Questions tagged [intel]

Computer circuitry and components manufactured by the Intel Corporation

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18
votes
1answer
4k views

What replaces x86 intrinsics for C when Apple ditches Intel CPUs for their own chips?

There are whole industries founded on the use of Intel Intrinsics for CPU parallelisation (with SIMD). For example, the community of Lattice QCD physicists depend on that for boost in the efficiency ...
16
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9answers
28k views

What is the difference between Intel and PPC?

What is the hardware and software differences between Intel and PPC Macs?
15
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1answer
22k views

Which Intel “generation” is my Mac's CPU?

While glancing through the marketing page of High Sierra, I read from the first footnote that: […] The playback of 4K HEVC content requires a Mac with a sixth‑generation Intel Core processor or ...
14
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3answers
9k views

Is there a way to see current CPU frequency in macOS from terminal (not Intel power gadget)

I am aware of these answers: https://stackoverflow.com/questions/9948987/detect-current-cpu-clock-speed-programmatically-on-os-x View the current clock Speed of a CPU in OS X? Which refer to Intel ...
13
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7answers
100k views

Is there a way to install and use PowerPC applications on Intel Macs?

Is there any way to install and use PowerPC applications on Intel based macs? I have older Adobe software that I would like to use, and cannot use on my new iMac.
13
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5answers
16k views

Can you virtualize PowerPC versions of Mac OS X on Intel Macs?

Ignoring licensing/legal issues, is there any virtualisation software that will virtualise an older, PowerPC-only version of Mac OS X (e.g. Panther 10.3.9) on an Intel Mac? If I understand correctly (...
12
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1answer
4k views

Why does Apple Activity Monitor report that my Mac with a dual-core Intel i5 Ivy Bridge CPU has 4 cores?

I just got a new Apple MacBook Pro 13", mid-2012, which has a dual-core Intel i5 Ivy Bridge CPU. When I run Activity Monitor and turn on the Floating CPU Window, it shows a 4-bar graph (indicating 4 ...
12
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3answers
24k views

How can I tell when Turbo Boost is active on my MacBook?

I have one of the core i7 MacBooks, and I'm wondering if there is a way to see when Turbo Boost is active (other than the fact that the laptop gets really hot and the fan kicks on). I use iStat to ...
10
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1answer
14k views

How to disable HyperThreading on Mac OS X Yosemite?

I read that on previous versions of OS X it was possible via hwprefs but I didn't figure out how to use it on 10.10.* (looks like it was removed). I need to disable HyperThreading for Wineskin.
9
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3answers
3k views

MacBook 12'' 2017 cpu speed: 1.4 GHz but Intel says it's 1.3 GHz

The full spec for the 2017 12" MacBook is an i7 Kaby Lake cpu with 1.4 GHz base frequency and Turbo up to 3.6 GHz. Various articles on the web state that the i7 used is specifically this model: ...
9
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12answers
54k views

Can I use 16GB DDR3-1600MHz RAM in an early Macbook Pro 8.2?

I found Macs which had: 16GB RAM installed 8GB RAM installed, but running on 1600MHz instead of 1333MHz (link in dutch) Question Is it possible to put 16GB running at 1600MHz in my Mac? If you've ...
8
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2answers
24k views

How can I disable CPU throttling and CPU disabling?

On a 2011 17" MacBook Pro (i7, 10.6, 16GB ram) I do not have any options in the energy saver preference panel to control CPU throttling. I need to be able to disable CPU throttling for short periods ...
7
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2answers
6k views

Xcode Quad Core Optimization

Is Xcode (Using Xcode 4.2) optimized for a quad core processor? My real question is will Xcode's performance be noticeably different with a dual core i7 as opposed to a quad core i7? I might be ...
6
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2answers
2k views

Do the chips in 2018 Macbook Pros have fixes for Spectre and Meltdown?

I know there are software fixes in macOS, but I want to know when the hardware is fixed. I'd like to buy a new Macbook Pro, but only after the hardware is completely fixed. The 2018 Macbook Pros have ...
6
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3answers
1k views

Acceptable CPU usage for 4 core 3.4gHz i7

Creating a kiosk application for the Mac and am testing performance and CPU usage. The activity monitor shows a total of roughly 90 to 150% CPU usage for the always up, kiosk processes. My first ...
5
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1answer
3k views

iMac 27" 14,2 late 2013 CPU upgrade

I recently brought an iMac 27" 14,2 back to life after a CPU fault (which in itself was odd since I never seen a PC or Mac with a fried Intel CPU) and it runs pretty nice ... but on a Intel Core i3 ...
5
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2answers
732 views

Do any current (early 2012) Macs support Intel's Smart Response Technology (SRT)

