SATA (Serial Advanced Technology Attachment) is one of the most common bus interfaces for connecting mass storage devices to a computer system.

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How to check the health of a hard drive

My SATA drive started clicking and I was unable to access the data. It was not clicking loudly though, like a drive that has already gone bad. After tightening the connections to the hard drive, it ...
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6answers
90k views

How can I remove the option to eject SATA drives from the Windows 7 tray icon?

The Safely Remove Hardware icon in Windows 7 offers the ability to eject my SATA drives, including the boot drive. I don't see myself ever needing this - especially not from the convenience of the ...
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5answers
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What is the difference between mSATA and SATA SSDs?

Is there any difference between an mSATA SSD and an SATA SSD (other than the fact that the mSATA doesn't take up a disk slot)?
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4answers
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What is the actual speed of SATA 3?

Google says it is running at 6Gb/s. The throughput is at 600MB/s. 600MB/s equals 4.8Gb/s. Does this mean that the bandwidth is 6Gb/s but the actual throughput is 4.8Gb/s ?
42
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1answer
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What is the purpose of this 4-pin interface on SATA HDDs and why doesn't it exist on SSDs?

I have 4 HDDs here with me, from 3 different manufacturers, and all of them have the following 4-pin extra interface beside the SATA connector: Looking on internet, I can see that it exists on all ...
38
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1answer
86k views

What does “LFF SATA” mean?

I've heard of SATA, but "LFF SATA" as listed on HP's specs page is a new one for me. What does the "LFF" bit mean?
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2answers
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Why are there different lengths of contacts on SATA connectors?

I have looked around, but cannot seem to find out why. On SATA drives (2.5 and 3"), there are variable lengths to the copper contacts on both the data and power ports on the drives. These variations ...
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2answers
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Why is my Seagate USB 3.0 drive showing corrupted data when plugged as an internal SATA drive?

I have a 3TB Seagate Backup Plus Desktop USB 3.0 drive, which works fine when in its enclosure, but when I get it off its enclosure and directly plug it as an internal SATA drive, it's just not ...
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4answers
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When should I use SATA 6gb/s?

I purchased a Baraccuda hard-drive (model ST3000DM001) that supports a maximum read transfer rate of 210 MB/s and SATA 1.5/3/6 Gb/s. My motherboard has a limited number of 6 Gb/s ports so I'd like to ...
20
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4answers
3k views

Are all basic SATA drives equally reliable?

I'm about to purchase a SATA hard drive. I was wondering if, aside from the storage capacity, are there any other factors I should keep in mind? I care above all about reliability. Is a more expensive ...
18
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5answers
31k views

Why does a SATA hard drive have jumpers?

Back in the days of PATA hard drives, a person used jumpers on the drive to indicate whether the drive was the master or the slave of the channel, or to let the cable select which drive was which. ...
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1answer
4k views

How can I enable AHCI on a SATA drive after installing Windows?

Can I enable AHCI after installing Windows 7 in a SATA drive that was on IDE mode?
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6answers
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How to connect multiple HDDs to a computer?

What is the best and most efficient way to connect 10 - 20 SATA HDDs to a home computer? I mean an ordinary motherboard supporting 2 connections for SATA HDDs. The purpose of this assembly is to ...
17
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3answers
28k views

What is the difference between SATA and eSATA?

Is the following correct? eSATA is the same as SATA, except that the cable plug has a slightly different shape, but as far as the electrical signal goes, it's the exact same thing. In theory, if you ...
16
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3answers
128k views

SATA drives: What is the difference b/w IDE mode and AHCI?

I just built a PC for the first time. My Gigabyte motherboard notifies me after the POST that I have SATA drives operating in "IDE MODE". It asks me if I want to switch to AHCI mode to allow hot ...
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4answers
28k views

6Gb/s SATA hard drive with 3Gb/s SATA port?

I know I can use a 3Gb/s SATA hard drive with a 6Gb/s SATA port, but can I use a 6Gb/s SATA hard drive with a 3Gb/s SATA port? I am unable to find a definite answer.
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3answers
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Using External Harddisk as an internal desktop SATA Harddisk

I have a 2TB Western Digital MyBook Essential External Hard-disk. I wanted to use the Hard-disk as an internal hard-drive for my PC running Linux Mint. So, I dis-assembled it, and took out the SATA ...
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3answers
13k views

Why are there so many pins on a SATA power connector?

