Acer V3-571G Battery Life, Thermals, and Acoustics

I mentioned in the introduction that there were three areas where I feel Acer made some unnecessary compromises. One was the choice of LCD, the second was the choice of hard drive, and the third was their battery capacity. The V3-571G comes with a 6-cell 48Wh battery, and while it’s not the end of the world I still feel a 56Wh or 63Wh battery would have been easy enough to fit into the system without altering the price. Unfortunately, bean counters tend to look for every possible area of savings on budget laptops, and the drop in battery capacity probably shaved off dollar (give or take?) from the Bill of Materials. So how does that affect battery life?

Battery Life - Idle

Battery Life - Internet

Battery Life - H.264 Playback

Battery Life Normalized - Idle

Battery Life Normalized - Internet

Battery Life Normalized - H.264

Actually, considering the capacity the battery life isn’t so bad. Maximum possible battery life is 6.5 hours, and typical use battery life for surfing the Internet is still five hours. Anyone interested in using the laptop to watch movies on a longer flight will note that you get just under four hours of H.264 playback from the hard drive, which is only enough to make it through two medium length films. Looking at the normalized battery life results, the Acer V3 rates near the top of the pack, with only the M3 Ultrabook beating it in all three tests and AMD’s Trinity leading in two of the three tests (but losing in normalized H.264 playback). Had Acer equipped the V3 with a 56Wh battery like the M3 or Trinity, we’d be looking at another 30 to 60 minutes of battery life.

Looking at the thermal performance, it’s pretty clear that the V3 chassis provides sufficient cooling for the IVB and Kepler parts. During extended stress testing, the CPU did hit just under 90C on one core, but that was atypical—generally, under load we saw temperatures in the low to mid 80s. The GPU does even better, with a maximum temperature we recorded during stress testing of just 68C.

Noise levels are equally impressive, with idle noise near our testing floor of 30dB, coming in just slightly higher at 31dB. Under heavier CPU or GPU loads, noise creeps up to 33.5dB, with periodic increases to 34.5dB. With a maximum load on the CPU and GPU, we did manage to reach and stay at 35.6dB pretty much as long as we let the testing continue, but that's still pretty quiet for a laptop under full load. The only real concern I have with noise levels is that it appears we’re at maximum fan speed when we’re hitting ~36dB. Why is that a problem? It means that if the laptop happens to be in a more extreme environment (say, Arizona summer weather, with you sitting outside in 110F+ heat), there’s no room for the fan to try and compensate for added heat.

I actually covered the exhaust with my hand for a couple minutes to see if I could get a higher fan speed, with no success (and an uncomfortably hot hand). Interestingly, rather than getting hotter it appears both the CPU and GPU throttled a bit—or at least, I didn’t see core temperatures increase beyond the previously measured highs. This is worrisome as I have a friend with an older Gateway P-series FX notebook that behaves in a similar fashion, only now he’s getting to the point where the 3-year-old notebook occasionally overheats and crashes—something it didn’t do during the first couple years of use. Will the Acer V3 behave similarly in a couple years? Only time will tell, but I’d feel better if there was at least one or two more notches on the fan speed. I’d rather have a loud laptop that runs stably than a quiet laptop that crashes.

Acer V3-571G Gaming Performance Acer V3-571G: How Bad Is the LCD, and Can It Be Fixed?
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  • 3dgeneralist - Thursday, July 5, 2012 - link

    Regarding the resolution. Its also dumb to think everyone uses higher than 1440x900 res on a 15inch laptop. Can barely read the text and icons higher than that on a small screen. Even on my 23inch monitor I am using 1440x900 because I'm on it for more than 10 hours a day working on graphic software. Eye fatigue is worse when reading small fonts and images.
  • seapeople - Thursday, July 5, 2012 - link

    This has always puzzled me. Does it really help your eyes to be looking at large, fuzzy text all day (LCD non native resolution) versus looking at smaller but perfectly sharp and clear text?

