WiFi Performance

The next-gen MacBook Pro is equipped with a decidedly this-gen wireless stack. In other words it uses the same 3x3:3 WiFi solution that was present in the 2011 MacBook Pro and is present in the non-Retina 2012 MacBook Pro as well: Broadcom’s BCM4331. The wireless behavior characteristics are a bit different since this is a physically different chassis, but we’re still dealing with a 3-stream 802.11n solution - not 802.11ac. All three antennas are located in the Retina Display’s housing.

We have seen Apple be conservative with component choices in the past. Deciding to stick with Samsung’s 45nm LP process for the A5X instead of embracing 32nm LP sooner with the 3rd gen iPad is one example that comes to mind. Like a good silicon company Apple appears to mitigate risk in design by sticking with known-good components wherever possible. Major changes to the industrial design are typically paired with comparatively minor silicon changes, and other components are kept as static as possible so long as they don’t overly compromise experience. While 802.11ac dongles and routers are just arriving today, Apple likely froze the Retina MBP’s wireless configuration quite a while ago. Rather than be caught shipping potentially unratified hardware, Apple went the safe route and stuck with 802.11n.

That’s not to say Apple’s wireless implementation is bad. The 15-inch MacBook Pro has been one of the best behaved notebooks on wireless that I’ve had the pleasure of using. The MacBook Pro with Retina Display is no different. Just like before, the best case negotiated physical rate is 450Mbps when paired with a 5GHz 3x3 access point. Unobstructed, within a couple of feet of the AP, I measured as much as 230Mbps to the Retina MacBook Pro. I tested at three different distances from the AP, through walls and on both 2.4GHz and 5GHz bands. Overall performance seemed comparable to the standard 15-inch MacBook Pro, although it’s definitely faster in some areas and slower in others.

  Location 1 Location 2 Location 3
2011 MacBook Pro (2.4GHz) 124.0 Mbps 12.6 Mbps 61.6 Mbps
Retina MacBook Pro (2.4GHz) 117.9 Mbps 87.6 Mbps 44.0 Mbps
2011 MacBook Pro (5GHz) 186.8 Mbps 154.6 Mbps 24.7 Mbps
Retina MacBook Pro (5GHz) 227.7 Mbps 156.8 Mbps 33.7 Mbps

The second test location consistently performed poorly on the 2011 MBP, only on 2.4GHz however. For the most part there were no real surprises otherwise.

The SD Card Reader

It was our own Brian Klug who clued me into the horrible behavior of the 2011 MacBook Pro’s SD card reader. Depending on the SD card used, the integrated SD card reader either performed admirably or was the most frustrating part of the Mac experience. Out of the three SD cards I frequently use: a Patriot LX series card, a Transcend and a new UHS-I Patriot EP Pro, only the Transcend card actually works remotely well with the 2011 chassis. Even then, it’s not perfect. I usually have to insert and remove the card at least once before the reader will recognize it. The LX and EP Pro on the other hand are measurably worse. To get the EP Pro to work in the 2011 MBP’s reader I usually have to push the card in then apply upward or downward force to the exposed edge of the card to get it to read properly. Even then it’ll usually disappear from OS X or be present but read at bytes per second. I doubt this is the fault of the card itself but rather the latest example of incompatibility with the horrible SD card reader in last year’s MacBook Pro.

At least with the cards I’ve tested, the Retina MacBook Pro exhibits none of these issues. Over dozens of insertions I had no issues reading from or writing to all three of these cards, including the problematic ones. I ran a Quick Bench test on the EP Pro as it’s the fastest of the lot and came away with reasonable performance as well. Roughly 80MB/s reads and 40MB/s writes. The numbers are shy of Patriot’s 90/50 spec but quite good.

One of the times I was able to get the EP Pro working in the 2011 MacBook Pro I managed to squeeze in a single Quick Bench run. Read performance was almost identical at 80MB/s, but write performance was far lower at only 10MB/s:

Shortly after the test completed I could no longer write to the drive in the 2011 MBP so I suspect the card reader was acting up again. Needless to say, if you like using SD cards with your MacBook Pro the Retina Display model appears to be much better. That’s not to say there couldn’t be other incompatibilities, but in everything I tested it looks like this problem is finally fixed.

