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What Real Transfer Rate For External 2.5" USB 2.0 HDD


share|improve this answer answered Jul 20 '09 at 13:41 Jared Harley 10.5k32844 add a comment| up vote 1 down vote too many factors here. Is it possible the 2.5" is just so slow at 5400 rpm? I need a secondary drive i thought to buy a external drive instead of plugging internally. * Less noise* Less power* Less heat generation.* Also i don't need that drive to Every computer you can buy, from huge desktop towers to budget-price Windows tablets, can connect to at least one hard drive, with no complex installation required. check over here

Has my ISP mangled my DNS reverse lookup record for a single static IP address? If it's a bunch of small files then the speed will be slower than if it is one or a few large files. Around 30mb/s for small transfers. Was Luke in “Return of the Jedi” really “better” than Obi Wan in “Revenge of the Sith?” What's the difference between being awarded the Presidential Medal Of Freedom with distinction/without?

Usb 3.0 Hard Drive Transfer Speed

Browse other questions tagged usb or ask your own question. This has been the same speeds attained when I was using Windows also, and as there's been no increase or decrease since I changed to Ubuntu, I'd guess that the drives How to enlarge boxes vertically?

  • Performance & Maintenance transfer rate sd / usbwhat would the transfer rate be to the laptop's sd slot compared to the usb1?
  • I explain why below.
  • Should I tell him about my imposter syndrome?
  • I'm right now WRITING to it and have about 9-12 MByte/s per W7.
  • These commissions do not affect how we test, rate or review products.
  • While you won’t see a tenfold increase in the transfer speed from USB 2.0 to USB 3.0 in real-world use, USB 3.0 is fast—about three times faster than USB 2.0 with
  • And that USB 2.0 flash drive, with its theoretical maximum bandwidth of 480Mb/s, you're not getting 60MB/s read speeds out of that, either!
  • I think you meant to use MB/s or MiB/s. –Flimm Feb 29 '16 at 11:04 add a comment| up vote 0 down vote It also depends on what size files you
  • Also, you’ll currently you pay quite a premium for Thunderbolt (often an extra $100 or more for a drive of the same capacity) and USB 3.0 ports offer backward compatibility with

The written USB 3.0 specification was released by Intel and partners in August 2008. Recently I transfered 400 MB folder and it took 30 - 40 min at... In a USB3 port, it manages nearly four times the speed - 82Megabytes per second. External Hard Drive Transfer Speed Slow During that time, I see a dual-core i5 getting about 27% interrupt overhead, which is about the maximum an OS can take.

There are 8 megabits in a megabyte. –Jared Harley Jul 20 '09 at 13:42 @Jared, Thanks for the condascending comment but since when does b stand for Byte? External Hard Drive Transfer Speed Bit run rundown Are there 96 million workers in the US who want a job and can't get one? My System Specs System Manufacturer/Model Number homemade OS W7 Pro 64 CPU Intel i3 3220 @ 3.3 GHz Motherboard ASRock H77M Memory 2x8GB DDR 3 1600 Kingston Graphics Card onboard Sound Why laptop still carrying usb 2.0 more than usb 3.0 in broadwell laptop solved Windows does not recognize Adata HD650 external drive on USB 2.0, but does on 3.0?

FEATURED IN THIS ROUNDUP LaCie 5big Thunderbolt 2 $3999.00 %displayPrice% at %seller% The LaCie 5big Thunderbolt 2 is a powerful external hard drive system capable of holding up to 40TB Usb 2.0 Hard Drive Transfer Speed They just have to be fast enough to do what you need them to do.Full-sized SD cards are mostly used for photo and video cameras and microSD cards for smartphone storage. What happens if the legend rule doesn't apply to only one of a pair of legendary creatures with the same name? After that, it can become more complex.

External Hard Drive Transfer Speed

This is not the only example of why answering a question like this by citing theoretical maximums does not provide a correct answer. It was 35 percent faster than USB 3.0 at writing our 10GB folder of files, 17 percent faster at reading those files, 14 percent faster at reading our large 10GB file, Usb 3.0 Hard Drive Transfer Speed Another type of external storage is the solid-state drive (or SSD), which uses a type of flash memory to store data rather than spinning platters. How To Increase Transfer Speed Of External Hard Drive the program 'mc' is showing a speed i think of around 8-12MB/Sec so it seems a bit slow here.

But it doesn't come cheap, and it lacks USB ports.Read the full review ›› Seagate Backup Plus Portable Drive $149.99 %displayPrice% at %seller% The Seagate Backup Plus Portable Drive gives check my blog You can tell your bits from your bytes (8 bits to a byte), your megas from your gigas, and, most relevantly to storage, your gigabits from your megabytes (1Gb is 1024Mb A low-speed rate of 1.5 Mbit/s (~183kB/s) is defined by USB 1.0. share|improve this answer answered Jan 3 at 14:46 Zander 111 1 See this link and links from it for more details, help.ubuntu.com/community/Installation/… –sudodus Jan 3 at 15:06 add a comment| External Hard Drive Transfer Rate Comparison

That's okay, though. Ultra High Speed 1-class cards are also guaranteed at a minimum of 10MB/s but can be much faster.Compared to SATA or USB drives, SD cards are mighty pokey. If you're using an SSD on a 3Gbps SATA bus, the SATA bus is the bottleneck. this content You can slip a 2.5-inch model into a coat and even some pants pockets.

A high-speed (USB 2.0) rate of 480 Mbit/s (~57 MB/s) was introduced in 2001. External Hard Drive Durability Bare mechanical drives range between 150MB/s for 2.5-inch drives and 180MB/s for speedy 3.5-inch drives. Our tests included timing how long it took to copy a 10GB file to the external drive (in other words, to write the file) and then to copy that file back

The Thunderbolt-connected drive posted a write score of 355 MBps and a read score of 370 MBps, as compared to the 193.2 MBps write and 167.6 MBps read scores USB 3.0 posted

But any way usb support at least 60mbyte per seconds. Optional adapters will let you use older USB drives with PCs with newer USB-C ports. The 2nd about a week later to a different external HD was 18 hours. Usb 3.0 Transfer Speed Calculator A good Class 10 SD card can get up to 45MB/s reads and writes, though the speed will vary depending what camera and card you are using.

We saw the same 40-MBps scores across all tests, with or without the hub. Browse other questions tagged speed firewire esata usb-2 usb-3 or ask your own question. According to http://www.beyondlogic.org/usbnutshell/usb4.shtml the maximum USB packet size is 512 bytes, which explains why we seem to be topping out near 22 MB/sec on USB2.0 (my own measurements with 1TB transfers). have a peek at these guys How was Jim able to space walk when the ship was traveling at .5 c?

USB 2.0 to 3.0 or vise-versa?-1If a 10 MB file is transferred over a 2 megabits per second connection, how many seconds it would take to transfer. Modern 7200RPM drives have a sustained transfer rate in excess of 100MB/s. Ubuntu atleast gives me 7-10Mbps. Is this the case?That's not correct.Go for 7200rpm if you're using this for working data.

That is, control signals are sent through the same pipe that is used to move data. usb share|improve this question asked May 9 '11 at 1:58 dr_willis 3621211 well,, that really depends on the drive you choose, also the motherboard you have, and the amount Because it has attracted low-quality or spam answers that had to be removed, posting an answer now requires 10 reputation on this site (the association bonus does not count). Not the answer you're looking for?

I know,people say NFTS is not so fast (why?), but I have large files too.