FaceTime HD Cameras

One of the more subtle changes between the 2010 and 2011 MBPs (and other MacBooks) is the departure from strictly VGA "iSight" cameras. The new FaceTime HD cameras are 1280x720, though Photo Booth oddly still only captures at just VGA.

A quick run to the command line and use of isightcapture enables true native resolution capture at 1280x720 until Photo Booth gets updated (if ever). I propped a 2011, 2010, and 2006 MBP up inside my lightbox and setup the scene I usually use for smartphones, and tossed in a GMB color checker card. I took photos from the command line at full resolution with no compression with both tons of light from a huge CCFL, and again with very little light. You can immediately see how things have changed if you check out the gallery with those uncompressed photos at native resolution.

The 2011 MBP's optical system achieves almost the exact same magnification (eg the height of the test objects remains the same if you scale vertical resolution) as the 2010 model. You just get a wider image at higher resolution. It isn't perfect, and even with gobs of light there's noise visible, but the quality is dramatically better. White balance is changed, with the old 2010 model having a slightly reddish cast. The difference is easily discernible in the color checker card. The old model also had less than perfect exposure (the light part at the right of the cup is completely saturated) compared to the new. Dark performance is also slightly better, again with a different color cast.

Visually, I was hard pressed to notice anything different between the two cameras on the outside. The older 2010 MBP seems to have a larger aperture, subjectively, which seems the opposite of how I'd expect things to go.


Left: 2010 MBP, Right: 2011 MBP

The other part of the story is of course FaceTime HD itself, which ups the quality of FaceTime sent from the 2011 MBP from 320x240 to 720P. While the new MacBook Pros ship with FaceTime preinstalled, older Macs need to purchase it from the App Store for $0.99. FaceTime HD leverages Sandy Bridge's Quick Sync for encoding 720P, although as we pointed out earlier—CPU utilization is still quite high. While only 2011 MBPs can send HD FaceTime, there are also restrictions on what Macs have enough processing power to decode it.

FaceTime HD works pretty well. The application starts in a small portrait window but is both scalable and viewable in landscape as well.

There's no support for text communication during a FaceTime HD chat, just video. The video quality scales dynamically with available bandwidth. FaceTime HD worked over a 512Kbps upstream connection but had reduced quality compared to transmitting over a 2Mbps connection.

Thunderbolt Thermals and Power Consumption
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  • dqnet - Wednesday, March 16, 2011 - link

    I'm really considering splashing out on the 13" but I've read countless articles and all I hear is the glossy screen is either horrible or awful. I don’t want the 15", I need the portability and I don’t know what on earth to do!??????????

    Then comes the SSD issue, if I want this option I have to wait 6 weeks!
    I can always get this later down the line I guess?? Well from what the article suggests??

    Any help (opinions) would be great as right now I’m lost! :(
  • Mac Ike - Wednesday, March 16, 2011 - link

    If a person bought a MacBook Pro in the last 18-24 months,I don't see the reason to upgrade unless you're on the Bleeding-edge of performance needs and Mac your living with your Mac. Many Apps and advanced Software aren't even optimized to take advantage of multiple Cores,or Hyper-Threading/Turbo Boost. I don't care as much for Auto Switching Graphics,since I have total control of my Graphics with my March 2010 MacBook Pro 17"/Core 2 Duo/2.8 Ghz/4GB RAM/AG/500GB HD/512MB or 256(IG) VRAM-dual cards/express card. if I was buying new today,Hyper-Threading and Turbo Boost schemes would be OK,but there's no way that I'd trade or sell my machine for these updates! To me,speed hasn't been an issue in 2 or 3 years! My 2006 20" iMac was at 2.0 Ghz,and the newest Macs are 2.0-3.0Ghz or so. I know that Sandy Bridge is faster than a Merom Core Duo,but most improvements seem to have come from adding more Cores and RAM,so that more tasks can be done simultaneously! I don't care for gimmicks,Turbo-Boosting,Hyper-Threading,and poorer graphics to convince me to upgrade my Macs. Unless you are a Digital Video Content Creator,or other high-powered user,or your Mac is 3 yrs. Old or so,you should Max-out your RAM,get a faster HDD or an SSD,rather than buying a Whole New Mac! If you have the money to spend,good for you,but a combination of Power,Battery-Life,and Portability,are the REAL issues! I wish people would stop telling others that they're Idiots for paying Mac prices,since it's our Money,and only YOU can determine what's good value for the Performance,elegance,and Stability of Apple Hardware!
  • rredge - Thursday, March 17, 2011 - link

    Today, the local Apple store acknowledged that my 15" MacBook Pro is not functioning properly and refunded the purchase price despite the fact that I was just past the 14 day return period.

