Dell XPS 15 L502x: Everything Changes

The majority of this review shouldn’t come as much of a surprise. We know quad-core Sandy Bridge is faster than Clarksfield, and it’s much faster than Arrandale. It also manages reasonable power usage under light loads, although higher loads can definitely suck down power. So take one of our favorite laptops from last year and update the system with a Sandy Bridge CPU and a slightly newer GPU and what do you get? A better laptop, at least as far as performance is concerned. The only difficulty is that the rest of the market isn’t standing still, and it seems like the few changes Dell made—specifically to the keyboard—aren't necessarily for the better. While we still like the XPS 15 there’s definitely competition to discuss.

For the mainstream users, the L502x remains an excellent choice. You get awesome sounding speakers and a great 1080p LCD, with a decent chassis and most of the features you might want—USB 3.0, eSATA, HDMI, and DisplayPort are all present. There’s no FireWire or ExpressCard, but USB 3.0 is already more useful than FireWire (unless you happen to be an A/V professional with FireWire equipment) and ExpressCard is mostly showing up in business laptops these days. Blu-ray (including 3D support on an external display) is also available, and you can choose from a wide range of options with pricing starting as low as $800 and extending upwards of $2000 with some configurations. Our test sample didn’t max out every component—there’s still room for a faster 2720QM or 2820QM CPU and a very expensive 256GB SSD—but we did get just about every higher performance upgrade.

The result is a price of $1425, which is only slightly lower than MSI’s GT680R; you get to choose between much better battery life and a nicer looking chassis with the XPS, or more graphics power and storage capacity with MSI. We also have the Clevo P151HM with similar specs to the GT680R in for testing, only with a single hard drive; our test system comes from CyberPower and has the same awesome LCD used in the P150HM, and it also costs around $1450 with the 2630QM and 8GB RAM. Having used all three laptops (we’ll have full reviews of the GT680R and Xplorer X6-9300 in the near future), I can say that in general I prefer the Dell XPS, but for gaming the GTX 460M is hard to beat. At $1425, the XPS comes with a good 1080p LCD, a backlit keyboard, and generally build quality, but both the MSI and Clevo alternatives are worth a look. For mobile users (as opposed to mobile gamers), the XPS L502x is going to be superior. Drop down to a dual-core processor but keep the 1080p LCD and you still get all of the good aspects of the original L501x with improved battery life and moderately improved performance for under a grand.

The bad news of course is that if you didn’t like the updated XPS design unveiled last year, the 2011 refresh so far doesn’t change much. The XPS laptops are really just upscale Inspirons, with better performance options and the potential for a better display, along with better speakers. The exterior of the chassis may look different, but the internal structure seems 99% the same. I’d rather see an XPS that builds off the strengths of the Latitude line rather than using a modified Inspiron chassis—I’ve seen far too many worn-out hinges on Inspiron laptops over the years to trust that the XPS 15 will last through several years of regular mobile use. I can say the same of most other consumer laptops, of course; it’s very difficult to point to a laptop that offers the build quality I want without a massive price premium. (Yes, Apple, I’m talking about your MacBook Pro markup.)

If you’re looking for another alternative that packs a bit more punch without sacrificing all of the battery life that Optimus affords, your best bet looks to be the newly updated Alienware laptops. The M11x R3 now offers Sandy Bridge CPUs with the same GT 540M graphics as the XPS 15, but matched to a 1366x768 LCD it’s going to be far more capable of native resolution gaming, and you get it in a much smaller chassis (about two pounds lighter). The other option is the brand new M14x, which can support up to quad-core SNB processors and a GT 555M GPU; that setup should go with the upgraded 1600x900 LCD quite nicely. I can’t speak for the display quality, unfortunately, which is one of the few remaining areas where the XPS 15 is a safer bet. However, I mentioned in our look at the now-discontinued XPS 14 that a 14”-screen chassis is probably where I feel I get the best balance of performance, size, and ease of use (i.e. I don’t feel like the keyboards are too small), so the M14x looks very compelling. We will try to have one of those for review in the not-too-distant future.

We awarded the Dell XPS 15 L501x our Gold Editors' Choice award last year, so normally I'd just say the L502x update maintains that standing. From the performance side, it's certainly a worthwhile update. The problem is the keyboard and plastic palm rest. I personally prefer the old version, but some will probably like the new chiclet style more. I'm not going to actually give an official award here, letting the Gold sort of carry over, but with all the good there's still room to make the XPS line better. Maybe that's what Dell is doing with their Alienware brand, but there's certainly room for a less-guady laptop with better build quality, and Alienware doesn't usually cater to those wanting the former.

