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** The AMD Navi Thread **

Soldato
Joined
22 Nov 2009
Posts
13,252
Location
Under the hot sun.
It's already in Rage 2.

Here, can you tell which one is off vs on.

https://flic.kr/s/aHsmF25hZw

That flame on the back to the right image, reminded me the awe inspiring moment in WOT Overlord map, the day replaced the 1080Ti with Vega 64 last year.
On the 1080Ti the smoke from the burning ships looked like someone put on a barbecue. On the Vega 64 looks like there is whole fleet of oil tankers on fire, with a bright heat halo inside a much thicker smoke.
 
Caporegime
Joined
12 Jul 2007
Posts
40,543
Location
United Kingdom
Just got my 5700 XT from OcuK.

Able to undervolt to -0.075mv, lowering the voltage to 1.125mv @ 2020Mhz (stock core clock). In game the core clock is around 1940-1980Mhz, with the odd brief spike up to 2020Mhz.

Here is a performance comparison vs my Radeon VII in Shadow of the Tomb Raider.

In game settings were 1080P, Highest possible settings, but used TAA and BTAO.

Both GPU's were undervolted as far as possible and power limit increased to maximum. Fan profiles tweaked for less fan noise.

5700 XT
iIDOUXt.png


Radeon VII
zkLhgXV.png
 
Caporegime
Joined
18 Sep 2009
Posts
30,112
Location
Dormanstown.
Just a reminder for those that did not own a GTX1080. Underclocking the card freed up power inside the power limit and could
give you better sustained boost clocks.

Without using a hardware shunt mod, going above a 120% power limit was not possible, even with the top tier cards with some very limited exceptions. i.e HOF with NDA bios that only a handful of people had access to

This is why it is likely that whilst BIOSes will be flashable and voltage tweakable, the powerlimit will be only changeable via hardware on the FE cards. i.e you probably won’t see 300W draw without a shunt mod.

It's pretty unacceptable for that to be the case with the 1080.
It's understandable for the 5700XT.
 
Soldato
Joined
27 Mar 2010
Posts
3,069
Just got my 5700 XT from OcuK.

Able to undervolt to -0.075mv, lowering the voltage to 1.125mv @ 2020Mhz (stock core clock). In game the core clock is around 1940-1980Mhz, with the odd brief spike up to 2020Mhz.

Here is a performance comparison vs my Radeon VII in Shadow of the Tomb Raider.

In game settings were 1080P, Highest possible settings, but used TAA and BTAO.

Both GPU's were undervolted as far as possible and power limit increased to maximum. Fan profiles tweaked for less fan noise.

Could you do the same for 1440p please?
 
OcUK Staff
Joined
17 Oct 2002
Posts
38,229
Location
OcUK HQ
Just got my 5700 XT from OcuK.

Able to undervolt to -0.075mv, lowering the voltage to 1.125mv @ 2020Mhz (stock core clock). In game the core clock is around 1940-1980Mhz, with the odd brief spike up to 2020Mhz.

Here is a performance comparison vs my Radeon VII in Shadow of the Tomb Raider.

In game settings were 1080P, Highest possible settings, but used TAA and BTAO.

Both GPU's were undervolted as far as possible and power limit increased to maximum. Fan profiles tweaked for less fan noise.

5700 XT
iIDOUXt.png


Radeon VII
zkLhgXV.png


Hold on 5700 XT is pretty much matching an undervolted Radeon Vega 7, am I seeing that right?
 
Associate
Joined
9 Jul 2012
Posts
694
Location
Nottingham
Just got my 5700 XT from OcuK.

Able to undervolt to -0.075mv, lowering the voltage to 1.125mv @ 2020Mhz (stock core clock). In game the core clock is around 1940-1980Mhz, with the odd brief spike up to 2020Mhz.

Here is a performance comparison vs my Radeon VII in Shadow of the Tomb Raider.

In game settings were 1080P, Highest possible settings, but used TAA and BTAO.

Both GPU's were undervolted as far as possible and power limit increased to maximum. Fan profiles tweaked for less fan noise.

5700 XT
iIDOUXt.png


Radeon VII
zkLhgXV.png
Holy cow batman I had to double and triple check those scores to make sure I read those right that's pretty impressive
 
Associate
Joined
22 Feb 2019
Posts
1,310
Location
Ost Angelnen
That is impressive, if that performance is widespread that puts an undervolted 5700 XT at 1080TI / 2080 performance levels or is that an AMD preferred game?

I don't think so. What I can tell you, is that I just put a return in on the rainforest for my Radeon VII, and bought the 5700 XT from here instead! ;)
 
Caporegime
Joined
12 Jul 2007
Posts
40,543
Location
United Kingdom
That is impressive, if that performance is widespread that puts an undervolted 5700 XT at 1080TI / 2080 performance levels or is that an AMD preferred game?
I think in some games the two GPUs are fairly even based on my testing, but i don't think that is replicated over every game. Forza, Shadow of the tomb raider and BFV performance is almost identical.
Could you do the same for 1440p please?
Yep hold on.
 
Soldato
Joined
22 Nov 2009
Posts
13,252
Location
Under the hot sun.
Just got my 5700 XT from OcuK.

Able to undervolt to -0.075mv, lowering the voltage to 1.125mv @ 2020Mhz (stock core clock). In game the core clock is around 1940-1980Mhz, with the odd brief spike up to 2020Mhz.

Here is a performance comparison vs my Radeon VII in Shadow of the Tomb Raider.

In game settings were 1080P, Highest possible settings, but used TAA and BTAO.

Both GPU's were undervolted as far as possible and power limit increased to maximum. Fan profiles tweaked for less fan noise.

5700 XT
iIDOUXt.png


Radeon VII
zkLhgXV.png

:eek:
 
Caporegime
Joined
12 Jul 2007
Posts
40,543
Location
United Kingdom
Just got my 5700 XT from OcuK.

Able to undervolt to -0.075mv, lowering the voltage to 1.125mv @ 2020Mhz (stock core clock). In game the core clock is around 1940-1980Mhz, with the odd brief spike up to 2020Mhz.

Here is a performance comparison vs my Radeon VII in Shadow of the Tomb Raider.

In game settings were 1080P, Highest possible settings, but used TAA and BTAO.

Both GPU's were undervolted as far as possible and power limit increased to maximum. Fan profiles tweaked for less fan noise.

5700 XT
iIDOUXt.png


Radeon VII
zkLhgXV.png

Same settings but 1440P, used the SMAAT2x option to add some more GPU strain. Not sure how much more demanding it is than the TAA setting though.

5700 XT
TRlE7Zg.jpg

Radeon VII
Nm4YQU5.jpg

Will test Forza 4 next.
 
Caporegime
Joined
12 Jul 2007
Posts
40,543
Location
United Kingdom
Same settings but 1440P, used the SMAAT2x option to add some more GPU strain. Not sure how much more demanding it is than the TAA setting though.

5700 XT
TRlE7Zg.jpg

Radeon VII
Nm4YQU5.jpg

Will test Forza 4 next.

Forza Horizon 4
1080P Maximum (Extreme) Settings + x8 MSAA

5700 XT
vlwa8Sz.png


Radeon VII
blFozIH.png

Edit - Had to add another +0.015mv of voltage as was getting a few small artifacts in Forza on the 5700 XT, so voltage now at 1.140mv, a 0.060mv reduction from stock.

5700 XT does not undervolt as well as Radeon VII, as my VII sample can manage at least -0.100mv at stock clocks.
 
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