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The RX Vega 64 Owners Thread

That's a really impressive improvement! Its good to see this optimizations are coming through for Vega cards.

Does anyone know if the Nitro+ 64 LE cards work with 2 of the 8 Pin PCIe connection attached or does it need all 3 to turn on?
 
That's something like 40% more!!!!!!

It's a scam, look at the clock speeds, they are completely different, something fishy
My 750W seasonic prime has no issues dealing with both an overclocked threadripper and vega 56 running flat out. Top whack it draws around 600W, with everything running flat out folding. I had no issues with my 8 year old corsair tx650 whilst running threadripper with my old GTX780 either. I only went with the 750W supply as I wanted to move from bronze efficiency to platinum
No problems at all with my AX860.
Anecdotally there have been problems with some Corsair PSUs and Vega reported further upthread, but I don't know if it's a widespread problem or not.

Ok so after much researching it seeeeeems, like its the amount of amps, this psu only has 62 on a single rail, where as my last one that was fine had 72, as does @Vince
Can you guys that i have quoted tell me how many amps on your 12v do you have?
My choice for a new , new one is either a kolink 1000 bronze, or a gamemax 1050 gm silver.. But any one that can suggest under £100 for a 800+watt psu with 70 ish amp 12v rail would be great.
Vega is such a power hungry monster, nomnomnom
 
If the GPU is working harder, the clock speed will be lower on Vega. As the resolution increases, i get lower clock speeds. For example, in Doom i may get 1750Mhz at 2560x1440, but that drops to 1700Mhz at 4K.
 
Can you guys that i have quoted tell me how many amps on your 12v do you have?
My choice for a new , new one is either a kolink 1000 bronze, or a gamemax 1050 gm silver.. But any one that can suggest under £100 for a 800+watt psu with 70 ish amp 12v rail would be great.
Vega is such a power hungry monster, nomnomnom
Seasonic Prime platinum 750W which has 62A available on the 12V rail. (744W) All fine here from stock right the way up to 1721MHz/1100MHz at the full 1200mV. That’s on a 56 running a 64 air bios.
 
hello folks. wondering if you could give me some friendly advice on how the vega 64s were bedding down. i had my eye on one for a while as I am a freesync monitor 3440x1440 owner. I held off for a long time waiting for the custom coolers and then the prices went silly. I was also mildly disappointed with the price performance ratio.

Now that things seem to be a bit more normal I was interested to whether the drivers had improved performance significantly.

the draw of freesync is important to me but i dont want to be buying something that is still behind its competitors especially if 150 quid more gets me a 1080ti.

thanks in advance
 
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If the GPU is working harder, the clock speed will be lower on Vega. As the resolution increases, i get lower clock speeds. For example, in Doom i may get 1750Mhz at 2560x1440, but that drops to 1700Mhz at 4K.
Wattmatt, been a while how are you sir.

Is there a way to combat this as obviously no one wants lower clock speeds?

And please if someone can still help with this amp / psu problem I have i would be so grateful im ordering one the second i find something decent, IF thats the problem.
 
Ok so after much researching it seeeeeems, like its the amount of amps, this psu only has 62 on a single rail, where as my last one that was fine had 72, as does @Vince
Can you guys that i have quoted tell me how many amps on your 12v do you have?
My choice for a new , new one is either a kolink 1000 bronze, or a gamemax 1050 gm silver.. But any one that can suggest under £100 for a 800+watt psu with 70 ish amp 12v rail would be great.
Vega is such a power hungry monster, nomnomnom

Don't think that's your problem. I ran my Vega 64 on a 650Watt PSU with only 54 amps and it ran perfectly.
 
Don't think that's your problem. I ran my Vega 64 on a 650Watt PSU with only 54 amps and it ran perfectly.

It's a scam, look at the clock speeds, they are completely different, something fishy




Ok so after much researching it seeeeeems, like its the amount of amps, this psu only has 62 on a single rail, where as my last one that was fine had 72, as does @Vince
Can you guys that i have quoted tell me how many amps on your 12v do you have?
My choice for a new , new one is either a kolink 1000 bronze, or a gamemax 1050 gm silver.. But any one that can suggest under £100 for a 800+watt psu with 70 ish amp 12v rail would be great.
Vega is such a power hungry monster, nomnomnom

It may or may not be the supply, when the reviews on the CX750 say things such as:

Load Testing

Is that an iceberg on the horizon? Yes, yes it is, and the Corsair CX750 sails right into and then goes straight to a watery grave.

