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I have been entertaining the Idea of upgrading my computer because of some subtle issues with my current computers running livestreams. I am running vMix 4K with 6 USB 4K capture devices, 5 cameras and one prompter video from sound man; live stream to YouTube and Facebook. Record to two different hard drives; and use 4 monitors. I have bought a Victus Ryzen 7 computer with much the same as the Pavilion for a backup.  I use a HP Pavilion Ryzen 7 2700 8-core with a Radeon RX 580 (4G) graphics. averaging 78% CPU usage. I live stream out in Full HD. I am seeing dropped frames between recording and actual camera recordings and trouble getting more than two audio inputs to work. third one gets choppy. When I get home, I reproduce the video into a new DVD/Blu-ray which takes time to sync all 6 videos together and them produce them after editing. I saw somewhere that video editing recommends 24 core processors; but I was shooting more for the 16 core. I am open to recommendations and advice. I have looked at recommendations from vMix and they seem more Like downgrading.
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Joined: 10/20/2023(UTC) Posts: 102  Thanks: 2 times Was thanked: 11 time(s) in 9 post(s)
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Rank: Member
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Joined: 3/22/2020(UTC) Posts: 12 
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Yep, HP Pavilion Gaming Desktop 690-00xx. At the time I figured if it was setup to handle high end graphics Fast then it should do video just as good. Awesome to see 16 processors kick in full when doing live stream. But getting close to 80% of all the processors usage makes me wonder... And it was only around a thousand dollars which was well worth it for the number of hours it used to take to process a video.
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Rank: Advanced Member
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Joined: 10/20/2023(UTC) Posts: 102  Thanks: 2 times Was thanked: 11 time(s) in 9 post(s)
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https://support.hp.com/us-en/document/c05939208You could perhaps try replacing the HDD with a 2.5" SSD in the SATA port for recording (Samsung 870 QVO) And add an Acasis VS007 (AC-PH201) or Acasis AC-VS2584 card to the PCIe x1 slot if some cameras have HDMI outputs, to replace two USB capture devices. Replace RX580 with NVIDIA RTX A4000 upgrades to try or change PC No downgrading. Even the laptop in the vMix reference system is much more powerful than your HP PC.
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Rank: Member
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Joined: 3/22/2020(UTC) Posts: 12 
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Been there, done that a couple of years ago. I move around to different church events so that computer has some miles on it. So; I took out anything that might get damaged if I dropped it... Then One day it slipped out of my fingers in the parking lot. Changing to SSDs paid off for more than one reason. Get bottle necked at home though because I feed them into 15TB Element Drives.
Tried the HDMI capture cards and many High end Capture devices. The avermedia usb capture device beat them all... None of the cards worked at all on my board.
My biggest drag is uploading 5 4K cameras to mass storage at home, then during sync by sound and finally processing the finished edited video. Used to take All night and had to check to see if it failed when I got up in the morning. That is bad when doing 4 or more 1+ hour videos a week. This computer and SSD up grades, memory expansion and everything else I could do got that down to an hour each major part of the process.
I have three of the ryzen 7 PCs. I was looking at the specs on the PCs available and like one said here Mine pretty much already does it, unless I want to go ryzen 9 or one that has 24 cores for over $3000. One computer for what I paid for all three of the ones I have. I have stuck to AMD CPUs and Windows my whole carreer and the video card now has to have 4 ports.
I thank you for your Sugestions. It is hard to see what is behind the sceens most of the time. Some places ask a complete download of the entire system... I was never fond of that, not that Microsoft doesnt already know more about what I have than I do. Sitting there watching all the stuff they are doing before I can even start using it.
Oh... I kind of did not mention I used to build high end computers for businesses... I closed it down over twenty years ago and so I am just not up to speed on all the motherboards, CPUs, Power requirements and I dont get the retail prices I had with a resales license. Easier to just buy one that has everything on my wish list. And I dont want any lightshows from the case!
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Joined: 10/31/2020(UTC) Posts: 188  Thanks: 4 times Was thanked: 42 time(s) in 41 post(s)
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Since you're only streaming in HD (not 4K), if you reduced the 5 cameras resolution down to HD (1080p) instead of 4K, you would reduce the load on your computer by 75% (4K has 4 times as many pixels as 1080p).
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Rank: Member
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Joined: 3/22/2020(UTC) Posts: 12 
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Actually I am doing just that... I think. As pointed out by another commenter that the capture devices are 4K passthrough but the USB that connects to the computer is 1080 (from the files 1080 in the 2K sense not the HD.) From what I can tell they switched the numbers some where around full HD and quad HD. The file specs from the capture device is Full HD - 2K. I have a definition chart that has both at 1080. The cameras are 4K but the capture changes it to 2K (1080) for recording or USB out. I will have to see if there is a setting I missed. I did set one preset for 4K and use the camerafiles to capture frames for 4K cover pictures so I know I have the live stream preset to 2K or less.
The reason I am concerned about 4k is that each camera records in 4K and I upload that to the computer and can produce a Higher quality production with the uploaded 4K video later on. At home using production software or even vMix video inputs. Vmix is a lot easier than that production software after their last upgrade.
I set up a vmix simulator to train my relief to operate the program incase I would like to take a longer vacation. I took the 4k camera files synced by audio and trimmed to the same start and end points and then entered them as the inputs instead of live inputs. Then set up the f1-f3 keys to start, stop, and restart all the video inputs simutaneously. With that I can do everything except change the camera's angle and zoom. What ever I did during the live is what it is. I have seen a problem running all those 4k videos at the same time but condidering they did quite well. Have to produce a 2K file for each video to make the simulator closer to reality. The way it is now I can redo the video production in 4K. And redos are not a problem. Might need to add a forward and backward to my shortcut keys.
What I have works fine for livestreaming as I livestream in HD and if I send them in 2K, YouTude changes it to standard and HD so 4K is not realy needed Unless I get into setting up close up shots from full screens while livestreaming... might need a little more practice with some of the new stuff we are getting in vmix (like 8 overlays)
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Rank: Member
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Joined: 3/22/2020(UTC) Posts: 12 
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It may seem a little confusing so I thought I might shed a little light on some of my responses above. I have been doing video editing for many years and got into live streaming when covid hit. That being said I have many computers and have tried many things to improve my work. I was just looking for the expansion slot on my newest computers that I might have tried those capture cards in but neither of them have them, only the video card slot. So some of those trials was on older computers and was why I upgraded to the ryzen 7 computers I use now. the others are still here running other stuff but after the Ryzen 7 I hate cranking up the old ones. So for the commenter that suggested the 4k capture cards... no can do unless I upgrade to a computer that has and extra card slot to put them in.
I really dont think I need anymore computers, have 3 ryzen 7 ones now. need to just settle down and learn all I can about the vMix software. I'm glad I upgraded to the 4k vmix but really was not even used until last year but not for live streaming; more for video editing and DVD production.
Hope that clears things up a bit.
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