    The problem is that the computer ceased to respond to the trackpad even when rebooted with the power button.

    In the course of trying to figure out what the problem was, I discovered that there are reports of people experiencing similar problems for all three models (13", 15", 17") on Apple's support forum, where one thread alone now runs 19 pages, as well as elsewhere on the internet.

    The Apple store personnel told me that Apple has not acknowledged that there is a problem with this line of computers, although they acknowledged in less than two minutes that my computer has a problem sufficiently serious to warrant a refund out of the return period. I declined a replacement because they expressed ignorance of the issue, indeed said that Apple did not acknowledge an issue, and were unable to give me any assurance that a replacement would perform any better.

    The questions at this point are how widespread this freezing problem is and whether Apple is going to acknowledge it and fix it.
  • rredge - Thursday, March 17, 2011 - link

    The second paragraph should have said that the computer ceased to respond to both the trackpad and keyboard.
  • nitrousninja - Thursday, March 17, 2011 - link

    I saw the benches but I dont know if that translates into a big real world difference in SSDs. I'm mostly doing stuff in Word/Excel, some light video editing/converting, and occasionally some WoW. This would be in the base model 13"

    Should i go with the stock 3GB 128GB SSD or the OCZ 6GB I can get at Microcenter and install it mysel?. I've never done that on a Mac.

    Thanks for the help!

    Matt
  • tno - Wednesday, May 4, 2011 - link

    Doubt you're still wondering but, if you want to have any space left after installing an OS and still want an SSD then you should splash for the 128GB SSD or wait till a reliable larger SSD is available. I wouldn't go less than 120GB.

    As to whether you should get an SSD, just ask yourself this question:

    Have you ever sat, even for a moment, and wondered why an otherwise well specced (but magnetically driven) computer seemed slow?

    If yes, then you'll likely be able to set that question aside by putting in an SSD.
  • tranksen76 - Friday, March 18, 2011 - link

    Hello Rredge,

    how frustrating your experience sounds!
    2011 was the year I was finally supposed to buy myself my 1st ever MBP after 18 years in the Windows environment.

    It took me long enough to choose between a 13-inch or 15-inch one but then I started reading about these freeze issues a lot of users have been facing. being French i only heard about this problem within French forums and i was hoping this would have to be a specific problem for a batch of units delivered in France but now I have to admit this really is a larger scope problem.

    For what it's worth there were comments on the forums I went through about I-Stats being a cause for these problems as it installs by default with a settings that take over the fans control.
    Did you have that app on your computer?

    Best regards
    Tranksen
  • rredge - Friday, March 18, 2011 - link

    Bonjour Tranksen,

    The fan on my computer was acting normally when this happened and I do not have that widget installed. I was running Terminal, TextEdit and Safari and the processor was under extremely light load.

    You will find a good deal of discussion about this problem on the Apple U.S. support forum at http://discussions.apple.com/category.jspa?categor...

    This is not an imaginary issue. Apple agreed to the return of my computer for full refund despite it being outside the 14 return period.

    I would consider repurchasing one of these computers, but not until Apple clarifies what the problem is and fixes it.
  • tipoo - Saturday, March 19, 2011 - link

    You said that noise was an issue with the larger MPB, but I'd like that to be quantified in decibels and compared to other laptops in a table, in future reviews.
  • Omid.M - Monday, March 21, 2011 - link

    Can the AT team comment on this please:

    http://apple.slashdot.org/submission/1504006/2011-...

    Click on "Link to Original Source"

    Can you guys duplicate this issue? Is it just simple overheating and poor design on Apple's part? I really want to know...

    Also tweeted to the three of you. Thanks for your thoroughness, gang.

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