The Killer App: Multitasking Performance

Here's where things get interesting. I ran two tests, in one I extracted a 5GB archive and tried to run Photoshop after 30 seconds of extraction and in the second test, I extracted a 5GB archive and tried to scan my system for viruses using NAV 2008. Simple enough, right? I'm reporting the times of each task individually.

The extraction task took the longest to complete but the standings speak for themselves:



Multitasking Scenario 1: Extract Archive + Run Photoshop)

Here's one area where the Samsung SLC based devices actually come out ahead, by a good margin. The Samsung SLC SSD finished the extraction in 102 seconds, compared to 161 seconds for the X25-M. Even the VelociRaptor did better here at 116 seconds, but remember you need to look at both tasks for a complete picture:

Multitasking Scenario 1: Extract Archive + Run Photoshop)

Launching Photoshop took 5.2 seconds for the Samsung SLC SSD, it was like we weren't even running another test in the background. The X25-M did fine at 12.2 seconds and the VelociRaptor was much slower at 27.3 seconds. The JMicron based MLC drives didn't do too bad here either, although they were a little slower than Intel's MLC offering.

The real stress test was this next multitasking scenario. Quite possibly one of the most annoying thing about viruses is having to run real time scanning and protection software all the time, especially with a traditional HDD in your system. The extraction task is the same as before, but the other task is a full system scan in Norton Anti-Virus 2008. I timed both:

Multitasking Scenario 2: Extract Archive + Run Norton Virus Scan 

The WD 1TB drive would always complete the extraction task quicker than all of the other drives, but paid the penalty in the scan test (which is why you have to look at both charts for a full analysis). The Samsung SLC drive is still the overall winner here, followed closely by Intel's X25-M. The JMicron based MLC drives do horribly here, taking over twice as long to complete as Intel's MLC.

The mechanical disks however do a lot worse. While the Intel X25-M took 3.5 minutes to extract the 5GB archive, the VelociRaptor took over 17 minutes. The Seagate Momentus 7200.2 took over 23 minutes!

Let's look at the NAV results:

Multitasking Scenario 2: Extract Archive + Run Norton Virus Scan

The X25-M took around 5.3 minutes, the Raptor needed more than 23 minutes and Seagate Momentus made me wait over 40 minutes. It's these sorts of usage scenarios that really make SSDs worthwhile, and they are the most realworld you can get. When we started looking at real world performance the PCMark Vantage numbers may have looked a bit ridiculous, but by now you should see that they are more of the middle ground when looking at performance of these drives.

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  • Donkey2008 - Monday, September 8, 2008 - link


    Starting sentences with a conjunction is acceptable, but it is considered bad prose. You are giving everyone a headache. Go take your ritalin.
  • ggordonliddy - Monday, September 8, 2008 - link

    As you stated, my English usage was correct.

    And I'm not the one writing the article; the burden is much greater on the people who are being PAID to write, as it should be. They are setting the example for others.
  • mindless1 - Thursday, September 11, 2008 - link

    As a paying customer I urge you to ask for a refund.
  • Jingato - Monday, September 8, 2008 - link

    What kind of loser gives a f*** about improper use of commas? This aint a novel, it's a friggin tech site.

    lol get a life.
  • ggordonliddy - Monday, September 8, 2008 - link

    You are just making it clear that you do not have a firm grasp of English. You are afraid of those who criticize poor grammar, because you know that you yourself will be exposed for the fraudulent pustule that lies beneath your slimy veneer.

    I have a life. I'm just sick of illiterate authors. Just because it is a tech site is no excuse for extremely poor writing skills. I'm talking about skills that should be completely mastered before being allowed to graduate from elementary school.
  • Jingato - Tuesday, September 9, 2008 - link

    No, I just don't give a f***.....there's a difference.

    I think you're being way too over critical. Maybe it's you OCD kicking in. If those incorrect commas really bothered you THAT much, then you should seek professional help. Seriously, that's not normal.
  • aeternitas - Thursday, September 11, 2008 - link

    If you dont give a ****, then shut the hell up.
  • Gannon - Tuesday, September 9, 2008 - link

    Anand's editors should get this:

    http://www.whitesmoke.com/landing_flash/free_hotfo...">http://www.whitesmoke.com/landing_flash...otforwor...

    I've used it, it is not currently on this machine but what you do is you press "F2" and it checks your grammar and makes suggestings and points out errors, etc.
  • DerekWilson - Tuesday, September 9, 2008 - link

    From your comment:

    "You are afraid of those who criticize poor grammar, because you know that you yourself will be exposed for the fraudulent pustule that lies beneath your slimy veneer."

    "... that you yourself will be exposed ..." should, in fact, be properly punctuated with commas like so: "... that you, yourself, will be exposed ..."

    I agree that grammar is important. But you have to admit that screwing up on comma usage while pointing out someone screwing up on comma usage is funny.

    ...

    Also, while it isn't an excuse, the last two days of work on this article were sleepless ... Anand wanted to get it up much sooner, and sometimes we have to make the decision to get the article out quickly rather than to send it through our managing editor.

    We do always appreciate people pointing out spelling and grammar errors in our articles. We never want to over shadow the content with other issues.
  • ggordonliddy - Tuesday, September 9, 2008 - link

    > "... that you yourself will be exposed ..." should,
    > in fact, be properly punctuated with commas like so:
    > "... that you, yourself, will be exposed ..."
    >
    > I agree that grammar is important. But you have to admit
    > that screwing up on comma usage while pointing out someone
    > screwing up on comma usage is funny.


    Wrong. A comma is not required between "you yourself." See http://www.selfknowledge.com/109331.htm">http://www.selfknowledge.com/109331.htm and other examples.

    I am a bit sorry for being so abrasive in my original post though. Run-on sentences just drive me nuts.

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