Internal Reader or Firewire, Need Speed !!!
mghaner
Registered Users Posts: 93 Big grins
My internal card reader is very slow when I am downloading these 4 gig CF cards. I know I can get faster cards (I am using the ultra 2 sandisc) but am wondering how much faster the Firewire readers are over the internal readers. Anyone that has direct knowledge about this would be a great help. I hate to go and drop the $$ on a FW reader if it is not going to be faster then the internal I am running right now. BTW, I am on a PC if that makes a diff.
Thanks......... mike
Thanks......... mike
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http://www.mikehaner.blogspot.com
http://www.mikehaner.blogspot.com
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How long does it take to download your 4GB CF card, on average, right now?
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nickwphoto
Moderator of the Technique Forum and Finishing School on Dgrin
Not necessarily. My mobo has on-board Firewire support. Besides, from what I read USB 2.0 and Firewire run about equal speed. I know my USB 2.0 readers (external and built-in) both run very fast.
http://www.chrislaudermilkphoto.com/
Also correct. There isn't much difference in speed between USB 2.0 and Firewire (USB 2 is a bit faster, actually) - except in the case of streaming video. When dealing with video FireWire performs faster than USB (usually).
As far as what the OP should do:
If you're currently using USB 1.1; go buy a PCI USB 2.0 card. It will be far more useful to you than a FireWire card and you'll get great speed on your transfers.
If you're currently using USB 2.0; you can buy a FireWire card and see what the results are, but I'll bet they're about the same if not a bit slower.
USB has a very slightly higher theoretical max rate, but every study I've seen says Firewire 400's lower system overhead gives it a higher real-world sustained rate than USB. And if you throw FireWire 800 into the mix, USB falls way behind.
That said, for such short transfers as a camera card, it's probably not worth it to add FireWire 400 to a machine that already has USB 2.0. If you are talking about Photoshop scratch disks and no internal drive bays are available, then FireWire (especially FW800) might be worth adding, because now you're talking long-term sustained read/writes.
You are correct. This is what I was alluding to with the statement about video, without getting in to the whole discussion. My own personal tests at transferring photos from sD card to PC have shown very similar speeds for 2.0 and FW400. I had completely forgotten about FW800 though - thanks for reminding me!
Oh, don't even get me started on those stupid ads. :splat Suffice it to say they have succeeded in eliminating me as a possible customer, ever.
http://www.chrislaudermilkphoto.com/
http://www.mikehaner.blogspot.com
Your internal reader may be hooked up to a USB 1.1 even though your computer has USB 2.0.
Why? Manufacturing concerns (saving a buck).
I bought an HP PC that was like this and it (the internal reader) was slower than molasses in January.
I have a new Dell XPS 410 now and the internal reader screams, at least 10 times faster! (really!) It is 5 times faster than my Sandisk external reader hooked up to USB 2.0.
I suspect it is do to internal bus speeds of a higher performing motherboard. More knowledgeable people can speak to this better than I.