TRIM Performance

The SF-1200 fully supports TRIM and to test it out I peppered the Corsair Force drive with random writes and used HD Tach to look at sequential read/write speed across all LBAs of the used drive.

Remember we should be seeing sequential read/write performance of around 265/251 MB/s:

Performance is down, as you'd expect, but not to unbearable levels and it's also pretty consistent. While most drives will have worse write performance than read performance, if you look closely you'll see that read speed falls further than write speed. Perhaps all of the tracking overhead is making calculating and retrieving data more difficult? Remember that you can't just read data back from the SF drive since the full data isn't stored, you have to perform math on the stored data to retrieve what was actually written.

I then TRIMed the entire contents of the drive and re-ran the test:

Performance looks better. It's not at peak performance yet (~78% of peak read speed, 93% of peak write speed) but TRIM appears to be working relatively aggressively. The SandForce controller is very resilient, especially when combined with TRIM. My only concern continues to be long term reliability of these drives.

AnandTech Storage Bench Final Words
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  • Carleh - Wednesday, April 14, 2010 - link

    Thanks for the tip, I'll try it.
  • bstowe94 - Wednesday, April 14, 2010 - link

    Yes the idea of using the print to read the whole article at once is quite nice. I will be doing this from now on.
  • therealnickdanger - Wednesday, April 14, 2010 - link

    It's also very nice for bathroom breaks. Some men read the paper. I read AT!
  • dgz - Wednesday, April 14, 2010 - link

    That's what I do.

    You can also to this in Chrome and Opera, too.
  • Spivonious - Wednesday, April 14, 2010 - link

    Remember that the Print view doesn't have banner ads. That's the major source of revenue for this site, so I doubt Anand is going to make the Print view more attractive for on-screen reading.
  • nsiboro - Wednesday, April 14, 2010 - link

    ... then insert a few adverts between pages, I personally don't mind. AT can feed me Ads and Tech, anytime!
  • chrnochime - Wednesday, April 14, 2010 - link

    Hate to break it to you but not everything in life can be bent to your pleasing.
  • Carleh - Wednesday, April 14, 2010 - link

    Before redesign, print layout used to have margins, so it's not really "bending to my pleasing", I'm not asking for something new.

    BTW, what's the point of your comment?
  • mariush - Wednesday, April 14, 2010 - link

    File > Print Preview > Page Setup > Margins & Header/Footer

    Set the values you're comfortable width and print.

    No need to mess with the site for such things.
  • nilepez - Wednesday, April 14, 2010 - link

    The site makes money based on either ad views or ad clicks. Clearly, they'll get less of both if everyone reads the text on a single page that has no ads.

    I was going to suggest page zipper (FF plugin), but it doesn't work with this site, and even if it did, since they have feed back directly below each page, you'd have to get through every singe post to get to scroll to the next page (rinse/repeat for each page of text).

    I think it'd be smarter for Anand to put the feed back after the last page and setup pages to work with page zipper.....we get a single page with all the text, but we also see all of the adds.

    With that said, I don't really mind the current set.

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