Power, Temperature, and Noise

With a large chip, more transistors, and more frames, questions always pivot to the efficiency of the card, and how well it sits with the overall power consumption, thermal limits of the default ‘coolers’, and the local noise of the fans when at load. Users buying these cards are going to be expected to push some pixels, which will have knock on effects inside a case. For our testing, we use a case for the best real-world results in these metrics.

Power

All of our graphics cards pivot around the 83-86W level when idle, though it is noticeable that they are in sets: the 2080 is below the 1080, the 2080 Ti sits above the 1080 Ti, and the Vega 64 consumes the most.

Idle Power Consumption

When we crank up a real-world title, all the RTX 20-series cards are pushing more power. The 2080 consumes 10W over the previous generation flagship, the 1080 Ti, and the new 2080 Ti flagship goes for another 50W system power beyond this. Still not as much as the Vega 64, however.

Load Power Consumption - Battlefield 1

For a synthetic like Furmark, the RTX 2080 results show that it consumes less than the GTX 1080 Ti, although the GTX 1080 is some 50W less. The margin between the RTX 2080 FE and RTX 2080 Ti FE is some 40W, which is indicative of the official TDP differences. At the top end, the RTX 2080 Ti FE and RX Vega 64 are consuming equal power, however the RTX 2080 Ti FE is pushing through more work.

Load Power Consumption - FurMark

For power, the overall differences are quite clear: the RTX 2080 Ti is a step up above the RTX 2080, however the RTX 2080 shows that it is similar to the previous generation 1080/1080 Ti.

Temperature

Straight off the bat, moving from the blower cooler to the dual fan coolers, we see that the RTX 2080 holds its temperature a lot better than the previous generation GTX 1080 and GTX 1080 Ti.

Idle GPU Temperature

Load GPU Temperature - Battlefield 1

Load GPU Temperature - FurMark

At each circumstance at load, the RTX 2080 is several degrees cooler than both the previous generation and the RTX 2080 Ti. The 2080 Ti fairs well in Furmark, coming in at a lower temperature than the 10-series, but trades blows in Battlefield. This is a win for the dual fan cooler, rather than the blower.

Noise

Similar to the temperature, the noise profile of the two larger fans rather than a single blower means that the new RTX cards can be quieter than the previous generation: the RTX 2080 wins here, showing that it can be 3-5 dB(A) lower than the 10-series and perform similar. The added power needed for the RTX 2080 Ti means that it is still competing against the GTX 1080, but it always beats the GTX 1080 Ti by comparison.

Idle Noise Levels

Load Noise Levels - Battlefield 1

Load Noise Levels - FurMark

Compute & Synthetics Final Words
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  • 29a - Thursday, September 20, 2018 - link

    The quality of this website has hit rock bottom under the helm of Cutress. I waited all day for this review but by the time it was posted word had spread of how underwhelming these cards are and I had no interest in reading it. This is the second major hardware release in a year in which Anandtech has totally screwed up the review, the other being Ryzen. Please Mr Cutress step down so someone else can run the site and hopefully return it to it's former glory.
  • MadManMark - Thursday, September 20, 2018 - link

    You posted to tell us you were "underwhelmed" by an article that you admit you didn't' even read?
  • 29a - Thursday, September 20, 2018 - link

    No, I said it was widely known that the cards' performance was underwhelming by the time the article was posted. If you reread what I said the main point of my post is that Mr Cutress should resign because of the poor quality of how the website has been run since he took over.
  • 29a - Thursday, September 20, 2018 - link

    After reading my original post again how in the hell did you come to the conclusion that I was underwhelmed by the article? It's very clear that I was talking about the performance of the card.
  • Ryan Smith - Thursday, September 20, 2018 - link

    "The quality of this website has hit rock bottom under the helm of Cutress"

    That would be rather amazing, seeing as how I run it, not Ian.

    Anyhow, if you have any questions or concerns, please don't hesitate to drop me a line (my email address is listed on the site). I always appreciate the feedback.
  • 29a - Thursday, September 20, 2018 - link

    Then take my comments and replace Cutress with Smith. I've been an avid follower of this website since 1998 including having it as my homepage for several years and the quality has declined. The Ryzen review and this review are prime examples of that decline
  • Ryan Smith - Thursday, September 20, 2018 - link

    I'm still not sure you follow. Ian had nothing to do with this review. This was put together by Nate Oh (with some help by me).
  • 29a - Thursday, September 20, 2018 - link

    I follow what you're saying. I thought the website was run by Ian, my mistake. I'm saying you need to take my original comment and replace the name Cutress with the name Smith. Here I'll do it for you.

    "The quality of this website has hit rock bottom under the helm of Smith. I waited all day for this review but by the time it was posted word had spread of how underwhelming these cards are and I had no interest in reading it. This is the second major hardware release in a year in which Anandtech has totally screwed up the review, the other being Ryzen. Please Mr Smith step down so someone else can run the site and hopefully return it to it's former glory."

    Now do you understand? I'm trying to say the site needs new leadership. The articles for the two biggest releases of the past year have been totally screwed up, 2080 cards and Ryzen refresh. Ryzen took over a month to complete.
  • Holliday75 - Friday, September 21, 2018 - link

    I am really confused by your logic. Are you saying the article was bad because it was not released when you expected it to be released?
  • 29a - Saturday, September 22, 2018 - link

    I'm not saying the article was bad because it was released 11 hours later than everyone else, I'm sure it was fine. I'm saying that the management of this website has went to hell because they screwed up the two biggest releases of the last year. It took 5 weeks to finish the Ryzen article.

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