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8 GB, eSATA/USB: OCZ Throttle eSATA Flash Drive

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2:10 AM - 08/07/2009 by Patrick Schmid and Achim Roos

The OCZ Throttle eSATA Flash Drive is different from the other products, as it actually has a memorable name, we think. “Throttle” is something you will be able to recall, as opposed to just referencing another “USB/eSATA flash thumb drive.” There are 8, 16, and 32 GB capacities available, and the OCZ drive also uses the same JMicron controller as the other devices.

The similarities also extend to the enclosure. The Throttle looks like the other thumb drives, but it clearly utilizes a different flash memory configuration, which becomes obvious by looking at the performance results. OCZ’s product is faster than the Maxell drive, but it cannot outperform Silicon Image except in some I/O benchmark runs.

OCZ specifies up to 90 MB/s read throughput and 30 MB/s writes over eSATA, which we cannot confirm. Our testing resulted in a maximum of 63 MB/s read throughput and up to 26 MB/s writes.

USB 2.0 performance was at 29 MB/s and 21 MB/s for reads and writes, which is still a nice result. The drive showed the quickest read access time, though. Only 0.4 ms over eSATA and 0.8 ms on USB 2.0, which is also quicker than the competition. As with the Maxell and Silicon Image devices, you must use a USB-powered eSATA port to get plug-and-play eSATA connectivity. Otherwise you’ll have to use the included USB cable to provide power to the eSATA-connected Throttle.

Talkback
masterjaw 08/07/2009 8:49 AM
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-9+

The problem with eSATA would be the connectors. It would defeat the purpose of portability if you can't find ports to connect it. Might as well look forward to USB 3.0.

rambo117 08/07/2009 10:00 AM
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masterjaw 1+^

the eSATA has some nice performance but if it requires a power cable, then why not get an external harddrive which will have an alot better space/$$$ ratio.

or we could just wait till USB3.0 comes out ;)

gorounreal 08/07/2009 10:01 AM
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There's also a 256gb Kingston flash stick out now:
http://www.kingston.com/ukroot/flash/dt300.asp

But far too expensive at $1500 AUD

anamaniac 08/07/2009 10:06 AM
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I personally like the Silicon Power drive. Offers all the storage I need for quick portable needs, and isn't too far off of a external HDD. Sounds like something I would pump my OS on.

What about USB RAID 0 setups? I have come accross it before, and thus want to see it on several of these Silicon Power drives to get SSD performance. ^_^

gorounreal :
There's also a 256gb Kingston flash stick out now:http://www.kingston.com/ukroot/flash/dt300.aspBut far too expensive at $1500 AUD



Ouch. =/

Anonymous 08/07/2009 10:38 AM
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I don't like this comparison.
The comparison is totally wrong. SSD drives/memory and USB sticks work differently. SSD memory has an additional controller with buffering and RAM to speed up transfers. USB sticks do not. So its obvious that eSATA SSD performs better than USB sticks.

inmytaxi 08/07/2009 11:23 AM
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I bought the OCZ Throttle 16 gb to see if the Ready Boost performance was superior through esata, but I've not seen a difference(didn't use ready boost before at all) in benchmarks and haven't noticed one in real life either.

Still, nice to use my unused esata port!

LuxZg 08/07/2009 11:38 AM
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I wish that eSATA+USB ports would become officially supported by both SATA-IO and USB forum groups. It is a great idea, and solves a lot of problems for hybrid devices like these. And hybrid ways of this socket also solve many problems for eSATA like power and backward compatibility. USB forum has less (if any) benefits for accepting it, but "legalizing" this would be just a big plus for the general consumers.

techpops 08/07/2009 2:28 PM
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Great read.

I'd be interested in a smaller once of these, 8gb ocz sounds about what I'd need and use it for caching. Firefox cache and things of that nature.

I'm surprised that ready boost didn't improve but possibly you're running with a lot of system memory anyway @ inmtaxi ? It wouldn't really have much of an effect at all in that case.

So as a caching decide, the esata is the way to go?

I haven't seen any of these in the stores yet here in the UK but would love to try one, what are the prices like for the ocz models?

