A hard disk drive (or HDD) is a non-volatile, random access device for storing digital data.

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Is the beginning file on a SATA HDD the same as an SSD?

Having a hard time finding the answer to this. The beginning sector for standard user data on a HDD (sata, scsi, or ide) is always the same. First question: Which sector is it? Second question: ...
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Does it make sense to install a SATA3 SSD in a notebook with SATA2?

I have a notebook with SATA2 interface. Most of the SSD drives have SATA3 and performance about 500 MBps (while SATA2 handles up to 300 MBps). Does it mean it makes little sense to install an SSD ...
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40 views

RAID Configuration 'seen' through

I have a RAID0 (striped) configuration with the following: 64GB SSD 128GB SSD 640GB HDD I'm turning my PC into a hackintosh, and the installer loaded properly, BUT The installer saw the ...
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3answers
95 views

New laptop: what would be more efficient? SSD hard-drive or 16 GB RAM? [closed]

I plan to purchase a new laptop (Dell) and my budget allows me to choose one of the following: SSD hard-drive, 128 GB, for running Windows 8 OS (instead of 500GB hard-drive 5400 RPM) (or) 16 GB RAM ...
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4answers
98 views

Running out of harddrive space with Windows 7

I have a small solid state drive on my work PC, 56.5Gb in size, that has my install of Windows 7 on it. Here is a break down of the biggest folders/files: Windows\: 22.1 Gb pagefile.sys: 7.9Gb ...
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46 views

How to recover data from dead disk? [closed]

I just dropped my disk and it doesn't spin anymore when connecting. Unlucky me - it's a backup disk - and I need the data. I did try to find a service but they are really expensive and outside my ...
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277 views

Converted vfat to linux with cfdisk, now cannot mount it

With cfdisk, I converted my vfat thumb drive to linux, but now I cannot mount the device. Here is what happens when I try. Disk /dev/sdc: 16.0 GB, 16008609792 bytes 255 heads, 63 sectors/track, ...
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60 views

Is there a fast test that can definitively say if your macbook harddrive is physically broken?

My friend's MacBook Pro won't progress past the apple icon. My feeling is that this means the hard drive will not boot. Are there definitive steps that can be taken to diagnose the boot process and ...
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169 views

Replace laptop HDD

I've got a bigger (WD 7500 BPKX Scorpio Black - 750GB) and faster (7200 rpm) HDD for my laptop which has 3200BEVT 320 GB (WD also) 5200 RPM HDD. I tried to clone the old HDD with mini tool partition ...
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132 views

Moving a laptop while chkdsk is running [duplicate]

I have been having some issues on my computer for a while, and in an attempt to fix it, I decided to run chkdsk C: /f /x /r to see if anything there was causing problems. I started this when I arrived ...
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85 views

Is there any way to check the Disk I/O that happens after startup and the duration for each task?

I am trying to troubleshoot a hard freeze of my computer (Windows 7) after startup. After 3-4 seconds after the user login screen, the OS freezes: Pressing the Windows button at the keyboard doesn't ...
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136 views

Is there any way to use a 500G 2.5" SATA HDD with a computer with an old i845 chipset? [closed]

I have an old computer lying around that uses the Intel i845 chipset. It is conencted to a 40GB, 5800RPM 3.5" Seagate ST340015A Ultra ATA HDD that recently went kaput. It uses an 80-conductor 40-pin ...
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1answer
384 views

How to check if my BIOS is SSD compatible?

I have a Toshiba L850-13R laptop and I want to upgrade from a HDD to a SSD. However I read on forums that there could be problems where the BIOS could not see the newly bought SSD. How can I check ...
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495 views

Small unallocated space left, when partitioning harddrive. What is is meant for and why can't I use it?

Every so often I encounter a small unallocated space in the partitioning scheme of a hard drive, when I want to create a maximal sized partition, even though I have set the "Free space following" to ...
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2answers
336 views

i want to assign drive letter to free space but failed due to error

i recently installed windows8, and after that i deleted the partition in which i had ubuntu installed previously, so to get the free space back i searched the internet for it, and followed some steps ...
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64 views

Is it bad practice to cover a removed HDD to protect from dust accumulation while it's running as an external?

