HD Enclosures are some faster than others? [hard drive enclosures] [external hard drive]

Q: Ive always thought that the external hard disk enclosures that connect via usb / firewire the same as it was the speed . Now I read about how they use different chipsets inside.

Does anyone know if theres a specific chipset / enclosure that is faster than others? Im doing a lot of data transfer and want the best .

ALso Now, Id like to have FireWire and USB 2.0 but only USB 2.0 is fine too .

Thanks!


Re:I think the difference would probably be in the transfer of small files. The faster/better ones would probably do better than the cheaper ones. In the sequential transfer of large files, I don't think there'd be much of a difference.

Re:Originally posted by: guy

Originally posted by: guy
This Vantec I recently bought and put in a Segate 300GB SATA is running real nice.

# Transfer Rates Up to 3Gbps W/ eSATA
# Transfer Rates Up to 480Mbps W/ Usb 2.0 (12Mbps W/ USB1.1)

I highly recommend it. ;)

http://www.zipzoomfly.com/jsp/ProductDetail.jsp?ProductCode=370895

ALOHA

Not that I doubt that it's a nice setup, but the numbers you posted are theoretical maximums, not real-life numbers. Consider:

3Gbps per sec = 3,000,000,000 bits per second, which is approx. 357MB per second.
Or about 21GB per minute.
Or about 1.2TB per hour.

In actuality, the 7200.10 Seagate drives I have can achieve about 65MB per second internally, and about 25MB per sec via USB2.

I just posted what Vantec posts for the specs, not me. ;)

ALOHA


Re:Originally posted by: guy
This Vantec I recently bought and put in a Segate 300GB SATA is running real nice.

# Transfer Rates Up to 3Gbps W/ eSATA
# Transfer Rates Up to 480Mbps W/ Usb 2.0 (12Mbps W/ USB1.1)

I highly recommend it. ;)

http://www.zipzoomfly.com/jsp/ProductDetail.jsp?ProductCode=370895

ALOHA

Not that I doubt that it's a nice setup, but the numbers you posted are theoretical maximums, not real-life numbers. Consider:

3Gbps per sec = 3,000,000,000 bits per second, which is approx. 357MB per second.
Or about 21GB per minute.
Or about 1.2TB per hour.

In actuality, the 7200.10 Seagate drives I have can achieve about 65MB per second internally, and about 25MB per sec via USB2.


Re:Originally posted by: guy
i think he's talking about like, is the NEC USB2.0 320 chipset inside one enclosure faster than NEC 220 in some other brand or against a Realtek xxx chipset.. any by like how much of a real world difference.

Probably you are correct – however, the differences perceivable by a user with normal applications are not really significant. So, I opted to speak to those differences that really do make a difference.


Re:This Vantec I recently bought and put in a Segate 300GB SATA is running real nice.

# Transfer Rates Up to 3Gbps W/ eSATA
# Transfer Rates Up to 480Mbps W/ Usb 2.0 (12Mbps W/ USB1.1)

I highly recommend it. ;)

http://www.zipzoomfly.com/jsp/ProductDetail.jsp?ProductCode=370895

ALOHA


Re:Someone just did a test of 9 different ext. enclosures. I think it was xbitlabs.

Re:i think he's talking about like, is the NEC USB2.0 320 chipset inside one enclosure faster than NEC 220 in some other brand or against a Realtek xxx chipset.. any by like how much of a real world difference.

Re:Firewire 1394B… She's fast too (http://www.barefeats.com/hard74.html).
Got to have a 1394B connection, but you'd also have to have an eSATA connection to use that also.

Re:They are all limited by the throughput ceiling of the connection link. The anomaly is that Firewire with a rating of 400 will beat USB 2 with a rating of 480 on a sustained basis for large files. And, eSATA will trounce 'em both

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