Questions dealing with performance of Apple hardware or software, especially about troubleshooting or improving poor performance.

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9 views

WiFi slow down drastically when iPhone 6s connected

Good day everyone.. (not good for me obviously) I have questions about my iPhone 6s (iOS 9.3.2) connecting to my TP-Link Router (Model No. TL-WR740N / TL-WR740ND) and its performance. Whenever I ...
0
votes
1answer
15 views

MacBook gets heated up

I am running on macbook pro 2015. Since, few days, I have noticed a significant degradation in it's performance. Here is the screen shot of the activity Monitor. Can someone please help me on, how can ...
0
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0answers
35 views

I don't get proper internet speed on mac

I don't get proper internet speed on my macbook pro mid 2015 model. My ISP have one FTP server where I get on average 5 to 6 MB/s speed and internet speed about 300 KB/s in other website on my other ...
3
votes
1answer
26 views

Is there any part of OSX that gets a significant speed boost from Intel AES instructions?

I've been comparing some specs between Mac Pro models, specifically with the jump from Harpertown (a.k.a. Core 2) to Gulftown/Westmere (a.k.a. Core i7). While there were expected incremental ...
2
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4answers
72 views

Does force closing apps have any benefit on iOS devices?

I've gotten mixed answers from various websites and people concerning this question, and I wanted to put it out there for all of you to answer once and for all. The question is, does force closing ...
3
votes
2answers
68 views

Macbook Pro Hard drive speed

I have an early 2011 Macbook Pro with a Toshiba MK7559GSXP 750GB 5400rpm hard drive (that has about 48GB free) and running El Capitan. Recently I had the feeling that things were running slowly (and ...
1
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2answers
35 views

iMac (Late 2015) using swap when there's still plenty of RAM left

My wife's new iMac is behaving rather oddly. Despite being a pretty powerful machine, it's rather slow and laggy. I looked into it, and it seems her swap memory is maxing out, even though there's ...
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0answers
14 views

Typing and UI lag, yosemite

I have a macbook pro 13" mid 2009 with SSD and 8GB RAM. It runs Yosemite 10.10.5. When I changed the original HD with an SSD and installed Yosemite (a few months ago), the computer started working ...
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0answers
21 views

Is there a way to change only the horizontal scrolling speed on an apple corded mouse?

I have the latest macbook pro running the latest osx and i am using the corded mouse. Hope i could use the magic mouse but i am stuck with the crap corded one for now. I can say i am OK with it, apart ...
0
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0answers
9 views

What happens when PCIe boost circuits are overloaded?

In my understanding, the 2010 Mac Pro is rated for 75W of power for each PCIe slot, plus 75W for each of the two 6-pin boost (aux) circuits. I know it's possible to exceed these limits, because I do ...
2
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0answers
24 views

Why does my Mac slow down when the volume/brightness indicator fades out?

I frequently change the volume and brightness on my computer. Usually I modify them to more or less match my surrounding physical(!) environment. But there's this one annoying quirk with changing my ...
1
vote
1answer
23 views

Why is this stock iMac so slow at launching apps?

I bought a refurb iMac from apple.com: 21.5", late 2013 2.9 GHz Core i5 8 GB DDR3 Geforce GT 750M 1024 MB 1 TB SATA Disk No SSD, but this should still be performing well for basic tasks. It's ...
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0answers
36 views

Java/Scala programs running on my mac are slow

I'm using my Mac machine (Macbook Pro 2015, with SSD) for work, doing mainly Java/Scala development with it. The machine I'm currently using is about half a year old, fresh install, with some ...
1
vote
1answer
71 views

Do Sophos and Spotlight conflict and if so, how can I run both applications without problems?

I just got a brand new 13" MacBook Pro at work. I have noticed that Spotlight has been running constantly giving me ~4 hours of battery life. The motivation for getting this laptop was to have the ...
0
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0answers
22 views

Is there an alternative to hiding an application that will reduce the performance demand?

I'm just wondering if there is an alternative to hiding an application, that can reduce the performance demand of a program. I'm curious because I use blender from steam, but steam won't close unless ...
0
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0answers
14 views

Limit frame rate on specific apps? (speedhack)

I'm working on an application that tests a player's reaction speed level by level, however I'm having difficulties implementing higher levels as my own reaction speed is only average. Is there any way ...
1
vote
1answer
76 views

VLC 2.2.2 and OS X El Capitan Issue

I have been using VLC Player for 7 years and after update to 2.2.2 It is really painful to use it with El Capitan. It is very slow to forward or backward, It constantly freezes and lots of time the ...
0
votes
1answer
42 views

Why Gigabit Ethernet Direct Connect is not default at Macs?

