 views

Wireless Access Point (connected to pfSense) is only fast when using Double NAT?

I've been troubleshooting this problem for several days now and I am completely stumped. I have a cable modem connected directly to pfSense (dedicated hardware on SuperMicro motherboard). pfSense is ...
0
votes
1answer
31 views

How has chrome's performance changed over time?

Chrome has always claimed to be about performance. The super fast browser I installed years ago does not seem that super fast anymore. Is there some list of benchmarks under different versions of ...
0
votes
1answer
65 views

Windows 10 x64 very poor performance and heavy IO usage

After a clean install of windows 10 it was very unstable and poor performance, to open Explorer for example took ~10 secs and it freeze/unfreezing constantly. And I've observed a heavy disk IO. ...
0
votes
0answers
32 views

Chrome scrolling stutters on Macbook Pro 13 (2015) and doesn't on old iMac 2011

I have an iMac from 2011 with AMD Radeon HD 6770M 512 MB and I just bought a new Macbook Pro (early 2015) with Intel Iris Graphics 6100 1536 MB. I enter the same page on both computers on Chrome and ...
2
votes
0answers
71 views

SSD causes UEFI to load very slow on reboot (~15 sec)

I've recently bought an ADATA Premier Pro SP900 128 GB M.2 . It works fine , it's fast , but I have one issue with it . When I start the laptop , UEFI loads fast in a second or so , goes to my ...
0
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0answers
31 views

Lightweight OS for Acer 5532

I have this old laptop with the following specification: Processor: 1.6GHz AMD Athlon 64 TF-20 Ram : 3GB DDR2 SDRAM 800MHz Storage : 160GB at 5,400rpm Graphics : ATI Mobility Radeon HD 3200 ...
0
votes
1answer
41 views

How can I easily benchmark my laptop and compare with others?

I came across Phoronix Test Suite because it was the only one I found on the internet which integrate your results with others (openbenchmark.org). However, besides it presents itself as an easy tool, ...
1
vote
1answer
46 views

Resource Monitor : what is the blue line in mean

My PC is too slow these days (after some "updates" from Administrator). When I look in to the Resource Monitor, I see when the PC is slow, in Tab CPU, I have 1 Blue Line stick to 100% threshold, what ...
-1
votes
1answer
27 views

Windows 7 Enterprise Edition logon - are files installed from a local server?

when my daughter logs on to a windows 7 enterprise edition laptop at school it takes a long time. Are there transfers of files from a local server to the laptop involved in this, or is the delay most ...
1
vote
1answer
117 views

AMD CPU Maximum Frequency suddenly limited on Windows 8.1

Suddenly today - I can't really pinpoint when - my CPU has become locked at a low frequency, even under load. I hadn't changed any settings in Windows 8.1 or in the BIOS, and everything appeared to be ...
0
votes
0answers
26 views

Read Speed 50% Slower Than Expected

have an issue with our internal network that I’ve been trying to troubleshoot for the past two days with no luck, wondering if I can get any answers or ideas that we haven’t thought of yet. We have a ...
0
votes
1answer
36 views

How to check what is causing performance issue

I have inherited a server with some performance issues. It is running node js, nginx, basic MEAN stack. (DB on another server though) Whenever I copied a file (log file with size of around 150MB) or ...
0
votes
2answers
452 views

SATA3 RAID 0 vs. SSD

I'm going to buy a new computer, and I'd want to know (in terms of performance) which option is better. Obviously, the best idea is to combine them (SSD for the OS and RAID0 for the data). However, I ...
0
votes
0answers
7 views

Does keeping pc in sleep mode for long time affects it in anyway? [duplicate]

I keep my laptop in sleep mode and sometimes I forget to switch off when going to sleep and it stays like that most of the time. So is it a bad practice like can it affect the performance of the ...
0
votes
0answers
15 views

What programs are most affected by slow write speeds?

