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Which PSU should I buy?

Started by wiredmarlin5 · · 👁 61 views · 2.2K replies

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Participants wiredmarlin5Kyle Sanchez4Thomas Martin4mellowfoxwiredotter14mistymason72Ronald Barnes47Harold Hughes27placidtrucker39silvergardener93gentlemaker82Noah Thompsonstormyseal98Laura Richardson11Jacob Foster11placidcanyon2slyfox31Morgan Moore37James Morris4Jeffrey Hill5Casey Long2crimsonstag84bluebison8Olivia Watson46 …
Megan Brown38 Megan Brown38 Newcomer
2 messages
joined Aug 2016
#1901 ·
My bad, I totally mixed up my tiers—wasn't thinking bronze or gold, more like CS or RM,

Konf: Intel i7 6700
asus hero viii
gtx1070, 16gb ram but looking at 32gb soon,
Corsair h110i
Corsair t780 case with 4 extra fans
1 ssd + 2 x 1tb hard drives
wiredotter14 wiredotter14 Regular
433 messages
joined Aug 2007
#1902 ·
You probably mean the unknown series?

http://www.amazon.com/s?k=corsair+rmx+650w

You don't need anything beefier than this. The RMx is solid—quiet, great warranty—but it’s pricey. Depends on your budget, I guess. You could definitely get away with a cheaper, high-quality unit too.
Megan Brown38 Megan Brown38 Newcomer
2 messages
joined Aug 2016
#1903 ·
To be more specific, I'm looking at the cx850m for $116 or the cx750m at $96.
Or maybe the rm750i for $133. Personally, I think the rm750i is the way to go.

http://www.e-tec.at/mobile/details.php?art=207422
Kimberly Gomez34 Kimberly Gomez34 Regular
686 messages
joined Jul 2009
#1904 ·
RM>CS>CX x5xM >CX x0x>VS
wiredotter14 wiredotter14 Regular
433 messages
joined Aug 2007
#1905 ·
So, what’s the actual difference between Rome and unknown?
Kimberly Gomez34 Kimberly Gomez34 Regular
686 messages
joined Jul 2009
#1906 ·
They use the exact same power supplies; the only difference is this one includes a USB cable so you can monitor voltages and other metrics via software, plus a dedicated fan test button. Honestly, in my opinion, those extra features don't justify the price jump.

For what it's worth, I've been running this RM550x for about six weeks now. The fan spins up for just a few seconds during boot and then stays completely silent once things get going (provided the load stays under 225W). It feels like the unit runs slightly warmer because of that passive cooling mode, whereas with an EVGA G2, you actually have the option to choose between semi-passive operation or keeping the fan running constantly. On a brighter note, Corsair bumped their warranty from 7 years up to 10.click
Megan Brown38 Megan Brown38 Newcomer
2 messages
joined Aug 2016
#1907 ·
So basically, the CX750M would be plenty powerful enough, and it’s sitting at about $100
Kimberly Gomez34 Kimberly Gomez34 Regular
686 messages
joined Jul 2009
#1908 ·
If I were building a PC in your budget range, I’d personally go with either an RM550x or an RM650x (roughly $100 to $115)
Regarding wattage, 550W is actually more than enough for you. An i7-6700 paired with an RTX 3070 doesn't pull nearly that much power.
crimsonstag84 crimsonstag84 Regular
518 messages
joined Jun 2010
#1909 ·
I’d probably go with the EVGA SuperNOVA 600 G1
Megan Brown38 Megan Brown38 Newcomer
2 messages
joined Aug 2016
#1910 ·
The RM650x is sitting at $104, but the 750W version is only $114. I’m leaning toward grabbing the 750W one. Might as well have the extra headroom if I decide to drop in a beefier GPU down the road.