Trying to connect two Macintoshs with a Ethernet cable (capable of Gigabit speed, of course) will not automatically set a gigabit connection. Instead of this, a 100MB connection is established. Does ...
1
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0answers
45 views

Why exactly do people consider the Mac Pro 3,1 (Early 2008) PCI bus too slow for fast GPUs?

I've upgraded the GPU on my MacPro3,1 (Early 2008) from the original 8800GT to a 6870 and things were fine. I've been looking recently to take it another notch up the ladder, but I've stumbled across ...
3
votes
1answer
38 views

MacBook Pro mid 2012 13.3 HDD cable performance

I am helping a friend to fix her MacBook Pro 13.3 performance problems. It was barely booting, and terribly slow for disk seeks. Then I replaced the HDD. It was perfect with new SSD and El Capitan ...
0
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0answers
5 views

iPad Update from iOS 6 -> iOS 8 and back again, possible? [duplicate]

I have an iPad 3 with iOS 6 which runs buttery smooth. I want to update to iOS 8, since I saw that it ran quite okay on my friend's iPad. My iPad 2 with iOS 9 has become unusable though, too slow, and ...
0
votes
1answer
893 views

Should I upgrade my iPad 2 to iOS 9.3 from iOS 5.1.1? ( Late March 2016)

I recently recovered my lost iPad 2. I cannot afford a new tablet at the moment and I will use my iPad 2 as a daily driver (to browse the web, read books, college lectures, play games and other light ...
1
vote
0answers
53 views

Severe performance issues with my Macbook Pro Retina 13 - mid 2014

A few weeks ago I bought a used Macbook Pro Retina and I've been having severe issues with it since. The first thing I did when I bought it was to upgrade from whatever version of OSX it was using to ...
1
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4answers
321 views

What's slowing down my Mac?

I have the following mac: iMac (27-inch, Late 2013) 3.4 GHz Intel Core i5 8 GB 1600 MHz DDR3 NVIDIA GeForce GTX 775M 2048 MB It has a HDD, and I have 240GB out of 1TB free space. I'm on OS X El ...
0
votes
1answer
122 views

How can I test my LAN speed between Mac and Apple TV?

How can I test my LAN speed when I do not have two computers? I have a Mac, an iPhone, and Apple TV. I want to see the strength of my home network. I don't care about testing my internet connection, ...
0
votes
0answers
65 views

Throttle ONLY Internet upload in El Capitan (not all network activity?)

I've got a mac mini running as a (mostly) headless server. Occasionally in the day it brings my horrendous internet connection down by maxing out the upload with various services it runs. I was ...
0
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0answers
18 views

MacBook Pro 17" Late 2011 - Does the Optibay support SATAIII SSD?

I have a Late 2011 MacBook Pro 17" with an SSD in the main drive slot and a HDD in the optibay. Yet I was interested in installing a RAID0. I have checked with system profiler to see that, of course, ...
0
votes
1answer
355 views

Macbook Pro Differences (2015 vs 2016) [closed]

I was looking into getting a Macbook Pro 15 inch with Retina Display. I've never owned a Mac so I did some researching while looking at what to get. I saw a lot of articles saying to wait for the 2016 ...
1
vote
0answers
57 views

Wi-Fi speeds very slow on iPhone 5

I have a strange problem with my iPhone 5 running iOS 9.2.1. When I first join my home Wi-Fi network, it is running nice and fast. I use the Speed Test app and measure 60 Mbps down, 4 Mbps up, which ...
2
votes
1answer
283 views

Typing into Safari on iPad extremely slow

We have an iPad mini 2 running iOS 9. Ever since upgrading, any text field in Safari is painfully slow, generally taking 2 to 4 seconds before responding, and then doing so in fits and jerks. This ...
0
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0answers
39 views

Can I conclude that I have to upgrade my mac's RAM based on these stats?

My 2012 13 inch MacBook Pro has become real slow, even when just a few programs like Itunes, Safari or Spotify are opened. I've been cleaning up my HDD, but I don't feel like it's speeding up. So I'm ...
1
vote
2answers
38 views

Is it possible to limit resources to a game? Or forcibly limit the FPS

I recently bought and installed a new game through steam 'besiege' if you were wondering, and it ran really hot on my computer. On other games such as CS:GO for example you can cap the FPS in game ...
1
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0answers
35 views

Mid 2012 Mackbook Pro performance problems

I bought an used Macbook Pro Mid 2012 and it has performance issues. Basically it hangs from time to time even when its not under heavy load. I started to inspect the possible causes and I found out ...
-1
votes
3answers
92 views

Is the new 2015 Macbook Pro slower than my mid-2012 MacBook Pro? [closed]

I need to return my computer to the company I worked for (after all, they own it) so I'm looking into buying a new MacBook Pro. To my surprise their Mid 2012 model is: Compared to the slower models ...
1
vote
1answer
250 views

cpu is 100% used, yet no application shows significant usage

Since a few days my IMac started showing weird behaviour. In Activity Monitor it shows that my CPU is 100% used. Literally 0% idle, but there are no Applications using anywhere near this much ...
1
vote
1answer
129 views

Why does Finder slow down and start beach balling after heavy use?

