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Next-Gen PS5 & XSX |OT| Console tEch threaD

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ToadMan

Member

I believe this to be true. I also now believe that’s why the Xsex is clocked so slow.

A 250w TBP card? That won’t fly in a console so under clock is what MS did. They’re using about half the power, maybe a little more

Cerny didn’t like that answer and came up with a solution to allow the card to clock higher by managing the power.

And the games will decide who did it better ...
 

IntentionalPun

Ask me about my wife's perfect butthole
The simple response to that xbox tweet is that Microsoft are clearly referencing the DirectX integration.
Anyone who is surprised that the PS5 doesn't use DirectX should get out of this thread!
They specifically say hardware though.

If it's just DirectX, then they'd be lying.. which is possible.. but by what they said they are claiming there's a hardware aspect of RDNA 2 that PS5 doesn't use.

It's all rather meaningless on it's own other than it's good for PC/Xbox developers to have parity.
 

FunkMiller

Gold Member
I feel as if I have a full and firm grasp on the ramifications of this latest announcement from Xbox.

I just have one small query, if someone wouldn’t mind filling me in:

What does RDNA stand for?
 

BGs

Industry Professional
I read and basically says "well AMD is using the names as us because they use DirectX" because Xbox is not
mentioning Infinite cache in any place and please don't tell me is not an essential part of RDNA 2 with those
high clocks.

Basically any feature you see in one side exists in the other but only using another name.

You usually put what is needed. If a flying car doesn't need wheels, it doesn't have to advertise them. Still I think that flying car should advertise its combustion engines or its magnetic levitation system.

In this case MS is selling "data". And Sony is selling "facts". It is a battle in which MS is alone, since Sony does not need to prove anything at this point, it is MS that is trying to regain a credibility or position that it lost in recent years.

Although I do think that Sony should not limit itself to publishing the new App. But hey, tomorrow the sun will rise and it will be another day.
 
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Gudji

Member
I feel as if I have a full and firm grasp on the ramifications of this latest announcement from Xbox.

I just have one small query, if someone wouldn’t mind filling me in:

What does RDNA stand for?

Radeon DNA (RDNA), it's basically the name they chose to give their lastest GPU architecture(s).
 
Can you read? I said ustained clocks, none of the game clocks on any of the Radeon 6000 GPUs is higher than 2.04Ghz. Boost clocks are higher, that's true but those are not sustained clocks.
Dude, do you know what you're talking about? A base clock and a sustained clock are 2 different things. Even a boost clock (or above) can be sustained depending on your cooling / power draw.
C'mon dude... do I need to elaborate more?
 

jose4gg

Member
I read and basically says "well AMD is using the names as us because they use DirectX" because Xbox is not
mentioning Infinite cache in any place and please don't tell me is not an essential part of RDNA 2 with those
high clocks.

Basically any feature you see in one side exists in other but only using another name.

Infinity cache aside, I think you nailed it:

Xbox Series X|S are the only next-generation consoles with full hardware support for all the RDNA 2 capabilities AMD showcased today.

Since PS5 doesn't support DX12U, technically it's hardware doesn't support all of RDNA2 capabilities by MS's names (VRS2, Mesh Shaders, SFS, etc.).

Also, here's an interesting quote from Ars about Infinity Cache size:

From Ars:

Navi 21 will have a 128MB Infinity Cache. Meanwhile AMD isn’t speaking about other GPUs, but those will presumably include smaller caches as fast caches eat up a lot of die space. On which note, doing some quick paper napkin math and assuming AMD is using standard 6T SRAM, Navi 21’s Infinity Cache would be at least 6 billion transistors in size, which is a significant number of transistors even on TSMC’s 7nm process (for reference, the entirety of Navi 10 is 10.3B transistors).

Unless Sony/AMD arranged the Zen 2 L3 cache in a way for WGP's to access it like IC/L3, then I don't see how the total die size adds up to 305-310nm2. Shared L3/Infinity cache would take up ~37nm2 for 32MB and 74nm2 for 64MB.

Someone help me with the napkin math to figure out what the total die size would be for the PS5 APU.
 

SSfox

Member
and still no games lol

Who cares about games? it's 2020 and now people buy console not for games but for packages and boxes , you need to keep up updated bruh WTH!!

At least this is what i've been told by Xbox fanboyz

ttru9omk6dj51.jpg
 

Riky

$MSFT
HAHA Riky my old m8, have you learned by now not to fall foul to Microsoft PR spin department hahahaah.

I am meant to be the fish, but you just got done like a kipper hahaha "lollipop_disappointed:

Don't hate me, but listening to you go all commando style kicking in a door only to find out its standard is kinda funny.


Sorry

I wasn't the one doing daily countdowns, tick tock etc.....all will become clear in a few days.....he was right it would lift an NDA but it was Microsoft who were under it🤣

Even you have to admit it's pretty funny.
 
You usually put what is needed. If a flying car doesn't need wheels, it doesn't have to advertise them. Still I think that flying car should advertise its combustion engines or its magnetic levitation system.

