Solid State Disk, a generic term for computer storage devices that have no moving parts and do not involve a "hard disk". A hard disk, in contrast, is a device incorporating a spinning platter or platters that store information magnetically.

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119 views

Macbook Air dramatically slow on OSX and run fine on Windows

I am experiencing a problem since few days. After a crash on OSX (Yosemite), I have switched off the Mac, then trying to switch it back on without success (Apple logo with progress bar seemed to be ...
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1answer
155 views

How to get SATA III on Mac Pro 5.1

I just put a nice new Samsung 850 SSD drive into my Mac Pro 5.1 and noticed that it maxes out at 250MB/s write/read. The drive should be capable of speeds around 500MB/s, so the culprit here is surely ...
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2answers
144 views

Caching HDD Files on an SSD

Given a system with a fast internal SSD, and a slower external HDD, is it possible to improve the HDD's performance using free space on the SSD without creating a Fusion Drive? In my case the external ...
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46 views

DriveDx shutdown count is very high

DriveDx claims that there have been 2051 power cycles on my Fusion SSD in 17 months. For the Fusion Hard drive part it claims 6402 power cycles count. SSD power on time has been 12250 hours and ...
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1answer
184 views

SSD or upgrade RAM (slow hard drive)

I have a late 2012 MacBook Pro (13" baseline model), and it has served me well, but in the last few months it has been very slow. I'm pretty sure it's the hard drive that's slow, because I have tried ...
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1answer
132 views

SSD formating trouble and mysterious disks

Two days ago suddenly Apple services started to fail on my Mavericks machine. I couldn't shut down (logind - or something like that - crashed but could not be force-quit). I shut down twice from ...
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0answers
379 views

How do I install Windows 8.1 on an USB flash drive instead an internal or external hard disk?

I'm using MacBook Pro (Retina, 15-inch, Early 2013) with OS X Yosemite (10.10.1) and I would like to run Windows 8.1 off USB Flash Drive and not my internal SSD. So, I ran Boot Camp Assistant, went ...
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1answer
242 views

SSD upgrade for 2013 21" iMac?

I have got an iMac (EMC 2638) here, with 1TB hard drive. I have read that there is a PCIe SSD slot on those iMacs as well, originally for the fusion drive. Is it possible to upgrade my iMac with such ...
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1answer
53 views

How to install SSD on late 2007 MacBook Pro (15 inch)

I have a slot on the left-hand side of my MacBook Pro (late 2007, NOT a unibody) and am wondering: is this slot suited for an SSD that I can simply stick in? Or would I have to install an SSD ...
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81 views

My PCIe SSD crashed during OS reinstall, now will not mount, unmount, repair

While I'm pretty sure I totally broke the partition table, I've been unable to fix it using tools like testdisk and diskwarrior. My machine crashed during installation of 10.8 OSX on a mercury ...
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3answers
199 views

Macbook Pro 13" Mid 2014 disk defect?

I just bought a MBP 13" mid 2014 with a 128 GB SSD. When doing a disk speed test with the Black Magic Design-app, I only get about 210 MB/s write and about 510-550 MB/s read. All the benchmark videos ...
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1answer
923 views

When I want to install TeamViewer 10, why can't I select my system disk as the distination?

Seems it happened when I want to install other softwares before (but I can't remember which). I have a 128G SSD as the system disk, but it doesn't even appear as an option in the installer. How can I ...
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1answer
250 views

Deleting content of /private/tmp moved on different HDD

I have a Macbook pro with 2 internal HD (stock HD for data and data doubler + SSD in place of the optical drive, hosting the OS). I'm now trying to optimize this setup to take into account the ...
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0answers
410 views

Drive name red in Disk Utility: Core Storage Drive offline. How to bring back?

Yesterday, my mac wouldn't boot up. When I restarted, I could get the whole way to the User login screen. No matter what user I chose, the boot bar would get about 1/3 way finished and I would get ...
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2answers
388 views

SSD not selectable for Yosemite installation

When I try to install Yosemite the SSD is not found. the Disk Utility lists the SSD, but does not give me the possibility to erase the disk. Any advices? Thanks
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1answer
2k views

I keep deleting files but my Macbook Pro hard drive is still full [duplicate]

I have a MacBook Pro (late 2011) with a 500Gb SSD hard drive. Today suddenly it said that my hard drive was full, so I started removing the files. Got rid of lots of Gigas, even the sleepimage file, ...
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3answers
205 views

Partition problem after HDD to SSD swap

Recently decided to replace my nearly full 500GB HDD with a 1TB SSD to breathe some new life into my mid-2010 Macbook Pro. I used a toaster-style drive cloner (Dyconn Dubbler) to do a sector by sector ...
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1answer
129 views

What SSD models and brands can I get for my Late 2012 MBP (MacBookPro9.1) that Yosemite supports?