    This is of course assuming you are unable to increase DPI due to application incompatibilities, otherwise you're just being silly.
  • 3dgeneralist - Saturday, July 7, 2012 - link

    Its not really fuzzy looking at 1440x900 with text 110% dpi and adjusting cleartype settings on my 23inch monitor. The comfort gained is huge compared to setting it to 1920x1080 which in 8 hours looking at the monitor seems like my eyes would just drop and my head hurts.
    Remember the less effort you put into something that should be automatic, the less strain you experience.
  • antef - Thursday, July 5, 2012 - link

    Jarred, I will be in the market for an even cheaper laptop soon (~$600), and I'm not sure I like Dell's offerings. I hope you are able to review some even cheaper Acer machines in the near future (with Core i3/i5 CPUs, possibly no discrete graphics, etc.).
  • Meaker10 - Thursday, July 5, 2012 - link

    Much like the 5935G then, the cable connector looks like it could just support enough extra lines for a second LVDS channel but its not like the old connector where you could slot extra wires into place, it's an extremely fiddley connector and would require VERY VERY fine soldering skills. I killed a mobo trying.

    Thats assuming the extra spaces are for an LVDS channel and the chip on the motherboard supports two.
  • Kill16by9TN - Thursday, July 5, 2012 - link

    "The only complaint I have is a minor one: the “merged” Enter and Backslash keys. We’ve seen this on a few Acer laptops in the past year, and I don’t know what purpose the non-gap layout serves,"

    The answer is probably rather simple: globalisation.
    There are some keyboard layouts I know of, German for example, where 'Enter' occupies the additional space of the US KB's 'backslash', while the left-hand 'Shift' key in turn is shortened on its right side to make room for the now relocated key.
    Acer's design choice therefore accommodates for US-style and European-style keyboard layouts.

    BTW, I couldn't agree more with your criticism of those insane highly glossy 'piano' finish surfaces, no matter if with laptops/notebooks or monitors/TVs. It just majorly sucks. When will this nonsense finally face extinction?
  • Burticus - Thursday, July 5, 2012 - link

    My A8-3500 Gateway 17" was $550 with blu-ray 7 months ago. Spent $20 to get it up to 8gb 1333. Nothing in that price range can touch it. On the other hand, while it doesn't weigh a ton it is pretty big. Trinity is faster and the same price or cheaper. I think the display on it is pretty decent for 1600x900 but it does have some contrast issues. Those only come into play when watching dark movies though: which my wife does constantly and complains constantly. I told her to buy her own laptop if she didn't like mine :-)

    This is interesting for budget power with that i7 and the Kepler video, but it seems an odd compromise... you would think someone would go down $200 to get Trinity, or go up $200 to get something a little better build quality and better display. I don't think you can score an ultrabook for a grand though (and those don't have optical drives which slays me).
  • karasaj - Thursday, July 5, 2012 - link

    Assuming there aren't any major major compromises, you can get an Acer TimelineU M5 for a pretty nice 800$.

    Piss poor screen though, which might be the biggest compromise that is probably a dealbreaker for some. I would consider it though since it's so much less expensive than other ultrabooks (or thin form factor specs) like the Vaio S and Vizio. Or SS7. And build quality is hopefully more ultrabookish and less Aspire V3ish.
  • Ipatinga - Thursday, July 5, 2012 - link

    When you thought manufacturers couldn´t screw you more... you face a "chiclet" keyboard everywhere.

    Damn... do engineers really use what they make? (Yeah, dumb question...) :P
  • PubFiction - Friday, July 6, 2012 - link

    There seems to be some sort of stupid idea that chiclet keys are better.

    The form a key has nothing to do with its quality, in fact chiclet keys are most known for being implemented in cheap shit. The physical properties are what make a keyboard good or bad regardless of weather it is chiclet, island or anything.
    Most chiclet keys are not as good as the keyboards they replaced, they are mushy, unresponsive and are flat lacking qualities designed for accuracy.

    It is fine if you prefer chiclet, go ahead and state that but done gloss over all the other properties. The pictures clearly show that these keyboard is flat, lacking the concave nature or a real good keyboard.

    You can also see that this keyboard exposes the underside of the keys slightly meaning things can easily get in there such as crumbs dust and such, wholely defeating one of the biggest advantages of chiclet. The spacing appears to be close which means that you are likely to trigge another key if you miss.

    Finally there is not mention of the quality of key rollover.

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