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USB 3.0 Is Finally Rolling Out
USB 3 is now available everywhere. Since USB connections to external hard disk drives for backup are quite common, this gives you a substantial enhancement in speeding up the transfer. However as usual, you'll find a few caveats for getting on the leading edge of technology. The USB 3 was a major hit in the CES show in January of this year.
USB 2 features a speed rating of 480 mBits/s, which implies about 57 megabytes per second. But those tend to be mystical numbers since a lot of users are fortunate to get 25 megabytes per second and even that may be based on file size. The new USB 3 is ranked at 4.8 Gbit/s or 570 megabytes per second but that too is way past the genuine speeds we got through testing. Yet again it's rather dependent on file size and type but we did manage to reach 58 megabytes a second in a couple of tests.
So in the actual world our testing showed at the very least a doubling of speed and generally half the time to copy the very same amount of information. In some cases where there were plenty of larger files (1 GB or above) we did obtain bursts of more than 80 megabytes per second although that was the exception to the typical copy speed. But I'll take a 50% improvement in speed and usually a third of the time to backup files any day of the week.
Moving around big and dense files such as graphics or music will see a very major enhancement. Video cameras and music devices will receive a large improvement in transferring data files to a personal computer. Server class machines and big workstations developed for AutoCad, video editing, and music will certainly get a significant boost from the new USB 3 speeds.
Transferring my personal music collection around has always been a significant pain. I have around 55 GBs of music and waiting for it to backup is intolerable. Or performing a complete fresh back up of my principal workstation with around 120 GBs could be about as much fun as watching paint dry. In testing the brand new USB 3 I received a huge enhancement over both tasks and dropped the time well in excess of two thirds which is really a major improvement.
Now for the not so great news concerning USB 3: they changed the connector part that goes to the device so all your active USB 2 devices will in no way see the new speeds. And as far as I could find at the moment, you'll find only a handful of flash drives and external hard drives that are completely USB 3 compliant. And this in addition indicates you'll need the brand new USB 3 cable to be connected with any new device.
A particular concern with current and old motherboards is that they may well be limited by their bus interface data transfer speeds. The PCI Generation 1.0 is restricted to 2.5 GB transfer rate so it doesn't make any difference how fast any connection is beyond that restriction. And also the new standard for USB 3 is a minimum of a 5 GB transfer rate to be authorized. You'll see an improvement in speed but never realize the optimum transfer rate with these older designs.
And you won't discover USB 3 available in many new personal computers yet. You can find a couple of forward thinking corporations like Startech who market a PCI board with USB 3 connections for about $50. And a few personal computer companies are gradually adding USB 3 to their most recent computer models. This is notably critical for laptop users since the single method now to upgrade is to use a media card adapter.
Both HP and Fujitsu publicized that they would likely be offering USB 3 on their brand new laptop computer systems. Western Digital was the very first out of the gate with a new model of My Book 3.0 external hard disk drive that also is available with a USB 3 PCI adapter in a bundle deal. Seagate has suggested it'll provide similar external hard drives by middle of the summer 2010. And flash drive manufacturer Super Talent is offering a 16 GB flash drive that is definitely USB 3 compliant.
So should you want to improve your file and computer data transfers, USB 3 will surely provide some real world advancements in transfer rate. And when the new computer systems catch up and provide USB 3, and all the device makers get the brand new USB 3 compliant versions in the supply line, it'll swiftly become the new standard.
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