I've read that only the OWC one supports this but then again some people claim it's bogus. So I was wondering what SSD brand and models I can get to upgrade my Late 2012 MBP that when I upgrade to ...
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2answers
1k views

SSD w/ brand new clean in stall of Yosemite fails to boot

I've just installed a new version of Yosemite on a third party SSD (Crucial). When I boot it up it hangs on a gray screen. Steps that got me here: Connect SSD to Macbook Pro (with existing HD) ...
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0answers
58 views

Put only HD to sleep when possible, without putting SSD to sleep. Its possible?

Can I put only HD to sleep when possible, without putting SSD (inserted in superdrive slot) to sleep? (surfing on some forums I read that some problems may arise with SSD stop mode)
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2answers
63 views

How do I clone my drive to a external USB drive?

I have CarbonCopyCloner but it cannot see my new SSD in the destination section. The destination drive is a USB-attached SSD. How do I clone to this drive in CarbonCopyCloner?
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1answer
398 views

Cannot format SSD in optical bay

I tried to install a new SSD with higher capacity in the optical bay. But OS X cannot format the SSD. I also tried to swap with an HDD but same problem with HDD. Failure format or something like this. ...
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1answer
40 views

Do I need to keep any cautions in mind when transfering an external SSD into my Macbook?

Hi I am now successfully running my MacbookPro off of a bootable external SSD (which is runnung Yosemite and onto which I cloned my whole system) and I would like to switch it out with the old HDD ...
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1answer
277 views

Why speed of SSD is increased after enabling FileVault?

My config is following: Mac Book Pro Retina, 15-inch, Mid 2014 Processor 2.8 GHz Intel Core i7 Memory 16 GB 1600 MHz DDR3 Apple SSD Controller: Vendor: Apple Product: SSD Controller ...
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21 views

Upgrade components or whole computer?

I've got a 2.3 retina Macbook Pro from 2012. I'm debating getting a new one or updating the components. I'm thinking about getting a Samsung 850 ssd and 8GB of extra ram — to bring me up to 16GB. ...
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1answer
442 views

Upgrade mid 2011 27" iMac: replace Superdrive with SSD and create Fusion drive?

Are there any caveats when removing the Superdrive from a mid 2011 27" iMac and replacing it with an SSD? Which SSD should I buy? Is there maybe an installation kit somebody has already installed ...
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0answers
16 views

How to copy old Hard drive to new SSD [duplicate]

I have a 2013 Macbook pro with SSD 256gb. I'm would like to upgrade the SSD to 512gb.So I want to copy all its contest on the 256gb to the new 512gb. What is better way for this? additionally, MAC OS ...
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0answers
128 views

Unable to utilize “Free Space” partition

On my SSD disk I have one partition for Mac OS X Yosemite and one partition for Windows 8.1. I needed more space on my Mac OS partition and therefore a decreased the size of the Windows partition from ...
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2answers
189 views

Slow Macbook Pro Early 2008 Running on Mountain Lion (Possibly due to GPU Failing)

I have a Macbook Pro (Early 2008) running on Mountain Lion with a Samsung SSD. Just a few days ago i've noticed significant lag when switching desktops or using any intensive video program and ...
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0answers
85 views

Macbook Pro 17 Early 2008 - Mountain Lion - SSD Slow Performance

I have noticed significant performance degradation on my Samsung EVO running on an Old Macbook Pro, Intel Core 2 duo. Are there any SSD tips that I should apply to this hard drive? Will Trim Enabler ...
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0answers
697 views

Restore MacBook partition table its original state

I have a Mid-2013 11-inch MacBook Air with 512 GB SSD. It came with Mountain Lion, but when Mavericks came out, I performed a clean install. Perhaps taking the idea of clean install a bit too far, I ...
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1answer
308 views

Cannot repair disk0s2 with mavericks utility disk on a SSD

I was trying to repair a corrupted partition (OSX Mavericks) the mac doesn't boot anymore (grey apple logo with infinty spinning gear). I've just tried with safe mode, PRAM restor etc... And the ...
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0answers
192 views

Install Windows 8.1 and OS X 10.9 on external SSD USB3.0 (iMac Late 2012)

Good morning, Currently I have my iMac running OS X 10.9 on an external USB3.0 SSD drive, and it has been running flawlessly. My question is: - Is it possible to dual-boot Windows 8.1 in the SAME ...
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68 views

Does it matter where an SSD or HDD is installed in a Mid 2012 MBP?

