What to get exactly to get power supply to increase

Jack Pickles

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Jan 5, 2017
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need computer tower power supply to go from 250 to 300 to run new graphics card, what exactly do i need to buy to make it happen?



I am a total noob at this, no clue what to get or do, any help would be helpful. thank you for your time.

Here are the system specs:
OS Name Microsoft Windows 7 Home Premium
Version 6.1.7601 Service Pack 1 Build 7601
Other OS Description Not Available
OS Manufacturer Microsoft Corporation
System Manufacturer eMachines
System Model ET1330
System Type x64-based PC
Processor AMD Athlon(tm) II X2 235e Processor, 2700 Mhz, 2 Core(s), 2 Logical Processor(s)
BIOS Version/Date AMI P01-A0, 8/13/2009
SMBIOS Version 2.6
Windows Directory C:\Windows
System Directory C:\Windows\system32
Boot Device \Device\HarddiskVolume2
Hardware Abstraction Layer Version = "6.1.7601.17514"
Installed Physical Memory (RAM) 6.00 GB
Total Physical Memory 5.75 GB
Available Physical Memory 2.62 GB
Total Virtual Memory 14.7 GB
Available Virtual Memory 10.7 GB
Page File Space 9.00 GB
Page File C:\pagefile.sys
 

Jack Pickles

Member
Jan 5, 2017
38
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I am asking this because i got a new graphics card, nvidia geforce 730 for my tower pc and put it into the pci slot, changed the bios settings to run graphics from such pcie, uninstalled the current grapgics card which Nvidia 640 by 480, restarted the pc, then the disc dont work and the nvidia company is telling me its not working because the power supply is too low. so anyone got any ideas? thank you for your time.
 

MrTeal

Diamond Member
Dec 7, 2003
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That's extremely hard to believe given your system. Do you know which 640 and 730 you have? They are both in the same power class, and in fact one of the GT 640 varients is the exact same card as the GT730. Do you still have the 640 around to put back in and test with?
 

VirtualLarry

No Lifer
Aug 25, 2001
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Pretty sure that he does not have an NVidia GT640 card, he has "Nvidia 640x480" (resolution) graphics. In other words, he has a cheap, older OEM AMD / NV-chipset rig that was popular back then, probably an Acer or most likely an E-machines from Walmart. They often had lower-end AMD dual-core AM2+/AM3 CPUs, with NVidia 6150SE chipsets on them.

So, it's possible that the PSU in that rig, when tasked with the additional load of a GT730 card, might not be up to snuff.

But if that were true, I would think that the rig would suddenly power-off under load, if the PSU was that close to the edge of it's limit.

More than likely, this is a software / driver issue.

Also, most OEM guides for installing GPUs, tell you to un-install previous drivers, shut down, install the new card, boot, and install the new drivers off of CD.

This can be problematic, with an NVidia graphics card, and one of those older AMD rigs with an Nvidia system chipset. Because if you follow the instructions literally (this happened to a friend), you will be un-installing not only the onboard chipset IGP drivers, but your system chipset drivers, your NV ethernet drivers, and also possibly your audio drivers.

So, most likely, the OP needs NV chipset and maybe ethernet drivers installed, as well as video drivers.
 

VirtualLarry

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Aug 25, 2001
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Download both of these drivers, and install them in order:

http://www.nvidia.com/object/nforce_vista_win7_64bit_15.49.html

http://us.download.nvidia.com/Windows/376.33/376.33-desktop-win8-win7-64bit-international-whql.exe

Edit: OP, it is unlikely that the additional 35W to run a GT730 card is going to require upgrading your power supply. However, if you are comfortable changing your PSU, and you would like more peace of mind in doing so, then I recommend any Corsair, Antec, Enermax, SeaSonic, EVGA (did I leave anyone out?) PSU, of 450W or above.

Maybe a ThermalTake TR2-430 430W PSU from BestBuy on ebay for $40+tax might be an option too. Those have five-year warranties, and are still inexpensive.

