#PSU upgrade Help

1 messages · Page 1 of 1 (latest)

coral notch
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Well first things first, you should open up your computer and get familiar with the components inside. Does it use standard power connectors? Is it a standard form factor?

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Let's assume it has a standard sized ATX/PS2 power supply inside it, so that's what you would want to buy. If there isn't much space for cables inside, you may want to consider a fully modular or semi modular PSU.

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Max watt support for PCs? Not a thing.

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A setup rated for 250W will run off from even a 2000W PSU if you really wanted it to.

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What you can't do however is buy a PSU that's rated lower than the power draw of your components.

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That's pretty much the basics of it.

vernal ingot
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Feel free to send a picture of the internals - it will help us help you

finite grotto
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the board is the hp8767

coral notch
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Even the formfactor isn't a common one.

finite grotto
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So, where can I find a 500-watt one? Because he bought the standard ATX PSU from Cooler Master, and he's going to return it

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i reall wann take photos but im not at his house right now

coral notch
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Hold that thought

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Is there a reason in particular why they're upgrading the PSU?

finite grotto
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Yeah, he's upgrading from a GTX 1660 to an RTX 3060.

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any ideas @coral notch

coral notch
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It's honestly going to be quite difficult to do in this system

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If the internals are anything like some of the teardown videos I've watched, it's going to be real nightmare

finite grotto
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i saw this some where ont the internet

coral notch
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That would work however...

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I don't know if you'll be even able to mount the PSU inside the computer case

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you would have to leave it outside with the sidepanel off

finite grotto
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oh right the size i forgot about that

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hmmmmmmm

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is this Flex ATX?

coral notch
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It's not a standard ATX, I know that much

finite grotto
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the size on one of the website says its 95mm x 73mm x 155mm

coral notch
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Yeah so not even close to standard atx

finite grotto
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i don't know im out of ideas

coral notch
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Technically... You could still put a standard ATX psu inside that case, it has the space for it.

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But you wouldn't be able to mount it properly.

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The screw holes wouldn't line up at all basically. You'd either have to fabricate a mount for it or drill new holes into the case.

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IDEALLY

frail narwhal
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sort of looks like a server sized psu

coral notch
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You would take the measurement of screwhole placement on that PSU

frail narwhal
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but propably different still

coral notch
frail narwhal
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hence the 'sort of', yep

finite grotto
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So this will work, but isn't a fire hazard.

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will this small conncetor even handel this much power

coral notch
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It literally only splits the 24-pin to supply correct voltages to where they're needed.

coral notch
frail narwhal
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a cheap atx case is like $40 though and then you can use any atx standard psu you want to

coral notch
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This specific system has a nonstandard motherboard with the front IO directly soldered onto the board.

frail narwhal
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ooh that's fun..

coral notch
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Yeah, HP systems

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look at it

frail narwhal
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Do I have to?

coral notch
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it's awful

finite grotto
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What if he returned the ATX one and got a Mini ITX one? It's going to fit, right?

coral notch
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It's not that simple...

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We need to know the exact placement of the screws

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And since it's an HP system, the placement of those are also going to be nonstandard

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You can't just shove any off the shelf part into an HP system

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they were never designed to work like that

finite grotto
coral notch
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But why would you get a Mini ITX then? If the dimentions you mentioned earlier are correct, then a standard ATX/PS2 PSU will fit in the system anyway.

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You just won't be able to securely mount it.

frail narwhal
coral notch
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HP systems are a nightmare to work with for this exact reason.

finite grotto
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Wait, I will video call him and tell him to put the power, and we'll see if it fits or not.

coral notch
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Assuming the dimensions are correct, it should fit

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Tell him to check the rear as well, if we're lucky then maybe two mounting holes are going to line up.

finite grotto
coral notch
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Yeah no

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It's not going to work with a standard ATX/PS2

finite grotto
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so mini ITX is the way to go

finite grotto
coral notch
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Ebay most likely

vernal ingot
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You might be able to find a compatible power supply with higher wattage on eBay - maybe search around for the model number

coral notch
vernal ingot
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As others have mentioned it’s going to be a pain in the arse because it’s proprietary

finite grotto
coral notch
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Because the current dimension of the PSU as you mentioned earlier

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Assuming it is in fact 95 x 73 x 155mm, the SFX is 125 x 63.5 x 100 mm

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That's why you would need to take measurements and actually double check them

finite grotto
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isn't a mini ITX a power type name?

coral notch
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When working with an OEM system like this, you can't just assume some other standard is going to work when it's a non standard formfactor

coral notch
finite grotto
finite grotto
coral notch
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Wha... No!

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Did you completely ignore the dimensions I mentioned???

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It's a whole 3cm too wide to fit inside that case

finite grotto
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so there is no type that will fit?

coral notch
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Okay let me repeat myself.

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It's an OEM PSU

finite grotto
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wait

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he doesn't really need to screw the screws he can just leave it in and forget about it

coral notch
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So it has nonstandard dimensions. You would have to choose a PSU with similar dimensions.

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As mentioned earlier, HP may have made another PSU in same dimentions but higher wattage.

finite grotto
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where i cant find any

coral notch
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This has the exact same dimensions, the exact same connectors and it's 400W

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There are more of these on Amazon, it's very much possible to find one with even a higher wattage

finite grotto
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is 400w enough

coral notch
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It should be yeah

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Obviously check the wattage of the current PSU

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If it's already a 400W model, then there's no point in replacing it

finite grotto
vernal ingot
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Just want to say this is not a long term solution and it might be worth considering putting together a real computer with standard components if and when the budget allows. You’re going to hit a hard wall where you simply cannot do anything else with the hardware you’ve got and it’ll be janky at best

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These computers are designed to ship with a couple standard configs and that’s it

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When you start adding weird shit, who knows what might happen

coral notch
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I have to agree, HP systems are generally a real nightmare to work with.