Can My computer support A GeForce GT 640 Or GeForce GT 650

Niraj Subedi

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Sep 14, 2014
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Can My computer support one of these two graphic cards they are

1.MSI Nvidia GTX 640 2 GB

2.MSI Nvidia GTX 650 2 GB

My Computer has AMD Sempron 140 Processor and motherboard MSI-7597 v 1.3
 
Solution
Yeah, unfortunately those Sempron CPUs are going to be a bit of a problem.

Is this your mobo: http://www.msi.com/product/mb/GF615MP33v1.3.html#hero-overview ??
If that's the one then according to the page it supports Phenom II CPUs, which aren't bad. But you'd have to go Ebay or something like that, which is always a bit of a risk. With a Phenom II X4 @ 3Ghz+, you'd have a decent machine and could then make the most of one of those cards.

You'd want to check your Powersupply could handle it too (post the make/model here if you're not sure).

The problem with that plan is you're throwing money into an already pretty old system. You'd be better off in the long run saving up and getting a decent CPU/Mobo & GPU. But if you're keen...

TryHardVermin

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Sep 22, 2013
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I would recommend buying a new CPU... You won't be able to play many games now days much less in the future. But yes, you can support a GTX 650 and 640. I would highly recommend buying a new CPU and Mobo before the a new gpu.
 
Yeah, unfortunately those Sempron CPUs are going to be a bit of a problem.

Is this your mobo: http://www.msi.com/product/mb/GF615MP33v1.3.html#hero-overview ??
If that's the one then according to the page it supports Phenom II CPUs, which aren't bad. But you'd have to go Ebay or something like that, which is always a bit of a risk. With a Phenom II X4 @ 3Ghz+, you'd have a decent machine and could then make the most of one of those cards.

You'd want to check your Powersupply could handle it too (post the make/model here if you're not sure).

The problem with that plan is you're throwing money into an already pretty old system. You'd be better off in the long run saving up and getting a decent CPU/Mobo & GPU. But if you're keen to get gaming now and have limited funds, a Phenom II and GPU would do just fine (as long as your Power Supply is up to the task).
 
Solution
If that's a genuine 450W power supply then you'll have no problems with one of those cards, or a low end GDDR5 card, which would then give you a decent entry level gaming machine. However, there are lots of powersupplies on the market which outright lie about their rated power.

Is that a pre-built machine (like a Dell/Lenovo/HP), or was it home built? If it's a home built machine, I really need the make/model of the power supply. I'd need to figure out who manufactured it.

If it's a Dell or HP, then you're good to go. Their power supplies are far from the best, but they should at least provide their rated wattage, which is all you need.
 

Niraj Subedi

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Sep 14, 2014
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Its goldkist power supply 450W .
My computer is home built .
Msi nvidia gtx 650 is Gddr5 . Would ddr5 can run in my computer ? What is difference in Gddr3 and Gddr 5 graphics card?
 
I can't find anything about "goldkist" as a PSU brand or manufacturer... are you sure that's right? It should have a make and model number, Like Corsair (the make) CX430 (the model). That's what I'd need. If that really is your PSU then you're in a bit of a bind. I couldn't recommend powering anything of an unknown/unbranded power supply. The problem is that they can take out your entire system if they fail.

What's your budget here? Because it now looks like you're into CPU, GPU and PSU.

RE GDDR5 vs DDR3 - the latter is common throughout desktop memory, you'll find the former on all but very low end graphics cards. Basically GDDR5 is much faster, at the expensive of latency. Graphics cards need fast RAM so a DDR3 graphics card is either heavily bottle-necked by the (relatively) slow memory, or it's such a low end card that it's not sensitive to low memory anyway.

Your CPU (or MB on older models) will have it's own memory controller for DDR3 RAM. The Graphics card will have a separate memory controller either for DDR3 or GDDR5. You can absolutely have GDDR5 graphics card on a system with DDR3 ram - they run off separate memory controllers. Everyone with a half decent gaming setup will have that combo of DDR3 ram for system with GDDR5 on the graphics card.
 
Wow, that's tricky. Not even a Google search on that turns up anything vaguely helpful as far as I can tell.

Can you post a picture of the table on the PSU. It should look something like the one in this thread: http://www.tomshardware.com/answers/id-1751791/psu-amps-pci-pin-power-gtx-600.html
If you don't want to take a photo that's fine, I just need to know how many 12V rails, the current ("A") on each and the combined power output at 12V ("W"). Soooo, for the example I linked, he has:
2 12V Rails
Each 12V Rail provides 18A (amps)
Combined output for 12V is 360W
Just post a picture if you're unsure.

You *should* be okay with any video card that doesn't require a PCIe connected, as they're all under 75W. The problem is that so many cheap power supplies lie about their rated wattage and will, if overloaded, catastrophically fail and potentially take other components with them (including MB, CPU, GPU and possibly all of the above!) It's about how much risk you're prepared to take. I couldn't recommend running anything of a power supply that I can't even Google. But you might be fine. The problem is we just don't know and you're taking a risk by adding higher powered components.

Post me back the specs and we'll have a look. If you can something that's well within the listed specs you're taking less of a risk... but it's still a risk.

Do you have a budget? I (or someone else on the site) could find you a good, reliable power supply for $50 or less.
 
Wow, that's a good example of dishonest marketing. It's not a 450W PSU, it's actually only 300W max with 180W on the 12V Rail. Any decent PSU will provide 90% or more of it's total power on the 12V rail. An honest manufacturer would list that as a 200W PSU at best. I would suggest you replace it.

Use this as a guide: http://www.tomshardware.co.uk/answers/id-1804779/power-supply-unit-tier-list.html
Find a decent PSU with 450W or more and you can safely run a mid range CPU and GPU.