What is the difference between 3.5 and 2.5 hard disk




















Those are mostly used in desktop PCs. So do I get guarantee that the new harddisk buy by my friend will fit into the drive slot? Nice picture - that is a big MOFO in the back! Wil, the 8 inch size was never very popular, I'm surprised to see it show up in a picture like this. You should have seen the 14 inch drives though! Also the 5. For the sake of clarity Show 9 more comments.

It is known as the form factor of the drive: 3. Community Bot 1. Add a comment. Wizard Mr. Wizard 1, 9 9 silver badges 20 20 bronze badges. Chris Nava - I think the ridiculous fins are also supposed to help dampen vibrations. They don't help. Shinrai Shinrai Iszi Iszi That said, if you're willing to do away with your optical drive, some laptops have mounting kits available to put the thicker drives in the optical drive bay.

I am using desktop. Higher-capacity, high--speed drives are much easier to find in desktop-appropriate sizes. WD's 3. If there isn't room in your case for the drive though, you will need to buy a new case. Sign up or log in Sign up using Google. Sign up using Facebook. Sign up using Email and Password. Post as a guest Name. Email Required, but never shown. The Overflow Blog. Podcast Explaining the semiconductor shortage, and how it might end.

Since they are smaller in dimensions than the 3. One major difference between the 2. The 2. This makes the 2. Of course, power consumption is not such a major concern in Desktops and so 3. Basically a 2. The Hard disks are equipped with cache in order to make the data transfer in and out of the hard disk much more efficient and allowing for low data access time.

Source: cheadledatarecovery. You can also call it the spin speed of the disks. The higher the RPM, the faster would be the performance of the hard disk to put it bluntly. Though sometimes they are a bit noisy if it is a RPM one but most of the time because of lower RPM and small form factor, they produce less noise than a 3.

In terms of SATA power and data connector, there is no difference between 2. So, you can connect your 2. No, not for the space issue, the issue is the voltage. And if you ask me, how to connect laptop HDDs with the desktop then the answer is very simple. Actually, it is a pretty stupid question to ask, if you have a laptop then definitely there is no option to choose hard drives always 2.

If your desktop PC runs all the time then to save some electricity you can use 2. Also, it helps you to reduce the temperature inside your desktop chassis. To use 2. Therefore, we hope that you have understood the differences of 2. Inspired by his wisdom as well as knowledge in technology, we become his disciples. He himself writes all the articles regarding these topics. On the other hand, other authors are there to handle the rest. While sizes vary slightly from drive to drive, generally speaking, 3.

A laptop-grade GB 2. The 2. Generally speaking, 3. While it's possible to use a 2.



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