I was just looking at the power connector for a SATA optical drive and noticed that it had fifteen pins! I then marveled at the data connector next to it, which has a measly seven pins. I know that ...
15
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8answers
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How can I use an old PATA hard disk drive on my newer SATA-only computer?

I've got some old hard drives I'd like to connect to my new computer to quickly transfer gigs and gigs of data from the old drives to my nice large new drives. The old drives are PATA/IDE/ATA and the ...
15
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4answers
59k views

Can hard drives fully utilize SATA III?

My motherboard currently supports both SATA II and III (3 Gb/s and 6Gb/s respectively), but after reading some online, it seems as though connecting a HDD to the 6 Gb/s is pretty much pointless. If ...
15
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2answers
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How can I determine the SATA controller version on Windows?

I have recently bought the ASUS N550JV-DB71 and am planning on replacing the Bluray Drive with an SSD. Is there any way that I can confirm whether the BD Drive is connected via a SATA 2 or a SATA 3 ...
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3answers
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What do the different colours of the SATA ports on my motherboard mean?

I've bought a new hard drive for my system, and my motherboard (an ASUS M2A VM HDMI) appears to have two black and two red SATA ports, with the existing hard drive and DVD drive plugged into the red ...
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3answers
4k views

How can I verify that my SSD is performing as it should?

I've got a brand new 256GB SSD (Crucial CT256M225) which should have stellar performance. However, on my (also brand new) Dell Studio 1557 with Windows 7 Professional 64 bit, it's only giving a ...
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4answers
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Can I install a laptop 2.5" SATA drive on a desktop without any adapters?

My girlfriend's computer has had the disk so I'm going to reinstall the operating system. However, before I do this I need to get all the data onto another machine. As the laptop won't stay on long ...
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3answers
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How to find SATA controller version on Ubuntu laptop. Do I have SATA 1, 2, or 3? I, II, or III?

I'm running Ubuntu on a laptop and am shopping to upgrade to an SSD. Based on the specs for this drive for example, it seems like I should figure out what version of SATA my computer will support ...
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3answers
20k views

Can I connect a SATA hard drive to to my PC, while it is running?

I am trying to do a hard drive recovery, and want to know if I unplug and plug the hard drive back in, while the PC is on (running Windows 7). This is a secondary hard drive, not the primary one. I ...
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1answer
2k views

Is ATA the same as IDE/PATA or SATA?

I was taking a look at a HDD and I found a document (from Toshiba, link: 2.5-Inch SATA HDD mq01abdxxx) that says: Drive interface: Serial ATA, Revision 2.6 / ATA-8 I know that SATA uses SATA ...
11
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2answers
9k views

Are all SATA cables compatible with SATA 3?

I have a HP Compaq de5700 Small Form Factor desktop computer, and I am looking to upgrade it's hard drive. When I open up the box, it clearly has available SATA connectors on the motherboard, but no ...
11
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1answer
5k views

What's the difference between SATA and SATA-II (3.0 GB)?

What's the difference between SATA and SATA-II (3.0 GB)? Specifically, if I'm shopping for a new (budget, so not new-new) motherboard, do I need to take into consideration if it supports SATA-II? ...
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4answers
3k views

How can I replace a broken M.2 SSD mounting standoff for my motherboard?

I just bought an ASUS Z97M Plus motherboard. It has an M.2 socket. Here's a pic of the socket: I want to install this M.2 SATA drive: The drive is held in the socket by a screw in a standoff, ...
11
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1answer
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Do hard disk drives turn on 512e (512byte emulation of 4k sectors) as-needed depending on host controller?

I have a 4 TB hard disk that has 4k physical sector size (Advanced Format) and I attached it to two SATA host controllers (one internal and one in a USB enclosure). On the (older, about 2010) it comes ...
10
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1answer
595 views

What is PeSATA?

For my computer I am thinking to purchase one of these, which needs two SATA connectors, but I am concerned about not having enough SATA connections on my motherboard (I already have two HDDs and an ...
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3answers
8k views

Does having TRIM enabled affect other hard drives on a computer (and how do you know when Windows is using it)?

