Corsair GS700

john925

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Jun 30, 2015
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Would a Corsair GS700 Gaming Series PSU be a good choice on an ASRock H81 motherboard? I'm thinking about getting either an R7 360 or a 750 Ti. I'm trying to find the right parts that will all work together. I only ask this because i found the GS700 on Ebay for like 20 bucks. People swear by the CX series, but that's at least double the price of this one.

Edit: Ah shit it was a broken one, that's why it was so cheap. I'll keep looking.
 
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Charlie98

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Nov 6, 2011
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Just FYI... either of those GPUs would do with a quality 500W PSU.

Also, the CX series is a decent budget PSU (I know, I have 3 of them in use...) but a dedicated gaming rig or a PC that sees a sustained load should really have a better unit.
 

lehtv

Elite Member
Dec 8, 2010
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Just FYI... either of those GPUs would do with a quality 500W PSU.

A quality 350W PSU would have no trouble with those. E.g. Seasonic G360 $55 AR. A quality 500W one can handle GTX 970 easily.

People swear by the CX series, but that's at least double the price of this one.

No one who truly cares about quality and reliability swears by CX series. I think the popularity of CX series is attributable to Corsair's strong brand image and CX series' widespread availability. Aggressive pricing with mail-in rebates helps too. Also, things become more popular purely due to them being already popular, and that says absolutely nothing about quality or anything else.
 
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john925

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A quality 350W PSU would have no trouble with those. E.g. Seasonic G360 $55 AR. A quality 500W one can handle GTX 970 easily.



No one who truly cares about quality and reliability swears by CX series. I think the popularity of CX series is attributable to Corsair's strong brand image and CX series' widespread availability. Aggressive pricing with mail-in rebates helps too. Also, things become more popular purely due to them being already popular, and that says absolutely nothing about quality or anything else.
Well that makes sense. I got a psu but people are telling me to cancel the shipment. It was 20 bucks and puts me one step closer to competing my build. If it's no good, I'll swap it out later.
 

MrTeal

Diamond Member
Dec 7, 2003
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Raidmax Volcano 630w

I would listen to Newegg's literature on this one.
The Raidmax Volcano RX-630A spews power from its connectors like Vesuvius throwing ash and lava over Pompeii.

That is both hilarious, and terrifying. That power supply will likely provide DC output, but for how long and what will happen when it does go is anyone's guess. Even for $20, I wouldn't put that in a budget system. If you're really budget constrained, the already mentioned CX430 isn't a great PSU, but you can get it for the same price AR and at least it has active PFC and is 80+ Bronze.
 

Charlie98

Diamond Member
Nov 6, 2011
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The Raidmax Volcano RX-630A spews power from its connectors like Vesuvius throwing ash and lava over Pompeii.

Wow! That makes me want one, just so I can say that!
 

john925

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I would listen to Newegg's literature on this one.


That is both hilarious, and terrifying. That power supply will likely provide DC output, but for how long and what will happen when it does go is anyone's guess. Even for $20, I wouldn't put that in a budget system. If you're really budget constrained, the already mentioned CX430 isn't a great PSU, but you can get it for the same price AR and at least it has active PFC and is 80+ Bronze.
Lmfao ok that's bad. They're pretty much saying that psu is going to explode and destroy my computer just like Vesuvius did too Pompeii
 

john925

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Truth in advertising? Scary thought. On second thought, scary PSU.
Lmao yeah it is. I've been looking at others. See I tried using these wattage calculator and one said I needed like 6 or 700 watts, then another said I needed like 370 or something like that for the same specs
 

Charlie98

Diamond Member
Nov 6, 2011
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Look at the minimum wattage requirements on the GPU's specifications (you can often find them on that products page on Newegg, or certainly the manufacturer's site) and use that as a guideline. Most often, modern PCs don't have anything else that heavily taxes the PSU, so the GPU rules the day.

EVGA recommends a 500w PSU for the GTX750Ti, but lehtv is correct that a quality PSU with a lower wattage would be adequate unless you are data mining or something that would have it running at 100% all the time. I would be comfortable with a Seasonic 430w PSU, for example, with the GTX750...

As an experiment, I ran my old GTX560Ti 448 on a Corsair CX430 for a while... EVGA specs a 550w PSU for the old firebreathing 560, but the 430w PSU handled it just fine, even through Valley and 3DMark benchmarks, and, my favorite, Valley running concurrently with LinX.