I have an internal laptop HDD that I'm using for data recovery out in the open temporarily, and didn't want any dust to collect on it. I've placed an upturned paper plate on top of the drive to ...
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2k views

Do you need special permissions to access an old internal HDD from another computer?

I was trying to copy files from a friend's damaged laptop. The hard drive still works, so I simply put the hard drive into a 2.5mm enclosure and connected it to my laptop via USB. The drivers ...
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68 views

When transferring a piece of data from one hard drive to another, where is the intermittent data stored?

When transferring a piece of data from one hard drive to another, where is the intermittent data stored? How does the computer know which SATA cable to "go up" to the new hard drive? Where is the data ...
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182 views

drive c: and drive d: are on a partitioned 1tb disk

Everything was working fine for years like that until lately the system started dropping drive d: When I ran pctools it shows drive F: as the partition with C: yet drive F: is a 1tbyte drive by ...
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101 views

Identify this (supposedly Ultra ATA) hard drive?

This ia a hard drive I pulled off my cousin's bricked iBook G4 (specs). The specs say the interface is Ultra ATA, which my research suggests is simply IDE, but it doesn't look like any IDE connector ...
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203 views

Preparing a HDD for sale. How to clear all data [duplicate]

Possible Duplicate: Securely erasing all data from a hard drive I'm selling an old Seagate 160GB IDE HDD that's currenty running Windows XP. I need to remove all the data on the HDD and ...
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403 views

Do 7.2k SATA drives and a hardware raid controller always end with trouble?

I'm reading the FreeNAS userguide and came across the statement: Note that hardware RAID configured as JBOD may still detach disks that do not respond in time; and as such may require ...
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80 views

Can I temporarily swap out my new MacBook hard drive with the old one?

I recently upgraded my standard hd to an ssd. There are some files on the old one that I still need to access. Can I simply swap the current one for the old one temporarily? Just to email off some ...
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308 views

How do I connect a bunch of laptop hard disks to make a “super” storage disk?

So we have a about 25 laptop hard disks lying around (when we get new laptops, we replace the hard disks with SSDs). What is the best way to use these? Ideally, I'd like to build some kind of disk ...
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3k views

What do IDE channel numbers in BIOS refer to?

On my computer I see the following drives in BIOS: IDE channel 0 Master (none) IDE channel 0 Slave (none) IDE channel 2 Master (my HDD) IDE channel 2 Slave (my DVD drive) What is the meaning of ...
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384 views

How to recover crashed hard disk

Two days back, I had to power off my laptop (by long-pressing the power button) due to frequent power fluctuations. I am unable to boot into Windows 7 since then (it automatically goes into recovery ...
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3k views

Avoid read-write access to bad sectors on HDD to continue working on the HDD

I have a HP Pavilion dv6446 notebook. It had Windows Vista Home premium. After 4.5+ years of usage, just recently it started malfunctioning. While working fine, its screen goes white or sometimes some ...
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1answer
104 views

What are “hybrid hard disks” practically?

What are hybrid SSD/HDD disks (like Seagate Momentus XT) practically? Do PCs recognize them as 2 separate disks (would be pretty convenient if I could really partition them independently and chose ...
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1answer
682 views

Did BitLocker drive encryption corrupt my disc?

I use my external HDD only with my laptop, which runs Windows 7. One of my friends tried to open it on another laptop with Windows XP. The first two attempts, he faced an error saying "E: is not ...
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112 views

Can techniques for hard disk be applied to ssd?

I would like to know the techniques for hard disk are still available for ssd. Suppose that we use a solid state disk based on nand flash memory for second storage(without hard disk). when we read ...
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380 views

Mac Pro making clicking sound, my second HD disappeared

I have a Mac Pro, 2.8 GHz, quad-core Intel Xeon, 4 core machine. Two weeks ago, my second internal HD disappeared. That morning the computer was making clicking sounds when I booted up - it still ...
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582 views

Slow speed due to HDD

I want to know that if a HDD with clicking sound(which means probably the HDD is faulty) which although runs perfectly fuine with occasional disk errors(sometimes) actually cause your comuputer to ...
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782 views

What does MB/s stand for in HDD access speed?