The Corsair CX750 is an entry level product from Corsair and, today, it performs a good bit below even those standards given that Corsair used to produce quality products from top to bottom. This unit’s current product placement is readily apparent from the outset as the build quality has issues, particularly noticeable since these are coming from a "name brand" and not a "no name" company. The 3 year warranty support is probably trying to tell us something as well. The unit is not very quiet, and the performance just falls flat as it can not complete testing.

Those quotes are both from Hard

What we have here today, for most of us enthusiasts, is a decent performing 650 watt unit with a 750 watt number on the side.

And this from JohnnyGuru

Not exactly glowing reviews even if the JohnnyGuru review is quite a bit more positive than the H review. What made me think it could be the PSU was when told that overclocks cpu wise that were easily achievable on your old PSU aren't on this one, also your extra overheads in multiple water pumps, quite a few HDD's etc could be pushing this budget psu over the edge. On top of that, I have got to know you and I know that you love throwing everything and the kitchen sink at the card, running +50% power limit and pushing it hard.

Pushing my vega to the absolute max I see some of the biggest power draw figures in game lobby's etc and at +50% and the max overclocks my card will take I have seen it pulling around 400w.

Personally I run a Seasonic 860 Platinum with 70 odd amps on the 12v rail but that is also powering a 1950x, vega, rx570, rx560 and rx550. one things for sure I don't get random power off's like you seem to even if I leave 3 cards mining, 8 threads of 1950x mining while playing games on Vega. I dunno man but I would wack everything back to stock, see how stable you are then start pushing things if you feel you need to. You know what I am like stability trumps everything so I just find what works and stick with it.
 
It may or may not be the supply, when the reviews on the CX750 say things such as:





Those quotes are both from Hard



And this from JohnnyGuru

Not exactly glowing reviews even if the JohnnyGuru review is quite a bit more positive than the H review. What made me think it could be the PSU was when told that overclocks cpu wise that were easily achievable on your old PSU aren't on this one, also your extra overheads in multiple water pumps, quite a few HDD's etc could be pushing this budget psu over the edge. On top of that, I have got to know you and I know that you love throwing everything and the kitchen sink at the card, running +50% power limit and pushing it hard.

Pushing my vega to the absolute max I see some of the biggest power draw figures in game lobby's etc and at +50% and the max overclocks my card will take I have seen it pulling around 400w.

Personally I run a Seasonic 860 Platinum with 70 odd amps on the 12v rail but that is also powering a 1950x, vega, rx570, rx560 and rx550. one things for sure I don't get random power off's like you seem to even if I leave 3 cards mining, 8 threads of 1950x mining while playing games on Vega. I dunno man but I would wack everything back to stock, see how stable you are then start pushing things if you feel you need to. You know what I am like stability trumps everything so I just find what works and stick with it.

Absolute Legend.

So just for prudence sake, it is not the psu that is the problem as everything is set now to the same as was working perfectly before. What else could it be?
 
Wattmatt, been a while how are you sir.

Is there a way to combat this as obviously no one wants lower clock speeds?

And please if someone can still help with this amp / psu problem I have i would be so grateful im ordering one the second i find something decent, IF thats the problem.
No, it's perfectly normal. Lighter load, higher clock speeds.
 
Absolute Legend.

So just for prudence sake, it is not the psu that is the problem as everything is set now to the same as was working perfectly before. What else could it be?
If me I'd observe the hbm2 temp, the hotspot temp and the vrm/gpu core temps from hwinfo, put the stock bios back on, stock clocks on cpu and ram, stock clocks on gpu, and try and fault find from there.

What area you live, If local enough you could test on my system.

edit, did you not always have an overboosting and crash problem with the v64 bios?

2nd edit what drivers are you using, not the blockchain one?
 
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If me I'd observe the hbm2 temp, the hotspot temp and the vrm/gpu core temps from hwinfo, put the stock bios back on, stock clocks on cpu and ram, stock clocks on gpu, and try and fault find from there.

What area you live, If local enough you could test on my system.

edit, did you not always have an overboosting and crash problem with the v64 bios?
Yes, i changed to the 64 bios (non LC) and all my problems went away, was even much faster than the LC bios, absolute bliss for a few weeks and then the PSU said "sorry mate too much for me im old"

I'm near guildford surrey, are you anywhere near?
 
My 750W seasonic prime has no issues dealing with both an overclocked threadripper and vega 56 running flat out. Top whack it draws around 600W, with everything running flat out folding. I had no issues with my 8 year old corsair tx650 whilst running threadripper with my old GTX780 either. I only went with the 750W supply as I wanted to move from bronze efficiency to platinum

Similar to how it's been for me, I used a TX850 for about 5 years and it never missed a beat, I only replaced it because I wanted to move up from bronze & go modular. The TX is a great psu,
 
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