GPU Benchmarks

On the GPU side, the Tegra K1's GPU is derived from the same Kepler GPU architecture we've seen in notebooks and desktops - albeit in a single SMX configuration. There are some power focused changes to mobile Kepler, and I’d reference our initial article on Tegra K1’s architecture for those interested in learning more. In this device, the GPU can run anywhere between 72 MHz to 852 MHz.

I included Surface Pro in a couple of the tests below just to show how far NVIDIA's Shield Tablet and Tegra K1 get in terms of pushing the envelope in gaming performance. Tegra K1 can deliver better GPU performance than the original Surface Pro, and given its price and thermal constraints isn't too far off of the newer Surface Pro tablets as well.

3DMark 1.2 Unlimited - Overall

3DMark 1.2 Unlimited - Graphics

3DMark 1.2 Unlimited - Physics

BaseMark X 1.1 - Overall (High Quality)

BaseMark X 1.1 - Dunes (High Quality, Offscreen)

BaseMark X 1.1 - Hangar (High Quality, Offscreen)

BaseMark X 1.1 - Dunes (High Quality, Onscreen)

BaseMark X 1.1 - Hangar (High Quality, Onscreen)

GFXBench 3.0 Manhattan (Offscreen)

GFXBench 3.0 Manhattan (Onscreen)

GFXBench 3.0 T-Rex HD (Offscreen)

GFXBench 3.0 T-Rex HD (Onscreen)

When it comes to GPU performance, there’s really no question: the Tegra K1 is easily the fastest in all of our GPU benchmarks. It handily beats every other ARM SoC, including the newest generation of SoCs such as the recently introduced Snapdragon 805 and its Adreno 420 GPU. It's worth noting that the Snapdragon 805 is likely aimed more at smartphones than tablets, although we are looking at its performance in Qualcomm's tablet development platform here. Until we get a look at Snapdragon 805 power consumption we can't really draw any perf/watt conclusions here. Ultimately, the only thing that can top the Shield Tablet is Surface Pro line, which uses more powerful laptop-class hardware.

CPU Performance NAND Performance
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  • TheJian - Wednesday, July 30, 2014 - link

    Full 3.1 ES support and OpenGL 4.4. Being based on desktop gpus it should become a very good emu platform over time. I wonder if a 20nm M1 would be totally able to play wiiu games too? I find myself wanting to hold out for a 20nm version of NV's chip for a serious boost in power for gaming since android seems to be really taking off in this area. I couldn't justify a tablet before just as a tablet, but my list of android games I want to play is growing so might have to bite soon. Dad's nexus 10 isn't good enough for many things (dang res being too high). I hope NV sticks with 1080p/1200p for a while so gaming just gets better not slower on android. Above this is just stupid in something under 13in with gaming as an intention.

    Another review showed it running emus and Zelda Ocarina of time.
    http://gizmodo.com/nvidia-shield-tablet-review-a-g...
    Mupen64. Dolphin guys will probably adapt it to K1 soon I'd guess. The power and features are there. N64 games work at least according to gizmodo guy. I'm not really interested in anything before n64's time but there's some pretty fun stuff on n64 or better I wouldn't mind playing today (never owning any nintendo product previously).
  • Knowname - Wednesday, July 30, 2014 - link

    the controller is certainly as uncomfortable as an n64's *bazinga*
  • NZtechfreak - Monday, August 18, 2014 - link

    Dolphin will run, on time trial mode (no other racers onscreen) in Double Dash it gets 40-60fps, with high 40 to high 50s the majority of the time. Haven't yet tried a lot of other stuff. The Dolphin developers are really looking forward to the 64-bit K1.
  • bossmoogle - Tuesday, July 29, 2014 - link

    I'm considering one of these but for me an important factor that wasn't discussed in the review was the glass on the display. I'm guessing it's not GorillaGlass. Is it scratch resistant at all? I'm on a Nexus 7 2013 right now and the GOrillaGlass is just amazing, if I wipe my screen off it still looks pristine as if it had just gotten off the assembly line. Not a single micro scratch is visible in the sunlight. Once you've used something like that it's very hard to go back to a screen you know is going to get all scratched up.
  • schizoide - Tuesday, July 29, 2014 - link

    The nexus7 2013 actually uses Corning's "Fit" or "Concore" glass, which is not as scratch resistant as corning gorilla glass.

    I researched it briefly but was unable to find what the shield tablet uses. So I agree that it's probably not gorilla glass, or they would have said so.
  • kron123456789 - Tuesday, July 29, 2014 - link

    Good thing about games on this tablet is that Tegra K1 optimized games are using desktop OpenGL, not mobile OpenGL ES.
  • kidconcept - Tuesday, July 29, 2014 - link

    > Of course, the real question here is whether the gaming side is worth the price premium.

    Can you mention some other tablets the Shield has to compete with on price? For example, the Nexus 7 costs about $60 dollars more than the Shield (16GB +$70, 32GB-LTE +$50). Anything else in the same class as the Shield that is significantly cheaper?

    Great review BTW. Hit all the important points for most of the audience. As an artist, I'm curious about how the stylus performs, but I recognize that nobody else really cares about it.
  • schizoide - Tuesday, July 29, 2014 - link

    You've got that backwards. The Nexus 7 16GB retails for $230 and the Nexus 7 32GB model with LTE at $350.

    The nvidia shield tablet 16GB retails for $300, and the 32GB model with LTE will sell for $400.
  • schizoide - Tuesday, July 29, 2014 - link

    Also like I posted earlier, if you're OK with manufacturer refurbs, you can pick up a N7 16GB refurb from an authorized reseller for $140 on eBay. Half the price.
  • kidconcept - Tuesday, July 29, 2014 - link

    Refurbs isn't really a great price comparison.

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