I often recommend the CX430 PSU for basic PC setups, but I stop there. If you actually need more wattage, you need a better PSU than the CX, unless the budget just won't allow it or there is nothing else available.
 

john925

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Jun 30, 2015
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Look at the minimum wattage requirements on the GPU's specifications (you can often find them on that products page on Newegg, or certainly the manufacturer's site) and use that as a guideline. Most often, modern PCs don't have anything else that heavily taxes the PSU, so the GPU rules the day.

EVGA recommends a 500w PSU for the GTX750Ti, but lehtv is correct that a quality PSU with a lower wattage would be adequate unless you are data mining or something that would have it running at 100% all the time. I would be comfortable with a Seasonic 430w PSU, for example, with the GTX750...

As an experiment, I ran my old GTX560Ti 448 on a Corsair CX430 for a while... EVGA specs a 550w PSU for the old firebreathing 560, but the 430w PSU handled it just fine, even through Valley and 3DMark benchmarks, and, my favorite, Valley running concurrently with LinX.

I often recommend the CX430 PSU for basic PC setups, but I stop there. If you actually need more wattage, you need a better PSU than the CX, unless the budget just won't allow it or there is nothing else available.
Ok cool that makes sense. Yeah I know the 750 ti isn't too power hungry. I have a mining motherboard but that's not what I'll be using it for. I hear the 7950 needs like 200 watts but I figure maybe a 500w psu maybe a 430w would suffice. I have a low end 630w psu coming to me that I'll probably replace in the near future just because of what I've been hearing about it
 

Charlie98

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Nov 6, 2011
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Well, and you also have to look ahead... if you plan to upgrade the GPU significantly in the future (<5 years) with a unit that has much higher power requirements. Power consumption is going down, an apples to apples GPU in 2 years would require less power, even a step up would probably only require the same power.

I originally bought a 750w PSU... absurd overkill for anything less than SLI with my old GTX560Ti, more so with the follow up GTX760 and now GTX970SSC... but I didn't know back then.
 

john925

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Jun 30, 2015
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Well, and you also have to look ahead... if you plan to upgrade the GPU significantly in the future (<5 years) with a unit that has much higher power requirements. Power consumption is going down, an apples to apples GPU in 2 years would require less power, even a step up would probably only require the same power.

I originally bought a 750w PSU... absurd overkill for anything less than SLI with my old GTX560Ti, more so with the follow up GTX760 and now GTX970SSC... but I didn't know back then.
And you're still using the same psu? Yeah I'm pretty sure the 7950 uses more not only because it's more powerful, but it's also like 2-3 years older than the 750 ti which might as well be a decade or two in electronics. I think I may check out the 7950 only because it's about $125 right now. I've seen them retail over $800.
 

MrTeal

Diamond Member
Dec 7, 2003
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Truth in advertising? Scary thought. On second thought, scary PSU.

Heh, just a little. I also like that it's a 4 egg product, with the top critical review giving it 3 eggs after the 12V rail blew out, while the top positive review praises it for having a super powerful (magma-like, maybe?) 12.7V on the 12V rail, as if being out of the ATX spec is a super awesome thing. :)
 

VirtualLarry

No Lifer
Aug 25, 2001
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Ok cool that makes sense. Yeah I know the 750 ti isn't too power hungry. I have a mining motherboard but that's not what I'll be using it for. I hear the 7950 needs like 200 watts but I figure maybe a 500w psu maybe a 430w would suffice. I have a low end 630w psu coming to me that I'll probably replace in the near future just because of what I've been hearing about it

I currently have a 7950 3GB GDDR5 card, in a rig with a G3258 @ 4.0Ghz, with a 500W EVGA PSU. It has two PCI-E 6-pin power cables, which are needed by the GPU.

I would meet or exceed the GPU power cable requirements with your PSU.

If that 600+W one you purchased, does not have enough power cables, then I would invest in a better one, as that is an indication that it was not truly intended for that usage.

My power consumption at the wall, for one CPU core and the GPU crunching, is like 234W, including the 24" LCD monitor.
 

john925

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I currently have a 7950 3GB GDDR5 card, in a rig with a G3258 @ 4.0Ghz, with a 500W EVGA PSU. It has two PCI-E 6-pin power cables, which are needed by the GPU.

I would meet or exceed the GPU power cable requirements with your PSU.

If that 600+W one you purchased, does not have enough power cables, then I would invest in a better one, as that is an indication that it was not truly intended for that usage.

My power consumption at the wall, for one CPU core and the GPU crunching, is like 234W, including the 24" LCD monitor.
Yeah that psu has 2 PCI-E connectors. But that's good to know that the 7950 works with the g3258 without bottlenecking. I also am in the process of buying a 24" monitor too