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SanDisk Extreme III UDMA & Apacer Steno IV CF Cards Tested

September 12th, 2008 · 6 Comments

Two new entries in our RAW and JPG write tests in the D300:  does either make the grade?

The newly UDMA-capable Extreme III series exceeds expectations, with a solid “B” grade in JPG testing and the coveted “highly recommended” rating in RAW testing.  With the latest rebates, this card is a good bargain – just $29 for a 4GB card.  (Be sure to order the 30 MB/sec version, which is clearly labeled as such, and not the earlier 20 MB/sec version.)  SanDisk has also recently announced a ridiculous 32GB version of this card ($350 with no rebate).

Apacer’s card clocks in with speeds similar to off-brand cards in the 266-300x range, earning a “recommended” rating in RAW testing and a barely passing “D” in JPG shooting.

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6 responses so far ↓

  • 1 Jim // Sep 15, 2008 at 11:58 am

    The SanDisk card in the link you provided (to Adorama) does not say it’s UDMA compliant.
    I guess your empirical results have more weight than any manufacturer claim… if you tested it and the numbers are good, it should be a good buy.
    But I wonder why SanDisk doesn’t explicitly advertise UDMA compliance as Lexar does.

  • 2 The Sports Photo Guy // Sep 15, 2008 at 12:53 pm

    Category leaders often don’t advertise their products in a way that they can be readily compared to competitors. Kodak used to do this with film, developing their own scale for measuring grain instead of using the industry standard. SanDisk instead advertises their cards in terms of speed in MB/sec — the 30 MB/sec Extreme III cards are the new, UDMA-compliant versions while the 20 MB/sec versions are the original Extreme III models. Many stores (like Adorama) still offer both types for sale – often at the exact same price.

  • 3 Alvin // May 27, 2010 at 10:44 pm

    There’s an Ultra version that rates at 30mb/s. How would the Extreme III 30mb/s compared with the new Ultra version?

    http://photography-on-the.net/forum/showthread.php?t=788585

  • 4 The Sports Photo Guy // May 29, 2010 at 8:06 am

    I have one of these on order, we will soon see how it stacks up.

  • 5 Alvin // Jun 9, 2010 at 9:23 am

    I found that you have done the test already. Thanks alot. Will get the 16Gb (30mb/s).

    http://sportsphotoguy.com/d300-raw-burst-test/

  • 6 The Sports Photo Guy // Jun 9, 2010 at 9:39 am

    Yes – I suspect the new Ultra 30 MB/sec is the same card as the Extreme III 30 MB/sec with a different label.

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