NVIDIA G-Sync Pulsar monitor - Asus ROG Strix XG27AQNGV

Ask about motion blur reduction in gaming monitors. Includes ULMB (Ultra Low Motion Blur), NVIDIA LightBoost, ASUS ELMB, BenQ/Zowie DyAc, ToastyX, black frame insertion (BFI), and now framerate-based motion blur reduction (framegen / LSS / etc).
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edgintheledge
Posts: 32
Joined: 03 Feb 2026, 02:11

Re: NVIDIA G-Sync Pulsar monitor - Asus ROG Strix XG27AQNGV

Post by edgintheledge » 13 Mar 2026, 19:51

hamza_tm wrote:
13 Mar 2026, 19:32
Pursuit ULMB2 60Hz PW10, camera at 1/30s exposure 4k30Hz: https://drive.google.com/file/d/180QhRq ... drive_link

UFO at 1920 px/s

Edit: my camera doesn't have an option for 1/15 shutter speed, using Procam on an iphone 15. So not sure how useful this is.
I used filmic on my phone and it let me record and lock 15fps with 1/15 shutter. It's really hard to get a good handheld pursuit though, this is the best I could do. This is also 60hz, PW10, 1920px/sec
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hamza_tm
Posts: 22
Joined: 10 Jan 2026, 05:15

Re: NVIDIA G-Sync Pulsar monitor - Asus ROG Strix XG27AQNGV

Post by hamza_tm » 13 Mar 2026, 20:06

hamza_tm wrote:
13 Mar 2026, 19:32
Pursuit ULMB2 PW10, 4k30Hz, hand cam fly-by:

Original videos:
60Hz, cam 1/30s (1/15 not available): https://drive.google.com/file/d/180QhRq ... drive_link
120Hz, cam 1/30s: https://drive.google.com/file/d/1yX-_ou ... drive_link
240Hz, cam 1/60s: https://drive.google.com/file/d/1CMjd6k ... drive_link
360Hz, cam 1/90s: https://drive.google.com/file/d/1HY46pu ... drive_link

My best frames:
120Hz https://drive.google.com/file/d/1JrNUjK ... drive_link
240Hz https://drive.google.com/file/d/1XBWcWT ... drive_link
360Hz https://drive.google.com/file/d/1svNAR1 ... drive_link

UFO at 1920 px/s

Edit: my camera doesn't have an option for 1/15 shutter speed, using Procam on an iphone 15. So the 60Hz one is not very useful. But it's incredibly clear, much more than the other refresh rates.
Edited my original post to include 120, 240, 360Hz

brownvim
Posts: 197
Joined: 22 Jun 2020, 04:15

Re: NVIDIA G-Sync Pulsar monitor - Asus ROG Strix XG27AQNGV

Post by brownvim » 13 Mar 2026, 20:11

On the monitor pulse width 10 is so clear you can actually see the gaps between the pixels, too low of a brightness for me though.

I like the pulse width above 40, which then isn't too far off 360hz Pulsar.
5800X3D, RTX 5080 FE, OLED AW3423DW + Acer Pulsar XB273U F5

hamza_tm
Posts: 22
Joined: 10 Jan 2026, 05:15

Re: NVIDIA G-Sync Pulsar monitor - Asus ROG Strix XG27AQNGV

Post by hamza_tm » 13 Mar 2026, 20:20

Just for fun, here's 360Hz comparisons at 1/90s shutter:

ulmb2 PW 10: https://drive.google.com/file/d/1svNAR1 ... drive_link
ulmb2 PW 40: https://drive.google.com/file/d/1F6n8Iw ... drive_link
pulsar: https://drive.google.com/file/d/1MN3Wxx ... drive_link

Pulsar is far brighter than PW 40. Clarity wise they look identical to me.

liquidshadowfox
Posts: 249
Joined: 05 Nov 2020, 14:03

Re: NVIDIA G-Sync Pulsar monitor - Asus ROG Strix XG27AQNGV

Post by liquidshadowfox » 13 Mar 2026, 20:23

Yup 60 hz ULMB > 120 hz + ULMB > Gsync pulsar

I can't wait to see what they will cook up in the next update. I think they have room to reduce the max brightness in pulsar in exchange for better motion clarity, it's feels like it's ALMOST there to being perfect. Still happy with what we have so far though :)

brownvim
Posts: 197
Joined: 22 Jun 2020, 04:15

Re: NVIDIA G-Sync Pulsar monitor - Asus ROG Strix XG27AQNGV

Post by brownvim » 13 Mar 2026, 20:29

liquidshadowfox wrote:
13 Mar 2026, 20:23
Yup 60 hz ULMB > 120 hz + ULMB > Gsync pulsar

I can't wait to see what they will cook up in the next update. I think they have room to reduce the max brightness in pulsar in exchange for better motion clarity, it's feels like it's ALMOST there to being perfect. Still happy with what we have so far though :)

It’s so good with room for improvement.

They are probably trying to get the whole range of pulsar as good as the 60hz mode with all the perks of Pulsar. They can definitely squeeze a bit more out of total motion yet.

Already surprised at how much better it is in Pulsar mode for PC games since the last firmware.
5800X3D, RTX 5080 FE, OLED AW3423DW + Acer Pulsar XB273U F5

hamza_tm
Posts: 22
Joined: 10 Jan 2026, 05:15

Re: NVIDIA G-Sync Pulsar monitor - Asus ROG Strix XG27AQNGV

Post by hamza_tm » 13 Mar 2026, 20:30

liquidshadowfox wrote:
13 Mar 2026, 20:23
Yup 60 hz ULMB > 120 hz + ULMB > Gsync pulsar
Agreed - here's a comparison between 240Hz ULMB PW10 vs 240Hz Pulsar and ULMB is evidently better: https://drive.google.com/file/d/13tmQr0 ... drive_link

ULMB on the right

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kyube
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Joined: 29 Jan 2018, 12:03

Re: NVIDIA G-Sync Pulsar monitor - Asus ROG Strix XG27AQNGV

Post by kyube » 13 Mar 2026, 20:30

Just be mindful that Pulsar's behavior (VRR+Strobing) isn't able to be evaluated using TestUFO in the browser, as that runs 360FPS@360Hz.
One needs to use a 2D/3D app, such as SmoothFrog or a game of choice, where you can adjust the frame rate to be within the GSYNC window.
Great work! Thank you for these great pursuit photographs, hamza!

hamza_tm
Posts: 22
Joined: 10 Jan 2026, 05:15

Re: NVIDIA G-Sync Pulsar monitor - Asus ROG Strix XG27AQNGV

Post by hamza_tm » 13 Mar 2026, 20:32

kyube wrote:
13 Mar 2026, 20:30
Just be mindful that Pulsar's behavior (VRR+Strobing) isn't able to be evaluated using TestUFO in the browser, as that runs 360FPS@360Hz.
Ah forgot about that. I wonder what the pulsar photos actually do show then..

passballtotucker
Posts: 15
Joined: 09 Feb 2022, 18:40

Re: NVIDIA G-Sync Pulsar monitor - Asus ROG Strix XG27AQNGV

Post by passballtotucker » 13 Mar 2026, 20:49

I'd be satisfied with playing games at 60fps with this clarity, but now I have to deal with vsync lag.

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