Edit: Also, OP, when you install a video card, you have to move to monitor cable where it plugs in to the back of the PC, from the mobo I/O connector block, to the video card (that you added into a slot).
 
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Jack Pickles

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Jan 5, 2017
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Edit: Also, OP, when you install a video card, you have to move to monitor cable where it plugs in to the back of the PC, from the mobo I/O connector block, to the video card (that you added into a slot).
I did not know that, not even sure it has those slots, it would explain why my computer is not detecting the card at all. that's why when i download new drivers nothing happens. and yes that is my computer. you've been right about everything. I'm gonna try to do that cable thing right now. not too sure what you ment tho. could you make that a little simpler for me any and other newbies that might stumble on this page? And could you recommend a power supply in particular? you really know what you're talking about.
 

Jack Pickles

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Jan 5, 2017
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Imy machine is not detecing the card at all, the fan spins and nothing else happens. it is a Gigabyte 2gb GDDRS Nvidia Geforce GT 730 Graphics card PCI 2.0 Express slot edition. I did not see any place to hook up any new wires. but i also dont know what i'm doing. hope that helps you all.
 

VirtualLarry

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http://www.gigabyte.com/products/list.aspx?s=43&p=52&v=1#1;52,53@53@53@53,54|1,9@8@1@2,265

Which of those cards do you have?

And, see the connectors on the backplate of the card? If you've mounted the card properly into the chassis, you should have had to remove a backplate cover off of the appropriate chassis expansion slot, and then seated the card into the slot, and then those connectors stick out the back.

You then have to move the monitor connection to the appropriate connector on your card. If you are still using the stock monitor that came with your system, that will be a "blue" plug, the VGA connector.

Going to guess it's this one?
http://www.gigabyte.com/products/product-page.aspx?pid=5320#ov

20160728184014_big.png

See the blue connector in the middle of the backplate of the card? Those connectors should be sticking out of the rear of the chassis expansion slot. Just plug the monitor into the blue connector on the card.
 
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VirtualLarry

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Jack Pickles

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Jan 5, 2017
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you're right agian. it is http://www.gigabyte.com/products/product-page.aspx?pid=5320#ov
as for your advice, i did just that, hooked the cable to the monitior hole in the back, tried 3 diffrent monitiors just to be sure, and my system does not detect the graphics card at all, the fan spins, the computer lights up and whirs and nothing else happens. it is not detected in device manager at all. it does not show up on any list what so ever. that's my problem. one thing might be the start up bios, i'm sure i set it to run on the new graphics card, but i'm not sure if that did it. or what comand to do it to. and thank you for your help Vitrual Larry. :D
 

VirtualLarry

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Do you get the BIOS POST screen to display at all on the card, when you have a monitor plugged into it when booting?

If not, then if you keep the PC turned on, and unplug the monitor from the card, and plug it into the motherboard's VGA port, do you then see something? If so, then you need to fix the BIOS setting that is setting the PC to use the motherboard's VGA port before the PCI-E x16 card.

If you don't get any output, on either connector, then it's possible that the video card you added, is taking over properly, but is defective.

Or maybe, you do need a bigger PSU.

My experience, is that when a PSU is stressed to the limit, the PC will simply shut off, or you will hear your HDDs spinning down on you constantly, because they don't have enough power.

That happened to me, when I installed an AGP X800/850Pro video card from ATI. My PSU wasn't powerful enough, and when the drivers kicked in after Windows had booted, I could hear my several HDDs suddenly spin down. Not a good sign.

Edit: You might just need to re-seat the card. Make sure it's square, and all the way in the slot, and screwed down at the expansion bracket.

Also, you might need a system BIOS update, for compatibility with PCI-E 3.0 cards. That rig probably has PCI-E 1.0a/1.1, and might have some compatibility issues with the newest cards.

More esoteric, you might be having BIOS/UEFI issues with the video card's BIOS. But most NV cards don't have issues that way, that's mainly lower-end AMD cards that do.
 