The arguments raised in another question (and answer) about this as to where to install the SSD when running one with an HDD said to demote the ol' spinning platters to the optical bay because the HDD ...
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0answers
86 views

Spinning down hard drives that are not boot drives

If I were to put an ssd in the superdrive of an early 2009 24" iMac and used this as a boot drive while keeping the hdd in it's original place and using as a storage drive, would the storage drive ...
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0answers
104 views

Suddenly SSD become unreadable, need to initialise it

I use my SSD with Mac OS on it on several mac (mine is with apple right now). It works well with one mac mini but fails with the macbook air, is shows the following message : (sorry for french...) ...
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0answers
118 views

Cannot encrypt external ssd drive

I have a new Thunderbolt SSD drive, which I cannot encrypt. I managed to (a) erase the partition, (b) create a new one: => diskutil partitionDisk /dev/disk3 GPT JHFS+ test 0b Started partitioning ...
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1answer
263 views

Transfer Bootcamp over from a separate hard drive to a partition of a hard drive

I have a Macbook Pro with dual hard drives (1tb HD, and a 250gb SSD that I replaced the disk drive with). I have been using the regular HD for my mac and the SSD for my bootcamp. Recently, I found ...
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1answer
158 views

Why doesn't my MacBook recognize the original HD any longer?

I replaced the stock hd with a samsung ssd (840) about 18 months ago. It died last week. I tried putting the original HD back in and the computer won't recognize it. Even when I hold down the option ...
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0answers
544 views

Drive speeds … PCIe vs external thunderbolt SSD

I have a new 2014 MacBook Pro with 1TB internal PCIe SSD. Blackmagic Disk Speed Test is reporting read/write speeds of over 900MB/s. I am debating whether to swap this machine for a 512GB one (saving ...
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2answers
341 views

SSD on OSX Mountain Lion says it's almost full but isn't

So, first things first, my mac is a hackintosh so my issue may be some weird issue due to that. However, I was wondering if what I'm experiencing is signs of ssd failure. I have a 128gb ssd in the rig ...
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1answer
150 views

Trying to play steam pc games on my macbook pro

So I was wondering if I put parallels on a ssd (256 GB) and kept Mac os x on a HDD and had 16 GB ram would It be good enough to play steam games.I dont care about graphics cards, Im just wondering ...
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2answers
305 views

SSD Partition Corrupted

I recently installed a dual-drive setup where I have an SSD and an HDD. I had installed the OS and Apps on the SSD, and other stuff stayed on HDD. Recently my battery died, and I have been using the ...
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1answer
70 views

Deleted iTunes matched songs still taking up space

I recently turned on iTunes Match and opted to delete local copies of my music. After doing so, my available space on my SSD did not report a change, despite deleting almost 100GB of tracks. Is this ...
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3answers
6k views

Clone HDD running Yosemite [closed]

So I made the mistake of upgrading to Yosemite and I can't revert back to Mavericks. I bought this SSD and am trying to clone my HDD. However Carbon Copy says it does not support Yosemite, are there ...
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1answer
178 views

Macbook 5,2 (Mid-2009) optical bay hard drive enclosure

I was wondering what about my Mid-2009 Macbook makes optical hard drive enclosures like this one incompatible with the enclosure. And if there is another way that could get a second drive in there.
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0answers
111 views

some file system operations very slow, ssd

(macbook air 2012, noticed before I upgraded to mavericks) on my SSD, newly downloaded files or newly created folders take a very long time to be moved, viewed, or examined. I have 1/5th of the free ...
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2answers
1k views

Samsung EVO 480 *and* stock hard drive not recognised by Snow Leopard installer

A friend of mine came to me with her Macbook Pro 8,3 (17 inch, 2011). The hard drive had failed, and booting into the recovery disk didn't show a working hard drive. I went out and bought her a ...
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0answers
359 views

How is swap on mid-2013 MacBook Air w/ PCIe SSD?

There appears to be confusing and incomplete information about the PCIe SSDs in mid-2013 MacBook Air 11" and 13" (especially the 128GB models), where a different queue depth may result in different ...
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2answers
49 views

What is the read speed of the SSD in the Macbook Air A1466 model?

I'm having trouble finding a figure or proper specs on Google, and I was wondering how fast it is. Anyone know?