Input Lag is still measured using the Leo Bodnar lag tester at 1080p. The LG supports 1:1 scaling modes as well as aspect and wide. In all these modes I had the exact same results so whatever scaler LG is using for this is very quick. If you run a game at native resolution or scaled you will likely see similar results.

Processing Lag Comparison (By FPS)

I measure lag at a scant 18ms. For almost all gamers this should be fast enough, and with the extra wide view you’ll potentially see more of the environment when playing games. Of course, this is dependent on the game, and some games will simply crop the top and bottom rather than expanding your field of view.

Gamutvision reports that 73% of the AdobeRGB gamut is covered by the LG 34UM95. This is right by the 99% of sRGB coverage that LG specifies for the display, and what you should expect with White LEDs and an IPS panel.

LCD Color Gamut

The power draw is comparable to a 27" LCD despite the larger size of the LG monitor. Even with a USB hub and Thunderbolt ports, the power draw is good here considering the size and resolution.

LCD Power Draw (Kill-A-Watt)

Candelas per Watt

 

Display Uniformity Conclusions
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  • Sm0kes - Wednesday, June 18, 2014 - link

    Thanks for the review. I've had this on pre-order for a couple of weeks. For someone with both a Mini-ITX gaming PC and a Macbook Air, the inclusion of both DP/HDMI and Thunderbolt is a nice touch.

    Like many, I've been considering the jump to 4K, but it still feel like there's too many compromises given the price. The Asus ROG 27' 1440p display is interesting (despite the TN), but I'm tired of waiting.
  • Azurael - Wednesday, June 18, 2014 - link

    It's a shame it doesn't support running at 1/2 its native resolution when pretending to be two monitors. I frequently watch full screen video in one of my monitors whilst working on the other, which doesn't really work the same on one wide monitor, else it'd be perfect. Oh well, I'm sure somebody will release something that meets my needs eventually. I just hope it happens before much more of the backlight on one of my 2405fpws turns yellow...
  • Gast - Wednesday, June 18, 2014 - link

    Can we get a good picture with this display on a desk with a keyboard & mouse so we can get a good feel for the size? And maybe one with a standard 24" and/or 20" display for comparison?
  • cheinonen - Wednesday, June 18, 2014 - link

    I can try to place it next to a standard 20" 4:3 display and a 27" 16:9 display today or tomorrow. I'll use my wife's desktop since no one needs to see the mess that is my workspace.
  • crazysurfanz - Wednesday, June 18, 2014 - link

    there is such a picture (your first request at least) on the forum thread at ars that mackjam linked earlier: http://arstechnica.com/civis/viewtopic.php?f=19&am...
  • Mark_gb - Wednesday, June 18, 2014 - link

    Just over a month ago, I purchased a 29" AOC ultra-wide 21:9 format monitor. AOC 2963Pm. I've been using monitors on computers since they were experimental (and they were TV's at first). Thats going back to the 1970's. This is my first Ultra-Wide. You will not get me to ever buy another "normal" monitor again. If I had known this one was coming out, I might have waited for it. I have no use for thunderbolt ports and those are expensive add-ons, so they must be going after the Apple market more with this monitor.

    In any case, when I need another monitor, I will be looking for the largest affordable ultra-wide monitor that I can get.

    And please dont call these a niche product. You should hear the oooohs and aaaahs I get when people see my screen. The more that people see these,, the more they will sell. I believe that eventually, most monitors will be ultra-wide.

    Just use one. Then you will know.
  • madmilk - Wednesday, June 18, 2014 - link

    So what benefit does your 29" 2560x1080 21:9 monitor have over a 32" 2560x1600 16:10?
  • fokka - Wednesday, June 18, 2014 - link

    @anandtech: not wanting to step on anyone's toes, but i think the product pictures could use a bit more polish. better lighting could go a long way in this regard. kthxbye!
  • crazysurfanz - Wednesday, June 18, 2014 - link

    I have to politely agree with you on that one, they are not great.
  • cheinonen - Thursday, June 19, 2014 - link

    I wish I had the space for a better picture setup, but I really do not right now. Finding the space to photograph a small device (smartphone, tablet) isn't too hard, but for a 34" monitor it is a challenge.

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