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Digital Foundry Performance Analysis: Fallout 4

-griffy-

Banned
I rented Arkham Knight this weekend on my PS4, and after watching it dip in to the single digit framerates more than a few times I'm finding it harder to take Digital Foundry very seriously in these reviews anymore.

I platinum'd Arkham Knight on PS4 and never experienced anything close to single digit framerates. Keep on with the conspiracy stuff though.
 

dark10x

Digital Foundry pixel pusher
I rented Arkham Knight this weekend on my PS4, and after watching it dip in to the single digit framerates more than a few times I'm finding it harder to take Digital Foundry very seriously in these reviews anymore.
I've finished Arkham Knight on PS4. If you encountered such a thing then either your PS4 is broken (i.e. - overheating) or you ran into a bug. The game runs very consistently on PS4 and is one of the best looking games on consoles today.
 

Crossing Eden

Hello, my name is Yves Guillemot, Vivendi S.A.'s Employee of the Month!
I rented Arkham Knight this weekend on my PS4, and after watching it dip in to the single digit framerates more than a few times I'm finding it harder to take Digital Foundry very seriously in these reviews anymore.
That's definitely an issue on your part. Because that is absolutely not representative of how the game runs, it's basically flawless performance wise.
 

CyberChulo

Member
I rented Arkham Knight this weekend on my PS4, and after watching it dip in to the single digit framerates more than a few times I'm finding it harder to take Digital Foundry very seriously in these reviews anymore.

You either need a new hard drive or a new PS4. That's never happened in the game for me. I've played though it and through NG+ and nothing but butter smooth for me.
 
OK, I might be thinking of a different screenshot.
Those ones?

the-witcher-3-wild-hunt-config-file-tweaks-002-on.png
the-witcher-3-wild-hunt-foliagedistancescale-config-file-tweak-001-6.png
the-witcher-3-wild-hunt-cascadeshadowdmapsize-config-file-tweak-001-8192.png
 

thelastword

Banned
Those ones?

the-witcher-3-wild-hunt-config-file-tweaks-002-on.png
the-witcher-3-wild-hunt-foliagedistancescale-config-file-tweak-001-6.png
the-witcher-3-wild-hunt-cascadeshadowdmapsize-config-file-tweak-001-8192.png
These screens look sharp, but if anyone says it's the best looking game they've ever seen, I'm not so sure, the scope of the game may be impressive, but the micro-detail of a scene, not so much, outside of character closeups that is...
 

Kezen

Banned
Those ones?

the-witcher-3-wild-hunt-config-file-tweaks-002-on.png
the-witcher-3-wild-hunt-foliagedistancescale-config-file-tweak-001-6.png
the-witcher-3-wild-hunt-cascadeshadowdmapsize-config-file-tweak-001-8192.png

Very impressive. I wish I had the hardware needed for that level of IQ, maybe next year with Pascal.
Off topic but overall very impressed by The Witcher 3 in the tech department, bearing in mind the insale scale it's a remarquable achievement and the engine can even do more as evidenced by the ini tweaks but the API probably limits them.

Part of me would like them to update their engine with DX12 on PC but I don't believe this will happen due to the costs involved.

To get back to Fallout 4 it not as ugly as I thought, the video footage boded rather well but predictably the game seems highly inconsistent and indoor locations look rather plain.
They claim to be using PBR but many materials don't react plausibly to lighting. It is a AAA release with ample budget, the disappointment is justified.
 
D

Deleted member 17706

Unconfirmed Member
These screens look sharp, but if anyone says it's the best looking game they've ever seen, I'm not so sure, the scope of the game may be impressive, but the micro-detail of a scene, not so much, outside of character closeups that is...

Overall, I think it's easily one of the best looking games around. Right up there with Assassin's Creed Unity and The Order.

What makes The Witcher so impressive it just how massive it is while still looking good up close.

It's too bad there are a lot of graphical issues like jarring LOD transitions and clipping, but I guess that's just a bit of trade off for the real-time cutscenes.

They claim to be using PBR but many materials don't react plausibly to lighting. It is a AAA release with ample budget, the disappointment is justified.

I noticed this, too. I spent a good amount of time wandering around the early parts of the wasteland last night and lots of environment objects like shrubs and such looked like they weren't being lit at all. They really stood out, unfortunately.

