Olympus-OM
[Top] [All Lists]

Re: [OM] eSATA speed [was Western Digital My Passport Essential USB 2.0-

Subject: Re: [OM] eSATA speed [was Western Digital My Passport Essential USB 2.0-Powered External Drives]
From: Chuck Norcutt <chucknorcutt@xxxxxxxxxxxxxxxx>
Date: Fri, 06 Feb 2009 07:50:00 -0500
I used to have one of these in my machine room and used to be impressed 
with the 3 MBS transfer rate but not so much with the 5 MB capacity.  I 
don't recall the price but I think it was a multi-million dollar 
machine.  Absolutely required though for fast virtual storage.
<http://www-03.ibm.com/ibm/history/exhibits/storage/storage_2305.html>

Chuck Norcutt

Moose wrote:
> Oops, that's SATA, not STAT.
> 
> While I'm at it again, in 1,048,576 byte MBs, that's 88.5MB/sec.
> 
> Looks like what I said from the HDTune tests earlier in this thread was 
> pretty accurate:
> 
> "So at least for read speed, the 5x raw spec is optimistic for this 
> drive. On the other hand, 85.4/27.2 is still 3x. To date, I've only 
> filled part of the 1.5Tb drive, so I am still seeing something like the 
> 90 MB/sec part of the curve."
> 
> Yup, right around 90MB/sec., depending on he size of the megabytes.
> 
> 
> Moose wrote:
>> OK. My backup drive arrived. I installed it today. I copied  527,945,113,600 
>> bytes from one Seagate 1.5TB drive in the computer, attached to the MB STAT 
>> header to an empty, identical drive mounted in 
>> the eSATA docking station. Time to copy it all using SyncBack was 
>> 1:34:51, = 5691 sec.
>>
>> That's 92.8MB/sec., in marketing megabytes. However you look at it, it's 
>> LOTS faster than USB 2.0 HSE.
>>
>> Moose
>>   
> 
-- 
_________________________________________________________________
Options: http://lists.thomasclausen.net/mailman/listinfo/olympus
Archives: http://lists.thomasclausen.net/mailman/private/olympus/
Themed Olympus Photo Exhibition: http://www.tope.nl/

<Prev in Thread] Current Thread [Next in Thread>
Sponsored by Tako
Impressum | Datenschutz