I am experiencing the following issue in Finder on OS X Yosemite 10.10.5. After working for sometime heavily on it, usually about 10-15 minutes, navigating in directories, moving/copying renaming ...
1
vote
2answers
25 views

Fresh install after CPU upgrade

When installing a program on a Mac does the installer consider processor speed and number of cores in order to tailor the programs performance, and if so will upgrading processor architecture from ...
12
votes
5answers
3k views

How to slow down clock speed of processor

I recently bought a new MacBook Pro which sometimes goes too fast. I frequently program for Mathematica, and on my old 2007 MacBook Pro I usually got a feeling for inefficient code when it runs ...
1
vote
1answer
132 views

High CPU and energy usage in Safari

Energy impact of Safari is extremely high on my Macbook Air Mid 2013 El Captian 10.11.2. It lead to high usage of CPU (Temperature ~65.0°C) and the CPU fan is running in full speed (6500.0 RPM) ...
3
votes
0answers
160 views

Is it possible to disable CPU throttling on a MacBook Pro with a completely dead (not recognized) battery?

I have a MBP late 2011 running El Capitan, recently my battery died (x over the icon and "no battery available" in the dropdown.) I've noticed since then that CPU intensive tasks are very slow, and I ...
1
vote
1answer
51 views

Performance problems, possibly malware?

I have concerns about malware or something significantly affecting the performance of my iMac. As you can see from the screen shot below I have updated to OS X Yosemite Version 10.10.5, but I did ...
2
votes
2answers
1k views

Is there a task manager for OS X El Capitan?

Something's causing my Mac to bottleneck on startup and on wake. I'm curious if I can isolate this by leaving a monitor program running so I can see what's eating up the CPU. How can I check CPU ...
1
vote
0answers
31 views

Can I find information on whether the iMac with 250GB, 500GB, or 1TB of SSD storage differ in speed?

Apple doesn't say in their order or specs page, but I am wondering if there is any info on the iMac 27 Retina model, if the 250GB, 500GB, or 1TB SSD hard drive differ in speed? Such as the speed of ...
3
votes
0answers
188 views

iBooks on El Capitan

I have a large number of items in iBooks. some epub, lots of work related PDFs. in total around 20k documents that I want to sync to my iPad to carry around as a convenient source of reference. ...
1
vote
1answer
78 views

Macbook pro mid 2012 slow down

I'm actually asking about my wife's macbook pro which I don't use very often. It's slowed down quite a bit recently and apparently before the update to El Capitan. Programs have started to take a long ...
1
vote
0answers
68 views

MBA6,2 10.11 faulty temp sensor 230~300% kernel_task problem

Problem started after I sprayed some water during shower. Fan runs on 6500rpm as soon as I log on and kernel task stays on 230~300% even though laptop is not even warm. So I ran HWmonitor and it ...
0
votes
0answers
104 views

MacBook Pro 13-Inch Retina Mid-2014 slowing down badly

Recently I started facing issues with the web surfing and some features in the Mac OS X. For the most of the web surfing I use Google Chrome, and a few websites like Facebook lag a bit on my ...
1
vote
0answers
50 views

diagnose possible issue with MBpro 2012 running very slow

tl;dr Can a MacBook Pro become unbearably slow because of hardware issues, e.g a hard-drive failure? How can I best diagnose this? I own a MacBook Pro from 2012, which recently has become unbearably ...
1
vote
2answers
665 views

Suggestions to make a old Macbook Pro faster?

I got a Macbook Pro I think the year 2010. How can I make it faster because,it starting to get slow. Are there Free or Inexpensive Apps or tricks to make it fast? Thanks!
2
votes
2answers
1k views

Macbook Pro 15“ vs 13” - Performance vs portability

Currently I've got a MacBook Pro 15" (mid-2010, model 6,2), with 8 GB RAM, 2,5 GHz i5 Processor and Intel HD Graphics 288 MB video card. Seeing as it's 5+ years old, I really need a new one, ...