Intel's SRT uses a small SSD (up to 64 GB) as a cache for the hard disk. Or just the first 64 GB of a larger SSD. Per this Intel document this needs a Z68 Express board and Windows Vista or 7. Various ...
5
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1answer
202 views

Best document / book for Mac hardware?

stackexchange.com I am asking here for the sake of completeness. I've had fun asking this on various sites, each time having it closed, following peoples' recommendations, having it closed... It's ...
5
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1answer
2k views

Macbook Pro CPU throttling

I'm new user of a brand new 15" Mid 2015 MacBook Pro (i7 processor), which I got about a month ago. I've been having problems with performance. Every time I try to do anything more CPU consuming than ...
4
votes
2answers
998 views

Repair Disk - Start up disk options

I had a power failure and upon rebooting noticed that the OS drive needed to be repaired (Disk Utilities). I am running Snow Leopard and don't have the CD to start up from in order to perform the fix. ...
4
votes
1answer
7k views

Is there a way to use the Intel GPU when running Windows 7 from Bootcamp?

Alright, so the problem I'm currently facing is that when I run Windows 7 on my MacBook Pro (Early 2011, 15" 2.2GHz CPU) with OS X 10.8, I used Bootcamp 5 to install Windows 7. Windows does not ...
4
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0answers
1k views

How to find Intel SKU for Mac CPUs

Seems like everywhere you can go to purchase a laptop they specify the Intel SKU for each CPU option - except Apple. If you have a Mac, you can apparently find this info using the following command: ...
3
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3answers
1k views

Downgrading a new Mac to OS X Tiger?

I have a kinda odd question. In theory, would it be possible for a new Mac (Lets say a fancy new MBP) to downgrade from macOS High Sierra to a OS X 10.4.11 Tiger Intel build? If so, what would be the ...
3
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1answer
1k views

What cool things can you do if you hack EFI

I think I'm right in thinking Intel Macs use EFI. I heard rumours that you can create low-level password protection and even install a shell. Info is sparse and limited. Have any power users hacked ...
3
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3answers
446 views

Intel Power Gadget causes kernel panics

The latest version of Intel Power Gadget (3.6.1) is causing frequent kernel panics in macOS Catalina (10.15.1), causing the system to freeze and then shut down. This happens when some app is already ...
3
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2answers
2k views

Is a quad-core i5 or i7 27" iMac a viable upgrade from a 2008 2.8ghz octacore Mac Pro 3,1? [closed]

I currently have a 3,1 Mac Pro with dual quad xeon CPUs, 20GB RAM, 1TB SSD (8x256gb in two RAID 10 groups), ATI 5770, running Lion. I currently have every DVD and BluRay I own ripped to a set of ...
3
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1answer
1k views

CPU frequency in Intel Power Gadget

Which core's frequency and temperature are shown by the Intel Power Gadget tool? How can I observe the frequency of all the independent cores on my MacBook? Can the Intel Power Gadget be configured ...
3
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3answers
18k views

How do I install Linux on an Intel iMac with no OS nor CD drive

What I want: Linux on an Intel iMac (Core Duo). What I have: An empty PC (17" Intel iMac) with broken CD drive. It's model A1173. This PC with Ubuntu 12.04 and an old Windows Vista partition. a ...
3
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2answers
50 views

Could I take a Core i7 form a 2012 MBP and put it into a 2018 MBP?

I know very little about computer hardware so I thought I might as well ask. I have an Intel Core i7 in my MacBook Pro Late 2012. I am considering getting a 2018 MacBook Pro. I was wondering if it is ...
3
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2answers
2k views

OSX able to throttle down CPU on heavy usage?

I have a company macbook with a 4 core 2,8Ghz i7 (to much power for a "laptop" if you ask me, whatever). Sadly the cooler seems not to be able to handle 100% cpu usage. Sometimes filevault stresses ...
3
votes
1answer
768 views

Why does Intel Power Gadget fully freeze the system?

I have installed Intel Power Gadget. When I've tried to start the app it fully freezes system. I then need to reboot. I have the problem with a MacBook Air (i7, 2012) with a clean install of macOS 10....
3
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1answer
896 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 ...
3
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2answers
2k views

Does the VT-d feature on the i7 have measurable VM gains over the i5 on 2013 RMBP?

Some days ago Apple refreshed the MacBooks pro and I'm looking for either well sourced reviews of the hardware capabilities between the models or real world experience to help me value the increased ...
2
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4answers
1k views

Is 0.4 GHz of extra processor speed worth €300? (about $430)

I'm planning on buying a new macbook pro 13inch and I've got the choice between a 2.3ghz intel core i5 or an 2.7ghz intel core i7 for an extra €300 (= $430). Can someone explain me what the ...
2
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1answer
3k views

How do I Turbo Boost in Macbook Pro

I have a 2010 Macbook Pro with Intel Core 2 Duo and I usually use it for gaming. I wanted to Turbo Boost it but how do I do that?
2
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3answers
2k views

Would Upgrading to 16GB RAM be Beneficial?

