PSA: The purpose and origin of 144hz.

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Haste
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Re: PSA: The purpose and origin of 144hz.

Post by Haste » 02 Nov 2014, 01:10

Ranzear wrote:Okay, now go to Testufo.com and make sure that 120fps doesn't look like 60fps, or that it even shows up at all.
I don't need your guidance. I know my way around monitors.

I don't have any wish to further develop this conversation. Furthermore it is derailing the thread from it's original subject.
Monitor: Gigabyte M27Q X

Haste
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Re: PSA: The purpose and origin of 144hz.

Post by Haste » 02 Nov 2014, 01:27

flood wrote:well i can see 60hz flickering, 70hz but only with peripheral vision, and anything above 85hz shows absolutely no flickering.

haste, i dont have any actual statistics but if you can really see 120hz strobing, your flicker sensitivity is probably like in the top 1% or so...
have you ever used a crt?
I have the feeling that I'm indeed way more sensible to flicker than average.
Also, I was on a CRT not even long ago. I used to drive it pretty much exclusively at 800x600@200Hz though. So the flickering wasn't an issue. My favorite game being a 854x480 game I would simply run it at 800x480 border-less windowed on a 800x600 desktop. And I was fine with it.
Now I moved on to a more powerful rig and a ROG Swift.
Luckily I don't get eye strain from eye tracking motion blur. So I'm fine with 80+ fps G-sync sample and hold. I'm quite sensible to the lack of fluidity inherent to low frame rates though. So I use SVP's frame interpolation to watch movies and youtube videos.

Also while flicker gives me visual discomfort, it doesn't give me headaches like some people report when using CRT's.
Monitor: Gigabyte M27Q X

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masterotaku
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Re: PSA: The purpose and origin of 144hz.

Post by masterotaku » 02 Nov 2014, 03:16

Please, stop being mean to Haste. I believe him, because my brother is like him. I stop noticing flickering around 75-80Hz (and I just played yesterday the Evil Within demo at 51Hz for fps reasons, and it didn't bother me like the desktop does), but my brother says that he notices it a bit when I'm using my monitor at 125Hz or 120Hz, for example.
CPU: Intel Core i7 7700K @ 4.9GHz
GPU: Gainward Phoenix 1080 GLH
RAM: GSkill Ripjaws Z 3866MHz CL19
Motherboard: Gigabyte Gaming M5 Z270
Monitor: Asus PG278QR

Ewok
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Re: PSA: The purpose and origin of 144hz.

Post by Ewok » 02 Nov 2014, 06:43

His monitor obviously wasn't running at 60 Hz in ULMB mode, because the minimum refresh rate supported by ULMB is 85 Hz.

Edmond

Re: PSA: The purpose and origin of 144hz.

Post by Edmond » 02 Nov 2014, 06:44

I find it absolutely fascinating that some people are not capable to live with the fact that not everyone has the same perception of reality as they have...

They will say anything not to ever agree to that...
I sometimes wonder if that is an another psychological defect or something that our species has, or just plain arrogance due to weak upbringing.

Black Octagon
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Joined: 18 Dec 2013, 03:41

Re: PSA: The purpose and origin of 144hz.

Post by Black Octagon » 02 Nov 2014, 08:41

Ranzear wrote: 144hz comes from being six times the 24 frames per second of standard film. When you see a 3D movie it's in 24fps, and each frame is repeated three times for each eye: Left-Right-Left-Right-Left-Right. This reduces flicker (24hz per eye would be intolerable) without needing more frames.

So 144hz is coming from a 3D film standard. It's not intended for motion smoothness, and it's a bit too high for standard DVI connections used on the monitors discussed around here. It produces additional crosstalk on any strobed monitor, and sometimes forces lower bit depths despite Windows claiming 32bit.

Meanwhile 120hz is a multiple of the 30 or 60 fps intended by most PC gaming, which lacks the gratuitous "cinematic" blur of film process. It's what many of these screens are actually designed for and won't conflict with locked 60fps or, Gaben forbid, 30fps frame rates with VSync enabled.

Just thought it might be of interest around here as to why 144hz is an option, but perhaps not exactly the one we're all looking for.
Interesting, but is this just a hunch or did you research it?

I ask because 120Hz 3D monitors existed before the consumer space ever saw 144Hz on an LCD. I'm thinking of screens like the Samsung 750D/950D serIes, and the ASUS VG278H

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RealNC
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Re: PSA: The purpose and origin of 144hz.

Post by RealNC » 02 Nov 2014, 08:43

If PWM backlight dimming, which operates at much higher frequencies than 120Hz (often higher than 300Hz), has shown that it can affect people, then it's no stretch to say that 120Hz can affect many more.
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AgentWin32
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Re: PSA: The purpose and origin of 144hz.

Post by AgentWin32 » 21 Dec 2021, 20:20

Just a whim. I think 144hz came from 180hz x 0.8%. you know 60hz multiple then some 20% less because 180 is near 240 and that would be a problem in case some capitalist want to release a 240hz. anyway just sharing some thoughts. ciao!

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Chief Blur Buster
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Re: PSA: The purpose and origin of 144hz.

Post by Chief Blur Buster » 22 Dec 2021, 10:13

AgentWin32 wrote:
21 Dec 2021, 20:20
Just a whim. I think 144hz came from 180hz x 0.8%. you know 60hz multiple then some 20% less because 180 is near 240 and that would be a problem in case some capitalist want to release a 240hz. anyway just sharing some thoughts. ciao!
I've been around long enough to know 144Hz actually came from 6 x 24Hz.

First 120Hz LCDs were used for 3D glasses, but they then added another 24 Hz for some desktop monitors.
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