I'm specifically referring to "power user" programs that will be slowed significantly or crash as a result of slow write speeds. I will most likely make use of Serato DJ, Adobe Illustrator, XCode, ...
-1
votes
2answers
114 views

Single thread performance increase in overclocking?

If CPU "BlaBla" has a single thread benchmark score of 2,500 at 4 GHz, how much would that single thread score increase if we overclocked it 50% (making it 6 GHz)? I assume this has to make sense. A ...
0
votes
1answer
176 views

Clean Windows 10 installation shows bad IOPS on Samsung 830 SSD

I just did a clean installation of Windows 10 Pro (fully patched) which was running Windows 8.1 Pro before. I have applied all settings suggested by Samsung Magician and got the following benchmark ...
0
votes
0answers
41 views

Hard drive usage very high all the time

I have a problem with very high hard drive usage. Computer of my colleague (Sony VAIO) was working very slowly, it had Windows 10 Technical Preview, so I had to reinstall system. I installed Windows 8 ...
0
votes
0answers
58 views

2 Separate servers running Windows Server 2012-R2 are suddenly very slow

Alright, so this problem has me stumped. We occasionally provide remote assistance to some of our customers, most often using Team Viewer. Yesterday morning, one of our customers reported that our ...
0
votes
1answer
32 views

Can two SSDs run slower than one?

I'm planning to buy a new SSD to add to my current config so that I can finally stop barely squeezing one game at a time on the same SSD as my OS (currently I have a 120GB one) and it got me wondering ...
0
votes
1answer
109 views

Slow file browsing of offline files, Windows 10

I am using Windows 10 and just setup Offline Files for 3 folders I'm currently working from (28 sub-folders, 550 files, 185MiB). I prefer working from local copies of the files for performance reasons ...
0
votes
1answer
76 views

Asus Laptop - Works but is VERY SLOW

I have a fairly new ASUS laptop computer. It's a Cheap Walmart model, but it worked fine for a while. One day, for no apparent reason, it began working very slow. It does work but it takes about ...
0
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0answers
40 views

What does “losing a second of transactions” mean in MySQL?

Setup: Homeserver with Owncloud using MySQL as database. Problem: I/O on server HDD slows sync down to several days per 70k small files. Solution: ...or at least a workaround that I found is to ...
0
votes
1answer
174 views

Slow transfer speeds over wifi to NAS?

I'm running win 10 (10576), using a realtek RTL8811AU 802.11ac usb wifi stick, and connecting to my network over an airport extreme wifi also running 802.11ac. Attached via ethernet cable to the AP ...
0
votes
0answers
35 views

How to tell how much swap a Windows process actually uses?

In Windows 8.1 x64, I'm running a VBox machine that is configued to use 5200MB RAM. The host OS has 16GB of RAM, however often the other open programs add up and fill up the memory. My theory is that ...
0
votes
0answers
105 views

Slow Speeds over Wi-Fi

I have cable Internet that averages about 35 MB/sec down and 7MB/sec up, but been having intermittent Wi-Fi problems for several months now. I’ve changed my router a couple times to no avail. I’m ...
0
votes
1answer
259 views

What does “I/O Reads or Writes” and “I/O Read Bytes or Write Bytes” mean?

In Task Manager (and Sysinternals' Process Explorer) there are columns called "I/O Reads", "I/O Writes", "I/O Read Bytes" and "I/O Write Bytes". So what do these counters mean exactly? What else, ...
1
vote
3answers
70 views

I do simple edits to large 2-D images (Windows 10, 64-bit with Windows Paint). Will a graphics card speed things up?

Task I frequently make very basic and simple edits to largish 2-D images (say 800MB). Problem Things get jerky when I move chunks of the picture (even small ones) around. Question I currently ...
1
vote
1answer
46 views

Special defrag options to place boot files in special order (for fastest boot)?