In relation to the hard drive access speed, what does MB/s stand for -- is it Mega Bit per second or Mega Bytes per second?
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972 views

One RAID 0 drive at risk - can I back up data to the other drive?

I have a RAID 0 array with two 1TB hard drives. The RAID build came with the PC. I didn't set it up. Last week I started getting "Drive 1 at risk" message in the Intel Rapid Storage Technology ...
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336 views

Is it better to partition hard drives for a RAID?

I have four 1TB hard drives and want to set them up in a RAID (5). Some calculations: 4x1000G = 3000G usable space 8x500G = 3500G usable space 16x250G = 3750G usable space Does this mean it will ...
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1answer
101 views

File Storage NAS - Do i need to replicate in addition to RAID 5

I am going to buy a NAS server soon. I am pretty sure I know the one I am going to get. It can hold 4 hard drives. If I RAID 5 then I will have about 8gigs of storage. I understand if there is ...
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14k views

Cannot Save in Hard Disk Drive C:

OS: Windows 7 Home 64bit I cannot save a large file to the root of the C drive. I am not trying to save into any folder or directory, just directly to the root. I am using the adminstrator account ...
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345 views

Why would a faulty drive keep a system from booting?

I have an old (2006 manufacture date) Western Digital Caviar SE 250 GB with a SATA interface that I pulled out of a system that wouldn't boot. Further testing revealed that plugging in that drive ...
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1answer
166 views

Unknown toughbook hard drive interface

Can you help me identify this hard drive connector? I need to mount a laptop drive onto a desktop, but I am not familiar with this laptop hard drive's physical connector. . The drive is from a ...
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6k views

Can I uninstall faulty drivers through System Recovery Mode command prompt?

My hard drive drivers are failing, I can't even enter in Safe Mode, I only have access to the System Recovery Mode, any other thing I try to load simply freezes the "Loading Windows" screen for a ...
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3k views

Windows 7 boot problem, multiple hard disks

In the Disk Manager, two hard drves are shown: C: (160 GB) (Boot, Page File, Crash Dump, Primary Partition) which contains Windows 7 D: (500 GB) (System, Active, Primary Partition) When I remove ...
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2answers
97 views

How should I dispose of all of this old hardware? [duplicate]

Possible Duplicate: What is the best way to dispose of non-working computer equipment? I've got several boxes of hard drives, CD/DVD drives and expansion cards which I've collected over the ...
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1answer
73 views

What things to watch out for when installing a secondary HDD

I have a pretty old machine on which I would like to upgrade the hard drive. The Machine has an AMD Athlon 64bit 3400+ processor (2.2GHz) with a 80 GB 7200rpm Hitachi hard drive.I would like to go ...
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2k views

Can I combine two partition without reinstall OS?

I got a 320GB harddisk, which was partitioned into C: and D:, the C: was used to be the OS, and D: contains other stuff. But now I bought another harddisk which is 1TB, now I want to combine C: and ...
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Is there something like an ioDrive but for laptops?

I hear they are much faster than SSD flash. However I must admit that I don't do a ton of disk accesses usually.
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how to trully delete content of hard drive that is not working

I have an hard drive that still mechanically "works", but it can't be recognized by Windows. The disk starts up and it dies and it keeps cycling over and over and it is never recognized. I'm not ...
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95 views

Why my computer working without harddisc with livecd, but with hardisk not working - computer not response to any signals? [closed]

History of problem: I formated computer (HP Pavalion Desktop). When I restart computer - computer come to first screen before boot and not response to any signals (f2, f10, ESC, etc..) I take out ...
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365 views

Physical HDD size

My father poses a Sony Vaio VGNTZ150N. The computer has a SSD drive and he would like to upgrade it to a larger drive. I cannot see the computer physically and I would like to advise him whether he ...
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492 views

5.25in Hard Drive Enclosure

I'm looking for a hard drive enclosure for an old IDE 5.25in hard drive (Quantum Bigfoot TS, 12GB). Most 5.25 enclosures I've found indicate they are for DVD/CD IDE drives. Would they still work ...
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644 views

Swapping EIDE for SATA [on hold]

I have an Acer laptop with an EIDE hard drive. Can I replace it with a SATA drive?