Better Speakers and Dual Mics

Apple is proud of its new speaker design in the Retina MacBook Pro. There’s not a whole lot you can do for tiny laptop speakers but despite shrinking the overall volume of the chassis, Apple has managed to deliver much better sound out of the new speakers in the rMBP. Like most of the upgrades to the next-gen MacBook Pro, you really need to do an A/B comparison to appreciate the difference. And keep your expectations in line with reality, a good set of external speakers are always going to sound better. With that said, the new speakers definitely deliver a fuller, more rich sound than their predecessor. You can still tell you’re listening to some form of integrated speakers, but now they sound distinctly less like they’re coming from a inside a notebook.

In preparation for Mountain Lion's arrival with dictation support, Apple outfitted the next-gen MacBook Pro with dual microphones in order to better focus on your spoken voice and not on background noise. In practice the new mics work reasonably well, rejecting moderate volume background noise. Loud music nearby will still cause interference and as always, accurate dictation requires more than just good quality source audio to get right.

Vastly Improved Thermals General Performance
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  • darkcrayon - Tuesday, June 26, 2012 - link

    I hear you can work around that by not using that feature ;)
  • Spunjji - Tuesday, June 26, 2012 - link

    this is lost deep in the comments, so I doubt it will get any form of response. Nonetheless, while I feel this review has covered the ground incredibly well, there were some sever omissions that limit its usefulness.

    Where, for instance, are the comparisons to laptops that are not made by Apple? It's all well and good telling me that this laptop is cooler than its predecessor, but the trouble is that I didn't buy the 15" MBP because it turns into an unpleasantly hot and noisy beast as soon as you start gaming on it. Based on the surface temperatures you give, it sounds like this is no better with the new model *relative to non-Mac laptops* and yet I have no real way of knowing this for sure. I'd really appreciate that comparison - the same goes for battery life. In my case I currently use an Alienware M17x and would absolutely love to trade to something lighter with similar capabilities, but I need to know what the usability caveats will be.

    I also feel that this site is asking us to take a lot on faith with regards to Thunderbolt. It's been a year and we can still only really attach storage to it outside of proprietary configurations, and even that doesn't work very well. We are also faced with the possibility that the first-gen tech will *never* work properly, yet it is still primarily mentioned as a good thing, with the rather horrible flaws pointed out deep within the bowls of a lengthy analysis.
  • flatform - Tuesday, June 26, 2012 - link

    I am surprised not to see Anand commenting on the SEVERE problem that MOST users have with the Retina Displays -at least those mac users who are able to actually see a problem on their mac-. Advertising reasons maybe???

    Macbook Pro Retina -Plasma-TV-like(!!!!!)- Ghosting/Burn-in Issues
    https://discussions.apple.com/thread/4034848?start...

    IPad Retina issues: http://www.cultofmac.com/161495/new-ipads-retina-d...

    Plus, the only reason for apple not to put gigabit is that the port did not fit in the new slimmer UPPER profile, not the case itself, it would had ruined their design lines, that is all!!!!! The 2012 Vaio Z is much slimmer but has a gigabit port, strangely implemented yet still there. Having worked for years with macs, we ALWAYS had the same problem, when you needed that adpter you had bought, it just wasn't -for any reason- there.... humiliating experience in front of clients...

    having not normal SSD and especially no double slot configurable memory is probably just crap, 80% of laptops and desktops receive a hard drive and memory upgrade. just to shed off 100 Grams and 2mm of height?? 2009 Dell's Latitude Z600 was slimmer, 16inch displa, 2.0Kgs, yet had a normal hard drive and memory popped in.

    Anand, with a 4 core/8 Thread Machine 16GB is BARELY enough TODAY, to work with Photoshop, Premiere, After FX and a RAW developer open, and still have free memory so that after fx can use all Threads. And That did not include one or 2 3D applications that a compositor would usually run. 16GB is the minimum, 32GB is the choice for the Video Professional. With so many programs switching to GPU processing, you should really be careful when commenting on the power of any machine with a dedicated graphic card.