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Jack Pickles

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Jan 5, 2017
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Thank you for the response. You are quite helpful. If not, then if you keep the PC turned on, and unplug the monitor from the card, and plug it into the motherboard's VGA port, do you then see something? If so, then you need to fix the BIOS setting that is setting the PC to use the motherboard's VGA port before the PCI-E x16 card.

that i have no clue of, but it sounds like something that can be an error, scince i only set it to run from onboard grapgics to the pci express slot, can you dumb that down for me please?

http://www.newegg.com/Product/Product.aspx?Item=N82E16817139026&cm_re=CX430-_-17-139-026-_-Product
you sure that wont short out anything? i dont want to plug that in then everything explodes.
 

Jack Pickles

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Jan 5, 2017
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i only have 1 pcie slot, which is for the graphics card. does that power box got to plug in there, or is that a plug for something that goes IN the slot Then the power box can plug into it?
 

VirtualLarry

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If you plug in that power supply correctly, nothing will explode. That's a minimal but decent-quality supply.
 

VirtualLarry

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"Power box"? You mean PSU / "Power Supply"? It replaces the existing one that's installed in your system.

You have to unplug the ATX 24-pin connector, the ATX12V 4-pin connector, and all of the connectors used by your drives, DVD drive, and fans.

Then you physically remove the box, and put in the new one, and then connect back up everything the way it was, to the new PSU's connectors.

Honestly, I give you a 50/50 chance of succeeding on something like that, if you can't even figure out to swap your monitor's connection between the card and mobo connector to diagnose if the card is bad or just a BIOS setting.
 

Jack Pickles

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Jan 5, 2017
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fair enough, and thank you for your help Virtuallarry, i'll double check the bios. can you tell me exactly what bios setting to configure? i have no idea.
 

VirtualLarry

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At this point, can you even get to the BIOS, with the card plugged in? Either with the monitor plugged into the card, or plugged into the mobo's VGA-port port? That would be useful info to know.

Or do you need to remove the card to get into the BIOS?

It should be a setting, for "Onboard graphics: [PCI-E][IGP]", with the setting that shows PCI-E before IGP (or chipset).
 

Jack Pickles

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Jan 5, 2017
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it's all wired up as stock with the card plugged in, i made no other changes. the bios starts just fine, just press the DEL key and the bios pops right up on system restart. I specifically set it to PCI-e to be first graphics card to load over the stock graphics card, just not sure how to change load order. i just selecrted he PCI-E hit enter and that's the one on the menu and somewhere in the selectble options list, not sure about the order in the selectable list, as i am currently using said machine to listen and post on this forum. i'd have to crack it all open, poke around then button mash everything till something happens. that's why i'm asking so many questions so i know just wha to do. and thank you for the response virtual larry.
 

VirtualLarry

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wait, so you're using the machine in question, to post to the forum... with the card installed, but the monitor plugged into the mobo? or plugged into the card?
 

VirtualLarry

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If your monitor is plugged into the card, then you just need to install drivers, and you should be all set.

if your monitor is plugged into the mobo, then you need to find the setting that you need, to activate the pcie card. (And then plug the monitor into the card.)
 

Jack Pickles

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Jan 5, 2017
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the 376.33 download failed. Failed system check, the nvidia installer connot contiune. the graphicesa driver could not find compatible hardware.

It is in the mobo for current display because there is no display output when connected to card. That and the computer does not detect the card. it does not show up in device manager at all. those are my two problems.
 

VirtualLarry

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Well, if you don't have the monitor connected at boot-time, generally, the BIOS won't detect, and will disable, the add-in video card, unless you have some sort of multi-GPU setting in your BIOS, that keeps the add-in video card "alive" when booting, even when using the chipset IGP.

So, to get the drivers to install, and the video card to detect, you need to have the monitor plugged into the video card. Which requires proper BIOS settings too, to detect and activate the add-in video card, rather than the onboard.

You could try going into the BIOS, and "Set Optimized Defaults". However, that will reset ALL of your BIOS settings, so you will have to adjust any that have changed, and could prevent the system from booting properly until those changes are made.