How can I defrag an HDD of a Windows OS in such a manner that the boot files which Windows loads are placed sequentially each one after another to get the fastest boot time? (incl. drivers etc) Which ...
0
votes
1answer
52 views

Desktop performance issues

I have a desktop tech specs Core i5 / 12 GB RAM / HD Seagate Barracuda ST500DM002 500GB 7200 RPM 16MB The problem that my PC simply freezes or slow downs during of compilation code/... or whenever ...
-2
votes
1answer
90 views

Is SATA III 6 GB/s a bottleneck to i7 4th Gen Laptop processor

Should I consider upgrading my Sata 2.5" inch SSD from SATA to Nvme m2 SSD.I have a 512 GB Samsung EVO 850 (I get around 450 MBps read / 350 MBps write). Now that the new Samsung PRO 950(2.5 GBps read ...
3
votes
3answers
296 views

Extremely slow internet (huge lag), how do I diagnose it?

The problem My usually decent 5 Mbps home connection has been extremely slow for the past few days, with all pages I visit taking much longer than usual, some taking more than 30 or 50 seconds to ...
0
votes
0answers
19 views

Is NBTI CPU aging, and how does it affect a PC under normal conditions?

There was a question here on SU, if a CPU can age: Is the performance of a CPU affected as it ages? the answer in short No I read a newspaper article (unfortunately in German) referencing a research ...
0
votes
0answers
41 views

Homedir via NFS: How to improve performance?

I would like to improve the login speed on my NFS clients. Just logging in via lightdm and starting KDE takes approx 35 seconds. Could be somewhat faster, no? One option would be to improve NFS ...
1
vote
1answer
60 views

Memory is full, but by whom?

Today when I turned on my PC and logged in Windows (8.1), I noticed the HDD's LED is on persistently (without blinking) and the Windows is unbelievably slow and is lagging tortuously! I opened the ...
0
votes
1answer
37 views

Windows 7 software raid 1 performance questions?

Recently my hard drive died, and I lost all my files and I am really sad. Right now I am making a software 1 raid between my 2250MBps/1850MBps Pcie 3 8x SSD, and my 1TB 170MBps/170MBps hard drive. ...
1
vote
3answers
43 views

Can I increase app performance by purposefully fragmenting its data on the hard drive?

Some popular apps and games have very many files that are not frequently used in normal operation, so there are large distances over which the hard drive needs to leap over to get to the next bits it ...
1
vote
1answer
1k views

Windows 10 extremely slow after one of the latest updates

A collegaue and I experience that our laptops have become extremely slow after one of the latest Windows 10 updates. Everything we do seems to stall a bit: Search in Visual Studio solution, open a ...
0
votes
0answers
80 views

Will using the dedicated graphics card improve performance?

I have a HP 1000-1205TX Notebook PC which has a Intel® Core™ i3-2328M Processor and AMD Radeon HD 7450M (1 GB DDR3 dedicated) graphics card. The processor also has integrated graphics. I am running ...
2
votes
0answers
105 views

Is a VeraCrypt partition slower?

I just got a new external hard drive. I want to create an encrypted partition on it with VeraCrypt. I did the same thing with a similar drive. I just copied a file over to it and the speed was about ...
1
vote
1answer
106 views

UEFI CSM / legacy performance

Are there any known performance problems of "legacy" Operating Systems (Windows 7, for example) running on UEFI with CSM? Lately, I've seen quite a few brand-new computers by different OEMs that have ...
0
votes
1answer
269 views

Does RAM latency/timing affect motherboard compatibility?

When shopping, it's common for RAM manufacturers to list the frequency, timings, and voltage that RAM has been tested to run stable at. For example, the Corsair Vengeance LPX CMK32GX4M4B3000C15 has ...
0
votes
1answer
24 views

How much Is important the distance between sending request position and server position? [closed]

I have a website, usually the users of my website are from Iran. Now I want to know, buying a VPS from a near country is important? For example: Is it better to I buy a VPS from Digitalocean or OVH ...