In this case MS is selling "data". And Sony is selling "echos". It is a battle in which MS is alone, since Sony does not need to prove anything at this point, it is MS that is trying to regain a credibility or position that it lost in recent years.

Although I do think that Sony should not limit itself to publishing the new App. But hey, tomorrow the sun will rise and it will be another day.
I agree but I found annoying is the people believe anything the PR says without think for a moment like this:

If this is full RDNA 2 why you told us was customized ? or was only regarding the CU number because that is not customized

Where is the Infinite cache ?

Why your clock are so different ? after all are an essential part of the cache design

This means the XSX is a weak console? of course not, is great console but that doesn't mean that do not exist differences between the things they said
and the info is out there.
 

xacto

Member
G Geordie out, Geordie out

SIRCAW IN< SIRCAW IN.

FUCKING TECHNICAL MARVAL i IS :messenger_heart:

RUN TO HIM!!!

Here's a song, I need to get you out of this distress state over Bugsnax going free when you were ready to pay 70 bucks for it, and also the coppery taste in your mouth about the PS5 being not fully RDNA 2, but a measly 1.3 or so 😂

Dance for me, I wanna see those moves, fish!

 
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sircaw

Banned
I wasn't the one doing daily countdowns, tick tock etc.....all will become clear in a few days.....he was right it would lift an NDA but it was Microsoft who were under it🤣

Even you have to admit it's pretty funny.

I think both companies are under NDA, I also did some tick-tocks too lol.

The good news now we can finally hear stuff, or at least i hope.


I will say though, the Microsoft tweet thing, trying to twist and spin it as a win is seriously funny in my book.

WHAT A CLUSTER FUCK HAHA
 
Its plenty of bandwidth. The 3070 is 448 GB/s too.

The Xbox has even worse split bandwidth. 336 GB/s bottleneck.
Series S is only 224 GB/s at best, split, some at just 56 GB/s.

The consoles will be fine. They're not $1000 monsters.
Series S is not a 4K console. The XSX and PS5 are. High bandwidth is needed for higher resolutions. 3070 is not comparable, that thing is a monster with lots of extra silicon. Edit: and also features 512GB/s as per Nvidia, not 448.
 
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Seph-

Member
Sooooooo one console built a pc-ish console using their specific API on every pc while one built a custom console using custom (yes both have custom I know) hardware and tweaks with a in house-ish api. K? Both clearly adhere to the AMD roadmap in their own manners as well as custom changes. Neat. We already kinda knew this lol.
I wish they touched on Infinity Cache impact on PC Gpus though, otherwise competition is always good to see.
 

ethomaz

Banned

ROPs - 96!!!!

Perhaps the 80 ROPs for Xbox Series X was right all along.

I debated this a couple of month ago and got called a fanboy and stupid for even suggesting the idea that Xbox Series X could have more than 64 ROPs.

Well now the RX 6800 has 60 CUs and 96 ROPs (cut down from the bigger cards - 80 and 72 CUs with 128 ROPs).
Series X has confirmed 64ROPs by MS at Hotchips.
 
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ToadMan

Member
"Xbox Series X|S will be the only next gen consoles with full RDNA 2 integration, thanks to our close working partnership with
@AMD"

LMFAOOOOOO GUYS GET IN HERE! GUESS WHOS REALLY BEEN FUDING IT UP?!

Isnt the above exactly what everyone has been saying about Sony for months?

Um .... no?

PS5 has been custom RDNA2 forever.

And MS used the same language to describe Xsex.
 

ToadMan

Member

itsnotme

Member
Imagine supposedly being a full generation of RDNA ahead yet performance is exactly the same whilst the other console has even better looking games and is a developer's dream on how easy it it to work on. I think people are missing what's actually important in a GAMING console. The console warring wouldn't even both me if people here actually worked on the consoles and are seeing who built the better box but no it's just random fans with an irrational alliance to a box
 

geordiemp

Member
Somebody ring geordiemp geordiemp and check he is ok.

Yeah I am fine, I bet your struggling to understand what was presented. Finding i hard to differentiate between api and hardware I see

So we learnt Ps5 has RDNA2 compute units, with per CU clock level gating to achive 2.23 Ghz. So Ps5 has RDNA2 CU, I dont think Xbox has this at 1.8 Ghz - XSX is also 20 waves per Simd, so thats RDNA1 waves.

LmnQ0wO.png


So whats next, API, yes DX12 will be common, Ps5 has GNM

Right, onto features, Ray tracing, VRS, Mesh shaders in Geometry engine.

Ps5 likely to have all but mesh shaders as Sony have their own version called simply GE.

So what do you not get ?

The big take away is RDNA2 CU needs everything seen in the slide to get 2.2 GHz which is a key RDNA2 feature. MS skipped that bit it seems.

Everything else RDNA2 feature wise is same, except Geometry vs mesh shader engine. Also we knew this 2 weeks ago, but for your reference - now you can understand it.

 
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