Anonymous 08/07/2009 2:41 PM
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This is more like it........usb at one end & sata at the other....http://www.kanguru.com/eflash.html#

inmytaxi 08/07/2009 2:47 PM
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It pricey, $54 for the 16 gb at tigerdirect, $32 for the 8 gb. I got 1.99 postage because my total purchase > $100 ...

I run 4 gb ocz ddr2 1200 with raid 0 wd blacks (2x 640 gb)

Grims 08/07/2009 3:03 PM
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I would rather wait for USB 3 with the same performance, but with backwards compatibility with all existing computers.

inmytaxi 08/07/2009 3:41 PM
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USB 3 won't do any good for me until I upgrade my motherboard, and by then we'll have eSata 3 ... I wish eSata was more widely adapted.

When I buy a new laptop eSata is a near must have requirement, unless I see a super deal without it.

techpops 08/07/2009 3:49 PM
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Ah if only those dollars just converted to UK pounds I'd be happy but usually the dollar price gets increased a lot or even doubled coming over here (weeps)

So my guess for the 8gb ocz would be around $60-60 for us. I'm still tempted, been after a solution for caching permanently for a long time. Ramdisks always create problems, eating into system memory and a hassle to keep it permanent and not just dissapear on reboot.

As for USB3, I think I'm a few years away from that. Motherboard wont need upgrading till then so that's a no go for me.

LuxZg 08/07/2009 5:15 PM
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Grims - this IS backwards compatible with all your computers! Unless you've missed it - it work with USB 2.0, which is exactly compatibility you're looking for. eSATA is just for extra speed if your MBO has it. And if you've bought computer in last year or so, you probably already have eSATA on your MBO, so no need to wait for USB3.0 to get out, and than another year before they start producing USB drives with 3.0, MBOs with 3.0, and buying new MBO just so you can have speedier portable storage.

These things are real nice looking, but - unfortunately, not available where I live at the moment... so best I can do is buy an external 2.5" drive that has USB+eSATA :(

rambo117 08/07/2009 6:43 PM
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anamaniac :
I personally like the Silicon Power drive. Offers all the storage I need for quick portable needs, and isn't too far off of a external HDD. Sounds like something I would pump my OS on.What about USB RAID 0 setups? I have come accross it before, and thus want to see it on several of these Silicon Power drives to get SSD performance.



USB RAID? ive never heard of it.. how much would that increase performance? sounds like something im gonna be googling today :)

senses 08/08/2009 12:53 PM
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gedror :
I don't like this comparison.The comparison is totally wrong. SSD drives/memory and USB sticks work differently. SSD memory has an additional controller with buffering and RAM to speed up transfers. USB sticks do not. So its obvious that eSATA SSD performs better than USB sticks.



Did you read the article? It's not trying to find if the USB stick is as fast as the eSata/USB sticks.

techpops 08/08/2009 1:42 AM
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rambo117 :
USB RAID? ive never heard of it.. how much would that increase performance? sounds like something im gonna be googling today



I had a go googling around, the idea intrigued me too. It seems you can't do this on Windows, only under Linux and the results are dissapointing unless you fill a certain limited criteria.

It seems that a good use of an array for USB Flash Drives would be if you had 4 slow drives. You could gain huge improvements in transfer speeds with this setup.

However, with faster Flash Drives, the increase hits the ceiling of what USB can offer and being limited to Linux makes the whole idea pointless for me. So a single drive like a Patriot seems like the best way to go for pure USB speeds.

I also did some more research on prices in the UK. I was close enough, you're looking at double the dollar price or to put it another way, almost twice the price of the fastest USB Flash Drives I know of, the Patriots.

$56 for the 16gb OCZ esata against $34 for an 8gb USB only patriot drive. A huge price bump for what essentially boils down to much faster read speed but not much difference in write speed.

I suspect these esata flash drives will stay on my amazon wishlist for sometime :)

techpops 08/08/2009 1:44 AM
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curse the no edit button!

I meant 8gb ocz.

spazebar 08/08/2009 6:36 AM
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so if I take 6 eSata 128GB flash drives cut off the little l part on the mother board and use the USB headers on my MB I could have a 640GB Raid 5 array that takes up less space than a single HDD?

techpops 08/08/2009 8:31 AM
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Sure, but you'd have a Linux only $3000+ 640gb tiny array or looking at it another way, a more money than sense array.


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