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

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2answers
394 views

Poor performance with AMD R7 M265 after driver upgrade/system restore

I have a very strange problem. It happened two weeks ago, when Radeon Crimson was released. I ran DDU and wiped my old Catalyst install (it was working fine). After that, I installed the latest ...
0
votes
0answers
45 views

Adobe Premiere and Media Encoder randomly can't encode video

I have a mid-range computer setup which I use to do a lot of video editing and 3D rendering. Usually, it works fine, although I can't do 3D rendering (using Blender) on the GPU because there isn't ...
0
votes
0answers
18 views

On running an OS in an external HDD (SATA-to-USB3) on a Macintosh laptop for nostalgic-gaming

TLDR; What significant performance difference would there be if I run an OS (say, Windows) in an external HDD through USB3 (a SATA-to-USB3 connection), comparing to running it natively, on a ...
0
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0answers
31 views

SSD + HDD Setup - Occasional slow HDD access?

My PC setup is currently using a small SSD (~75gb) for storing my OS and small, frequently used software. The rest of my software and data is stored on an HDD (~1TB). Here's the issue; because most of ...
0
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0answers
29 views

SSD performance after dual-boot installation

I have an ASUS K501L laptop, very decent rig with 128 GB SSD and 1 TB HDD. I want to install Kali Linux as a second OS to boot to WITHOUT deleting my Windows 10 OS that already comes installed with ...
0
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0answers
27 views

Can I create performance counters, keep them running and periodically see the data without stopping the counter?

It might be quite a stupid question, but I seem to be unable to solve some simple monitoring need: A machine has a performance counter setup (those perfmon.exe thing from windows) that logs ...
-3
votes
1answer
57 views

windows 8.1 0 10Gb of RAM shows 3.49 gb as usable [duplicate]

My PC already have a 2gb ram in slot 1 and added a new 8gb to slot 2 but after booting it shows only 3.49 gb as available memory(I also checked it with speccy app). I checked msconfig options and the ...
0
votes
0answers
80 views

Ways of significantly speeding up Windows 10 loading on a modern low-performance PC?

I have a compact PC with the following specs: Intel Z3736F CPU (dual-core with HT); Integrated GPU 2GB DDR3 RAM 64 GB integrated solid-state memory (chips are soldered on the main board, not ...
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0answers
25 views

How to trobleshoot AwesomeWM performance?

I use heavily Awesome WM on Xubuntu. When I say heavily, I mean: multi display 4k display lot of applications lot of virtual windows (tags) lot of personalization of AwesomeWM (custom rc.lua and ...
1
vote
2answers
68 views

Degraded performance on using external disk

I am fairly new to MacOS, been using Ubutnu from beginning, i was forced to switch to MacBook for work reason. My issue is that when i plug in my 2TB WD passport hard disk, macbook sort of ...
0
votes
1answer
27 views

Performance improvemen in core i7? [closed]

I am student of Computer Architecture and i was wondering how come apple dual core processor's performance working with 1.4 GHZ clock is more than 8 core android phone processors? I searched for it ...
1
vote
1answer
837 views

Windows 10 Storage Spaces Poor Speed

Using Storage Spaces under Windows 10 Pro, I am observing poor, nonsensical speed. A two-way mirror and a simple space across four drives on 2012R2 and 2016TP produce completely different performance ...
0
votes
0answers
28 views

How do I check which element of my LAN is causing my upload speeds to be incredibly slow?

I have a Buffalo NAS 520 running via wifi attached to a Sky router (144Mbps and 2.4GHz) I'm attempting to upload via my home network but am getting speeds of 0.69 Mbps and the download speed is ...
-1
votes
1answer
74 views

Use a SSD on linux to speed up the access to the data files on the HDD without wasting space and wearing it out?

I've bought a brand new 250GB Samsung 850 EVO for my laptop using Ubuntu that I want to use as primary storage device, together with the old, but still pretty functioning, 250GB 7500 RPM HDD that I ...
-1
votes
1answer
102 views

What is the fastest way to transfer data to an external hard drive? [closed]

What is the fastest way to transfer files between my computer and an external hard drive given currently available products? Thunderbolt SSD? USB3 SSD? Are there any good benchmark tests out there ...
0
votes
0answers
34 views

Why do these benchmarks NOT saturate the CPU.

I ran two trivial benchmarks in Powershell and C. I ran this on reasonably well endowed i7-2600 with 16 Gig Win 7 Pro. Both ran using two of the 8 cores (really 4 cores dual hyper threaded) and ran ...
0
votes
1answer
42 views

Raid Controller Write-Back Cache Behavior

I am trying to understand how it is that the write-back cache on a raid controller can continue to yield a benefit while you're writing a huge random dataset. Let me first say that I understand how a ...
-1
votes
1answer
42 views

Is a difference of 0.6ms in ping times going to have a measurable impact to data transfer?

I'm benchmarking our app across the various desktop pc's we have in our organisation. Our application is network-heavy (all processing is done server-side). I'm trying to interpret how much of the ...
-1
votes
3answers
169 views

Running VM on the same SSD as host OS, useful or pointless?