I recently purchased a new solid state drive (an OCZ Vertex 2 (80 GB)) to use primarily for my operating system. I also have three other SATA hard drives of assorted sizes for long-term data storage. ...
10
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1answer
15k views

Can I connect a SATA-II hard drive to a SATA-I connection?

I have an older computer with a SATA-I connection. My hard drive crashed and I need to buy a new hard drive. Will I run into problems if I connect a SATA-II drive to my computer?
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2answers
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How do I know if my MacBook Pro supports SATA III?

I have a MacBook Pro that I bought around 2011. How do I know what level of SATA the internal hard drive interface supports? This is the About This Mac: And this is what the SATA section of the ...
9
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4answers
64k views

Can I connect and disconnect a SATA harddrive while my computer is running?

I have a SATA hard drive that says it supports hot-plugging. Does that mean I can actually connect it to power and a SATA plug while my computer is running? Would be handy, but seems kind of scary... ...
9
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1answer
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Connecting Internal SATA HDD to eSATA

I have these 3 things: (1) An internal 3.5 SATA HDD. (2) An independent power supply that provides a Molex style connector (i.e. 5V and 12V power) and an adapter to convert it into SATA (except that ...
8
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4answers
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Internal SATA hard disk shows up as removable device on Windows 7

I am running Windows 7 on an Acer Aspire M7720 with three internal SATA drives; drive #2 and #3 are on a removable HDD rack. Drive #3 (on the second removable HDD rack) shows up as removable device ...
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2answers
2k views

Is it safe to disconnect a SATA disk during sleep?

Is it safe to disconnect a SATA disk during sleep Windows 7? Is the disk powered off when the computer successfully have entered sleep mode? This is not my system disk, it's just a spinning disk for ...
8
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2answers
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Program or utility to identify which version of SATA is present on my motherboard (SATA I, II, or III)?

Is there a program or utility available (preferably free) that can identify which versions of SATA are supported by my motherboard? The application needs to either be compatible with Windows 7 (x32 ...
8
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3answers
27k views

SATA Devices not showing up when in UEFI mode

I'm trying to install Windows and the bios should be set to UEFI mode. The problem is that all SATA devices aren't showing up (shows as if there aren't any) so I can't boot from the installation CD (...
8
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3answers
12k views

Windows 7 setup doesn't recognize my Intel SSD 320 series drive

I have replaced my hard drive with a Intel SSD 320 Series (120Gb) and changed the SATA mode to AHCI in the BIOS. But the Windows 7 setup doesn't recognize the SSD drive. I tried to install a driver ...
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1answer
2k views

Mixing SATA and SAS drives on same controller

I have a desktop at home with both SAS and SATA ports. (The SAS ports are supplied by a 3ware 9750 card). Currently I have 5 SATA drives connected to these. One small SSD to boot from and four larger ...
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1answer
1k views

Did I just fail at hot plugging a drive?

I have a small home server built around a Lian Li PC-Q25 case with a SATA backplate advertising itself as hot pluggable. The motherboard is Asus P8H77-I. I have 4 SATA drives attached to the backplate ...
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3answers
641 views

What type of 2.5" drive is this, is it ide?

Trying find out what type of drive I have in my laptop. Is just died and I'm keen to find out what sort it is ? Heres a photo...
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3answers
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SSD Perfomance - Internal vs External?

I got a SSD for Christmas and it came with the option to have it installed internally or externally. I'm wondering if I have it setup as an external hard drive, will there be any major performance ...
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2answers
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Is my hard drive dying?

Im gettings strange error messages in the terminal. This is the output of dmesg: [ 3317.715990] ata4.00: exception Emask 0x10 SAct 0x78 SErr 0x400000 action 0x6 frozen [ 3317.716113] ata4.00: ...
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1answer
1k views

S.M.A.R.T. Hard drive failure test?

I'm working on my mom's computer and she freaked because it told her "There was an imminent hard drive failure about to occurr." I did some digging and found it was related to the S.M.A.R.T. ...
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3answers
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Highest effective transfer rate on SATA II

Assuming I have a SATA III SSD drive that has a throughput of >500 MB/s. What is a reasonable estimate of the effective throughput on a SATA II controller? I know that SATA II has 3.0 GBit/s ...
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Do all SATA to USB converters need AC power?

I'm shopping for SATA to USB converters. It looks like most need AC power cable as well as the actual converter. I know that his one leeches the power off the host computer but also has two usb ...