    For god's shake just wait and do not buy this crappy notebook. It is even more faulty than the first generation of 13inch Macbooks... wait at least 6 months for a proper revision, up to then Retina PC's will be available as well, with proper RETINA IPS displays with no burn-in issues and upgradeable parts.
  • darkcrayon - Tuesday, June 26, 2012 - link

    I like how you mentioned the Vaio Z to bash the rMBP design, and then you went on to bash the rMBP for "limitations" that the Vaio Z also has (soldered RAM, though limited to 8GB, and more. Though off topic, your almost 3 month old iPad retina display problem is a nice touch, considering anyone with the problem could've gotten theres replaced for free. Please let us know which company is making millions of 260 ppi 10" screens with 100% perfect yields...
  • flatform - Tuesday, June 26, 2012 - link

    Comment on Vaio Z was just to point out stupid decisions who take into consideration only the looks of the machine, not direct comparison of the two machines, which are not comparable. Apple could have kept the same upper profile and diminish the lower bevel part. But it would not LOOK as thin. Let's see how professional Photographers -which i work with- will welcome the lack of FW800 and the need to echange 2-3 adapters to do one job, or the presence of only 2 USB's is a total failure when working in production environment. I am a professional industrial designer and compositor, believe me i would really like rMBP to serve me properly (i have been complaining about low-res screens since 2006) but it simply cannot. Replacing for free is the most logical thing to do and does not replace the evident problem. The iPAD is not of topic, it is a High PPI, same technology display which suffers from similar problems, just as the Macbook Display.

    My comment was that if Anandtech was serious about this review -respecting the readers that is- it SHOULD have mentioned -in a separate page with the fullest possible technical description- the problem in a clean and straightforward way, even if their sample did not have it (have they checked for it?)

    When me moved from CRT's to TFT's (degrading our color reproduction, resolution and image quality) we did it because TFT;s had a hell less eyestrain, radiation, consumed less current and desk space. I cannot accepted that shedding off 150 grams (max) and 2mm of thickness from a WORKSTATION laptop is revolutionary and should force professionals to use adapters for the bluddy most used ports of their laptops, while depriving them from the most common upgrade in a notebook: memory and hard disk.

    As for the last question, please let us know which company has developed the screen for apple and how many months later the same screen would be available in pc's as well.

    Good thing Apple made the move, cause it has been FAR BEHIND in displays, (remember they where selling 1440x900 on 17" and 1280x800 on 15", then making it 1680x1050 and 1440x900 respectively, whereas a 1920x1200 15" screen was a common thing in mobile workstations) since they first brought a somewhat proper for graphic use display on their 2003 15" G4 Titanium. Workstation notebooks have IPS monitors for many years now.
  • robco - Tuesday, June 26, 2012 - link

    Looking at the Googles, the news stories about the ghosting issues were posted today. Not something that likely would have been found before posting the review. This is a new display manufacturing process and there are going to be some mistakes. Never buy the first version, or at least the first production run, of any Apple product. This is one of the downsides to being an early adopter of almost any new technology. Apple tends to wait and collect data rather than acting rashly (see iPhone 4 fiasco). There isn't any data showing if this is a widespread problem, or only affecting a small percentage of units. But Apple will replace defective units.

    It took a little while, but third-party SSD upgrades are available for the MacBook Air. But on another note, would you expect *every* piece of equipment in your shop to be 100% user-upgradeable?

    Everyone whined when Apple ditched floppies, serial, ADB and SCSI. There were adapters and people, well they adapted as well. I'm sure some will just buy a Thunderbolt dock (a couple are coming in a few months) and hook up all their peripherals and then connect them (as well as gigabit Ethernet) to the laptop with a single cable. Some folks may even be OK with trying desperately to live with only 16GB of non-upgradeable memory and have a bit more room in their bags and a bit less weight to schlep around.

    But the beauty of the free market is that you get to vote with your pocketbook. If you're so terribly unhappy with the new rMBP, the old model, with new CPU and GPU upgrades) is still available. Show Apple your displeasure by sticking with the old design. Or by a fragile Sony laptop. Or a Dell Precision. Nobody is twisting your arm to make you buy this thing. Lots of other people will gladly accept the trade-offs and be happy with their lighter, thinner, quite powerful rMBPs...
  • flatform - Tuesday, June 26, 2012 - link

    haha, good one "adapters that people adapted to" hahhaha. A good comment in general, covering most of the topics and dare i say most of the people in this page.
  • wfolta - Tuesday, June 26, 2012 - link

    I stopped reading when you said "most users have", which is obviously not true.
  • flatform - Thursday, June 28, 2012 - link

    Good thing to do, i am sure that made you wiser. Truth is a floating mean point of falsifications. (will not continue because you must have stopped reading already ;)
  • pirloui - Thursday, June 28, 2012 - link

    "SEVERE problem that MOST"

    That would rather be "some" and "some".

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