I have an Alienware M11x R2 computer. A bit old but still kikin'. I run Windows 10 on it and I have VMWare Player installed to run Ubuntu 14.04 LTE on. It works but I used to have dual boot and Ubuntu ...
1
vote
3answers
75 views

My games are showing more than 80 fps output but I can't really see that 60 fps ingame smoothness

Actually I don't even know does this question actually belong to SuperUser, but I still wish to try. I've recently built more or less decent gaming PC with: 16 GB RAM NVIDIA GeForce GTX-970 4Gb GDDR5 ...
-4
votes
3answers
477 views

What is the “low memory warning” threshold with 16GB x64 windows?

EDIT4 We now have an answer. Thank you for everyone participating in the test and of course those downvoting the question. With 8GB or 6GB windows 8.1 x64 machine you get a low memory warning if your ...
0
votes
1answer
29 views

How can I close a process that slows down my computer to a crawl?

I sometimes mess up and start a CPU-intensive program while I'm playing a videogame. Last time I did this, my game audio began looping in a really obnoxious fashion and the smallest mouse click took ...
0
votes
0answers
45 views

Any 'Server mode' for El Captain

We have a virtual machine on vSphere with OS X El Captain installed, which serves as CI server (runs Jenkins instance for building apps we develop). However, virtual machine looks to be about ...
0
votes
0answers
49 views

hyper-v problems on windows 8.1 and server 2012 r2

it's complicated and grows every minute. last day my os was windows 8.1 pro x64 and virtualized windows 8.1 pro x86 with hyper-v. it was really fast, reliable, okay; except vgpu. vgpu is remotefx on ...
-1
votes
1answer
49 views

Are third-party softwares really necessary for protection/performance issues? [closed]

So far, I tried various third-party tools on Windows that claim to improve performance and/or security of my OS. However, I am not sure if they are really necessary or useful. It appears to me like I ...
0
votes
1answer
150 views

Limited CPU frequency on Macbook Pro with Windows 10

I have an Early 2015 Macbook Pro. I removed OS X and installed Windows 10. I installed Bootcamp drivers and everything works great except for one thing. Sometimes, not always, when playing or ...
1
vote
0answers
75 views

Why is my new computer benchmarking (and performing) much more slowly than my old one?

I recently purchased a new work computer that I use mainly for scientific computation. Supposedly, it is a beast. Here are some relevant specs: Processor 48x Intel(R) Xeon(R) CPU E5-2670 v3 @ ...
0
votes
1answer
74 views

Does my system support 1600mhz ram speed?

I'm looking into upgrading my PC, but I'm a bit confused about ram speeds. This is my current setup. Motherboard: Asus p6x58d premium CPU: Intel Bloomfield i7 930 DDR3 RAM: Corsair CM3x2G1600C9 (3 ...
0
votes
0answers
40 views

Remote desktop slows down over time Win 10 to Win 7 but reconnecting makes normal again

EDIT Dec 2, 2015 - corrected question to state that it's Win 10 to Win 7, not Win 7 to Win 7. When using remote desktop to connect from a Windows 10 computer to a Windows 7 computer, the speed of ...
0
votes
0answers
40 views

Write times for large files on NTFS

I am trying to benchmark the performance of sequential writes (I know that writes are buffered, but that doesn't matter for the scope of my experiment - I'm not looking to measure raw disk speed) on ...
0
votes
1answer
104 views

Troubleshooting Samba (windows shares) perfomance on an Intel NIC

At home, a native windows-shares client on Windows 7 and Windows 10 is performing poorly. It is connected to a Samba server through a gigabit switch. The read-rate is at around 60 MB/s while writes to ...
0
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0answers
6 views

Oracle RR math instruction length cut offs? Expert needed

Machine cycles for Oracle Math considering Oracle data type and lengths for the top compilers where are the step thresholds when varying length? Example Answer Well Dave Oracle 10g compiled on a 64 ...
-2
votes
1answer
162 views

Intel Z3735F 1.3 GHz 4-core VS. 1.8 GHz 2-core

So I have these two Insignia tablets that seem to have absolutely identical hardware except for different processor speeds and cores. 1 - ...
0
votes
0answers
55 views

How to analyse disk performance issues visible in Windows Resource Monitor?

I'm using Windows Resource Monitor and I observe poor response times of >250ms. I know which application is ultimately requesting the files, but the disk access is monitored under the System process. ...
-2
votes
1answer
46 views

Is iPhone 6s plus actually slower than iPhone 6s with the same cpu, gpu and ram? [closed]

When I check the details, I see that both devices use the same internal hardware. As the resolution of iPhone 6s Plus is really higher than 6s, it means that it needs more ram and gpu(?) power to ...
2
votes
1answer
121 views

Why does my Crucial M4-CT128 SSD only achieve about 30 MB/s on writes?

What can be the reason of limited to 30MB/s write speed to Crucial M4-CT128 SSD drive on Windows 10. Disk was before in different laptop with Win7 achieving higher write speeds. I noticed that after ...
0
votes
6answers
521 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
votes
1answer
163 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
95 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
votes
0answers
61 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
14 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
23 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
321 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
33 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
91 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
158 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
108 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
40 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
48 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, ...