Thanks a ton 😊
jadetrucker43 jadetrucker43 Active Member
168 messages
joined Dec 2018
#1911 ·
My power supply finally gave up the ghost. 😢 It was an EVGA GS500, about four and a half years old now. Honestly, kind of a letdown—it ran 24/7 without a single hiccup until now. 🙂

So, what should I be looking at for a replacement? Right now, I’m running an NVIDIA GTX 860 with an MSI Twin Frozr cooler (or something close to that, I can't be 100% sure on the exact model, but it has both 8-pin and 6-pin connectors), a CPU paired with a Cooler Master cooler, a couple of Hard Drives, and one SSD. My case doesn't even have extra fans. I am planning to upgrade to an NVIDIA GTX 1060 pretty soon, though.

I've been eyeing the EVGA SuperNOVA 650 G5, but I'm torn—am I just overspending on something way more powerful than I actually need? Any suggestions?
crimsonstag84 crimsonstag84 Regular
518 messages
joined Jun 2010
#1912 ·
I think you're running an NVIDIA GTX 560 Ti. 😛

That should be more than enough. What's the CPU? I guess whatever it is shouldn't cause any issues, just wondering.
jadetrucker43 jadetrucker43 Active Member
168 messages
joined Dec 2018
#1913 ·
NVIDIA GTX 560 Ti, you're spot on. Man, has it really been five years already? 😁
The processor is an Intel Core i7. It’s a 965, I think—I can't recall off the top of my head and I don't have the boxes handy.

I figured the power supply was overkill, but now I'm wondering... is it actually worth shelling out $83 more just to get that 10-year warranty?
Larry Ortiz5 Larry Ortiz5 Regular
710 messages
joined May 2020
#1914 ·
Haha, man, why on earth would you need a 10-year warranty? It’s not like you're buying a car 😁😁
jadetrucker43 jadetrucker43 Active Member
168 messages
joined Dec 2018
#1915 ·
Honestly, for the last decade or so, I’ve pretty much stuck to solid power supplies in the 450 to 550 W range. If my previous ones hadn't kicked the bucket on me, I’d probably still be running them today—age really doesn't matter if the hardware actually works, right?

In the end, though, I decided to pull the trigger on an EVGA SuperNOVA 550 G5. It wasn't just about getting that factory warranty, either; I wanted something quiet, something that wouldn't act like a vacuum cleaner for dust, and something reliable enough to handle some light overclocking on my GPU and CPU—since, given how old they are it's time to go with a bang 😉.
Jeffrey Allen92 Jeffrey Allen92 Active Member
50 messages
joined Jul 2016
#1916 ·
Megan Brown38 Megan Brown38 Newcomer
2 messages
joined Aug 2016
#1917 ·
Hey there.
Got a bit of a situation on my hands. I’m looking to pick up a new power supply. You guys already gave me some recommendations, but I've been a little tied up lately—accidentally took a run-in with a circular saw. Luckily, it was just my left hand, so I can still manage without it while gaming. Anyway, getting to the point. I've been playing Battlefield 1 and I keep getting hit with those low FPS warnings. Most of my components are pretty recent, except for the PSU. It's an old be quiet! 700W unit, though I can't tell you exactly how long it's been running. I'm playing at 1080p 60Hz. I've tried everything under the sun, scrolling through forums and stumbling upon posts suggesting the power supply might be the culprit because it isn't feeding the GPU enough juice. I have a hunch that's actually what's happening, but figured I'd check with you guys first.
Kimberly Gomez34 Kimberly Gomez34 Regular
686 messages
joined Jul 2009
#1918 ·
No software warning is going to have anything to do with your power supply. Low FPS simply means you aren't getting enough frames per second, which suggests your GPU is just underpowered for the settings you've selected.
Megan Brown38 Megan Brown38 Newcomer
2 messages
joined Aug 2016
#1919 ·
I'm running an NVIDIA GTX 1070, and honestly, I even tried cranking the settings all the way down to low, but it's still doing the exact same thing. At this point, it’s gotta be a driver issue or something. I even went out and swapped the HDMI cable just to be sure, but yeah, nothing changed. Still the same mess.
Robert Rodriguez2 Robert Rodriguez2 Regular
353 messages
joined Jul 2015
#1920 ·
You sure you actually plugged the monitor into the GPU instead of the motherboard's integrated graphics 😬?

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