I'm running on an i3 processor, 2010 model, 3.06 GHz. I'm currently have 4GB of RAM, but if I were to upgrade to 16GB, would: Applications open quicker? FPS increase in game? Overall performance ...
2
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3answers
2k views

Powerpc apps on a MacBook Pro with OS X 10.9

I have several Power PC apps that will no longer work with OS X 10.9. How can I remove them from my MAC?
2
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1answer
292 views

Does the mid-2010 Macbook Pro (Core 2 Duo) support memory compression with OS X 10.9+?

The machine in question is a mid-2010 Macbook Pro w/ the Intel Core 2 Duo (P8600 2.4GHz). I'm not entirely clear on whether or not the memory compression feature in OS X 10.9 (Mavericks) and beyond ...
2
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1answer
1k views

Mavericks unusable (beach ball) when CoreStorage fails

I have a Late 2008 MacBook Pro running OS X 10.9.1 (13B42) I've upgraded it with a 180GB Intel SSD 520 series (model INTEL SSDSC2CW180A3), which replaced the SuperDrive CD-rom, and I setup a Fusion ...
2
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1answer
1k views

Can't run Intel Driver Update Utility on OS X

I cannot run the Intel Driver Update Utility on OS X Mountain Lion (10.8.5). All Java options are enabled (have tested in Safari, Firefox and Chrome) and latest Java version installed. It keeps saying ...
2
votes
1answer
151 views

Is Mac hardware with the T2 chip vulnerable to the latest Intel CSME exploit?

Based on this exploit, are recent Macs with the T2 chip affected, I ask as I wonder how much Apple relies on its own silicon vs Intel CSME. This is a disaster, how is Intel surviving this stuff. I ...
2
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1answer
362 views

5K external screen with 2015 15 inch retina MBP with Intel Iris Pro graphics

Has anyone tried whether Intel Iris Pro found in 2015 retina MBP is powerful enough to drive single 5K screen like Dell UltraSharp UP2715K or Iiyama ProLite XB2779QQS or Philips 275P4VYKEB or HP Z27q? ...
2
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1answer
6k views

27‑inch iMac 2017 i5 vs. i7 [closed]

I own a bit old MacBook Pro (Retina, 15-inch, Mid 2014) with 2,2 GHz Intel Core i7, so I'm considering replacing it with a new iMac, but not sure which CPU should I choose. 3.8GHz quad-core Intel ...
2
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1answer
633 views

Can I use my late 2013 MBP with Dell2515H?

I'm thinking to get an external monitor for my MacBook Pro Retina display (late 2013 model). What I would like to have is to get a 4K monitor or QHD monitor (Dell U2515H or P2715Q). What I'm worried ...
2
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2answers
22k views

Best solution to force MacBook Pro 2011 to use integrated graphics (discrete graphics still working though) [duplicate]

After changing my AMD Radeon HD graphic card again, and seeing so many complains about the MacBook Pro 2011 issue online, I decided to plan to make the my MacBook only work with Intel HD 3000 graphics ...
2
votes
1answer
793 views

Installing an OS on My Intel Mac Mini

I have an old (2006) Intel Mac Mini Core Duo, 1.67 Ghz, model A1176. I wanted to single-boot Linux, so I made a bootable USB Gentoo install, which I booted with the help of rEFIT (installed on my OS X)...
2
votes
3answers
16k views

Windows 10 installation using Boot Camp crashes in iMac with 'system thread exception not handled (igdkmd64.sys)'

I've installed Windows 10 Pro in my iMac using Boot Camp but when the computer is on for 3-5 minutes, it crashes and shows BSOD with the error 'SYSTEM_THREAD_EXCEPTION_NOT_HANDLED (igdkmd64.sys)'. I'...
2
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0answers
407 views

MacBook Pro mid2010 SSD optibay upgrade - SandForce?

I want to replace Superdrive in my MBP mid 2010 with Otpibay SSD. I have 2nd revision (rev 2/rev B) of mother board replaced due to GPU problems. Which drive should I consider? I would like to omit ...
2
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0answers
825 views

Intel Wireless Display (WiDi)

Can we use this technology on Macs? Intel's WiDi software is only for Windows users.
1
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1answer
321 views

Is it possible to use Intel AMT to manage MacBooks?

https://www.intel.com/content/www/us/en/architecture-and-technology/intel-active-management-technology.html I've heard MacBook intel chips are AMT-capable, but AMT isn't ever enabled so you can't ...