What Is the Difference Between 2.5 and 3.5 Hard Drives?

The biggest contrast somewhere in the range of 2.5 and HP HDD 36GB is their size. Over two inch hard drives aren’t simply smaller.

They’re additionally more limited and more slender, which makes them famous for PCs work area business PCs ordinarily utilize 3.5 inch drives.

The most effective product to replace a Hard Drive is the HP Hard Drive.

Other than the size, however, the two kinds of drives often have similar parts inside and, as of the date of distribution, utilize similar connectors.

Actual Case Size

While sizes change marginally from one drive to another, as a rule, 3.5 inch drives measure around 4 inches wide, 5.8 inches long and 0.8 inches thick, in light of the elements of a 1 TB work area class drive from a significant producer. A PC grade 750GB 2.5 inch drive from a similar drive producer measures 2.8 inches wide, 4.0 inches long and 0.4 inches thick – about one-quarter the size of the 3.5 inch drive. The 2.5 inch drive is additionally lighter – weighing 0.2 pounds contrasted and the 3.5 inch drives 0.9 pound weight.


As a rule, 3.5 inch drives are utilized in work areas and 2.5 inch drives go in scratch pad PCs. 2.5 inch drives additionally fit well in little structure factor PCs with tight cases. While it’s feasible to utilize a 2.5 inch drive in a work area, you commonly need an uncommon section to fit it in a 3.5 inch drive straight.


The sequential trend setting innovation connection standard utilized by 2.5 and 3.5 inch drives have similar connectors – a little information plug and a bigger force plug. More seasoned innovation drives that utilize equal ATA associations, at times likewise alluded to as “IDE” links for their incorporated drive hardware, have various connectors. While 3.5 inch drives utilize a 40-pin connector, 2.5-inch units have 44 pins.


Strong state drives, which utilize streak memory and contribute to the spot of turning attractive platters, quite often arrive in a 2.5 inch structure factor, whether or not they are planned for work area or journal use.

The little structure factor of these drives comes from the high information thickness and relatively significant expense of blaze memory. 

Put gruffly, enough glimmer memory to fill a 3.5-inch nook would have an extremely high limit as well as be, as of the date of distribution, adequately costly to be a specialty item 

Most independent companies today depend on PCs for a wide assortment of undertakings going from charging and bookkeeping to keeping up with stock, email correspondence and putting away HR records.

This vital data is put away on the PC’s hard drive. Regardless of whether you are trading out a breaking down drive for another one or you essentially need to build your capacity limit, supplanting the hard drive on an Asus PC is a sensibly basic assignment. 

Eliminating the Old Hard Drive 

  1. Backup all fundamental information from the old hard drive before you start the expulsion system. 
  2. Close down the Asus PC and turn off the force line from the divider outlet or plug extension. 
  3. Separate any peripherals associated with the PC like printers, screens and outside drives.
  4. Relax the screws on the rear of the Asus case utilizing your screwdriver. Put the screws in a little bowl or cup to try not to lose them. Lift the case off the skeleton.
  5. Contact a metal item to release electricity produced via friction in your body or put on an enemy of static wrist lash on the off chance that you have one.
  6. Glimpse inside the PC and find the hard drive that you mean to supplant. Drives are typically mounted in sounds close to the front of the machine. On a work area PC, the drive is commonly 3.5 inches wide and it’s associated with the motherboard through a few links at the back of the gadget.
  7. Disengage the force link and information link from the drive by tenderly pulling every connector from its attachment.
  8. Relax the screws on the sides of the suspension holding the drive set up.
  9. Slide the drive liberated from the help sections and put it away.

Introducing the New Drive

  1. Adjust the new drive so the information and force jacks are arranged rearward of the PC. Slide the crash into an open cove. 
  2. Secure the drive set up by reinstalling the drive screws on each side. 
  3. Interface the force and information links to the drive. These links fit into the attachments only one way. Try not to drive a link that doesn’t fit; all things considered, turn it over.
  4. Close and refasten the undercarriage cover utilizing the screws you eliminated before.

Step by step instructions to Get Data From a Hard Drive on a Dead PC

On the off chance that one of your PCs comes up short and you choose to continue on to another machine instead of fixing the former one, you can in any case recuperate information from the old hard drive except if the actual drive has broken.

The most ideal approach to tell if a drive actually works is just by attempting to get to its information. On the off chance that you can’t, the drive might have actual harm and require proficient recuperation.

  1. Turn off the dead PC and open up its case by eliminating any screws from the side board and pulling it off. Actually take a look at your PC’s manual for point by point guidelines on getting to within.
  2. On a PC, find and unscrew the board on the lower part of the machine that covers the hard drive. Some PC models may not permit admittance to the drive.
  3. Pull out the information link and the force link joined to the hard drive. Eliminate the drive from the PC case by unscrewing it, or sometimes, by unfastening a holding switch.
  4. 3. Spot the hard crash into an outer hard drive walled in the area, joining both force and    information links from the nook’s wiring to the drive. 
  5. To purchase the right wall in the area, actually look at the size of your drive. Most work area hard drives need a 3.5 inch nook, while PC drives regularly utilize 2.5 inch fenced in areas. 
  6. Present day drives use SATA nooks, yet extremely old drives with huge strip links need IDE walled in areas all things considered.
  7. Plug the nook into the electrical plug and associate it to your new PC with a USB link. Some drives walled in areas utilize two USB links instead of an AC power connector. 
  8. Open the “PC” window on the Windows work area. The framework ought to naturally introduce drivers for the outer drive, after which it will show up in the window close to the inside drives. 
  9. Open the new drive and ensure you can get to its records. Provided that this is true, you can start hauling them into envelopes on the new PC to duplicate them, similarly as you would move documents between organizers on a similar drive.
  10. In the event that the drive doesn’t work, actually look at its associations inside the fenced in area. In the event that this load of measures falls flat, the actual drive might require proficient fix to recuperate records.