A Good LCD; Okay Temperatures and Noise Levels
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  • SeanPT - Wednesday, April 20, 2011 - link

    They really need to bring back the design of the XPS M1330. That was one heck of a laptop and I still have a handful of them in service. There were a few nagging design flaws but the later revisions didn't suffer from the same problems. I ordered one the day it was launched with that nice LED display that was just oh so thin.
  • XZerg - Wednesday, April 20, 2011 - link

    I own a L501x that I bought in December 2010 after reading the review at AnandTech and the awesome deal I was able to get. However upon receiving it I was in for some disappointments:

    1) No Port Replicator ports
    2) Changing the HDD was pretty much rip the whole damn system apart
    3) Keys arrangement - they could have easily put the arrow keys a bit south or something to give a hint as you are more likely to press wrong key many times when trying to use Shift, Right-click key, End.
    4) The touchpad is annoying - if you have a finger/hand close to the touchpad it treats it pressing the touchpad - so either no response to the actual action with the other hand or tries to zoom or scroll instead.
    5) The screen only tilts to something like 120degrees or so which is annoying sometimes when you want have better viewing angle due to too much reflection due to the glossy screen.
    6) Finally I would have much rather had the multimedia buttons standalone instead of FN based.
  • Pessimism - Wednesday, April 20, 2011 - link

    Snap together plastic clip construction=FAIL. No serviceability whatsoever. That stuff NEVER comes apart without something breaking.
  • XZerg - Wednesday, April 20, 2011 - link

    yea and even if it does come apart it does not go back in perfectly either. I have the l501x and i know that for sure.

    I have to say though I like the l501x over the l502x simply because of the keyboard on the newer one feels cheap quality.
  • Arbie - Wednesday, April 20, 2011 - link

    Whether the goal is to show what the machine can do, or to show what it can't do, this game matters. First, there's a huge amount of comparative info available. Second, Crysis / Warhead scaled really well so you probably can get a playable experience at the lower settings a box like this works with. Third it's the best single-player FPS ever made (IMHO) and won't be surpassed anytime soon - unfortunately. So it deserves a continued place on your list. Stalker...? C'mon.
  • NCM - Wednesday, April 20, 2011 - link

    JW writes: "Finally, Quick Sync with the “Quality” profile took 34 seconds (156.56 FPS), while the “Fast” profile results in the quickest transcoding time, requiring just 25 seconds—or a very impressive speed of 212.92 FPS."

    So test results apparently timed to the nearest second acquire 5 significant digit precision when translated into FPS? My old math teacher wouldn't buy that one...
  • JarredWalton - Wednesday, April 20, 2011 - link

    Perhaps I used a stopwatch and rounded to the nearest second? :-p

    Anyway, you'll be thrilled to know that I have now rounded to the nearest FPS, which completely changes the results. Oh, wait... it doesn't, other than to show there's potentially a larger margin of error. Maybe I should round to two significant digits, because then we could say that it was 58FPS vs. 77FPS vs. 160FPS vs. 210FPS -- and by further rounding increase the margin of error another 1-5%.

    I've actually considered this before. All of the gaming benchmarks are slightly variable, so while they can measure very specifically the result of one test run, depending on the game you might see up to a 10% change between runs. It's why I end up running multiple times and taking the best result, so we're comparing best-case on all systems. But should we stop including any decimal points in our game benchmarks, just because they're variable? Some readers will complain if a bunch of systems tie at, e.g. 73FPS, but at the same time I hope everyone here realizes that anything less than a 5% difference is close enough that you're not going to notice.
  • BioTurboNick - Wednesday, April 20, 2011 - link

    As a scientist, I'd say average +/- standard deviation would be perfect. :-D
  • seapeople - Wednesday, April 20, 2011 - link

    Three sig figs is fine. It's just distracting and annoying to look at "155.36 fps". Whatever you do, do NOT start doing crap like "46 +/- 3 fps" like someone suggested. This is a tech forum, not a statistics orgy; the average audience here wouldn't care.
  • tipoo - Wednesday, April 20, 2011 - link

    Is it so hard to design a laptop with a 9 cell that doesn't stick out like a sore thumb?

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