Overall, I think the game looks quite nice. The lighting sure can create some beautiful scenes.
 

c0de

Member
There's a lot that's not eating at your resources on consoles like your anti virus, word processor, browser and a million other resident programs and apps in the background. There's even dedicated hardware for capture and audio/video streaming.

Then why do they need two dedicated cores for other stuff? At least for Xbone, we know what these two cores are doing but what do they do in PS4?
Also, gladly nowadays we have something like schedulers in operating systems which take care when and what gets CPU time. And really, the word processor which is idling while you are playing games - how many cycles would it probably steal? Million other tasks? Your way of arguing and to prove your points went even more extreme in the past weeks than it was ever before.
 

nOoblet16

Member
I rented Arkham Knight this weekend on my PS4, and after watching it dip in to the single digit framerates more than a few times I'm finding it harder to take Digital Foundry very seriously in these reviews anymore.

Yea this is an issue on your side, Arkham Knight is probably the most consistent game released this year on consoles performance wise.
 

Durante

Member
Then why do they need two dedicated cores for other stuff? At least for Xbone, we know what these two cores are doing but what do they do in PS4?
Also, gladly nowadays we have something like schedulers in operating systems which take care when and what gets CPU time. And really, the word processor which is idling while you are playing games - how many cycles would it probably steal? Million other tasks? Your way of arguing and to prove your points went even more extreme in the past weeks than it was ever before.
I can really feel my word processor eating up those cycles. Of course, even if those background tasks somehow manage to take up an entire PS4 worth of CPU performance I still have 4 left over.
 

Majanew

Banned
I rented Arkham Knight this weekend on my PS4, and after watching it dip in to the single digit framerates more than a few times I'm finding it harder to take Digital Foundry very seriously in these reviews anymore.
As others have stated, either your PS4 is crapping out or you're full of it.
 

c0de

Member
I can really feel my word processor eating up those cycles. Of course, even if those background tasks somehow manage to take up an entire PS4 worth of CPU performance I still have 4 left over.

So you have a 6 core processor? ;)
I would really like to know how much performance devs can actually squeeze out of the 6 cores available. 4 of these have a shared l2 cache only for gaming (at least this is what I assume, I guess they use thread pinning) while the other 2 share their cache with "other" tasks. I also don't know how both CPU "packages" are interconnected but this could also steal many cycles with io wait. Add to this that not only they are relatively low clocked, their architecture is old and slow (especially when compared to Intel CPUs) and their ISA is also not up to date to nowadays standards.
But I also want to add that I think that devs will read the Jaguar coding guide more and more thoroughly in the future so you can at least save some cycles in given circumstances. This is an optimization which on PC is up to the compilers but on consoles you can at least optimize a bit more to the given architecture.
 

Durante

Member
I'd actually be curious how much manual platform-specific optimization game developers do in their CPU (not GPU) code these days.
 

hesido

Member
They claim to be using PBR but many materials don't react plausibly to lighting. It is a AAA release with ample budget, the disappointment is justified.

There's a saying, "Garbage comes in, garbage comes out." You can have the best PBR renderer but if the input textures are not set properly with respect to PBR, you won't get those results. The texture artists need to change the way behaved prior to PBR.
 

RoadHazard

Gold Member
I rented Arkham Knight this weekend on my PS4, and after watching it dip in to the single digit framerates more than a few times I'm finding it harder to take Digital Foundry very seriously in these reviews anymore.

What? I've finished it, and never had any real framerate issues at all. Yeah, it can drop a few frames when racing through the city with the Batmobile and shit is blowing up all around you, but it's barely noticeable, and other than that it was basically a perfect 30 fps experience throughout. Absolutely no single-digit framerates, ever.
 

Teletraan1

Banned
I will admit I was off base worrying about marketing deals here. When the initial reports of poor PS4 performance came in I figured here we go again but this doesn't seem to be the case. Luckily :)P) the game runs poorly on both systems. It is Bethesda's first go on these consoles so it is not unexpected. Hopefully they can get it patched up to run acceptable. I have the PC version and it runs really solid on a lower end machine.
 

Xion_Stellar

People should stop referencing data that makes me feel uncomfortable because games get ported to platforms I don't like
I will admit I was off base worrying about marketing deals here. When the initial reports of poor PS4 performance came in I figured here we go again but this doesn't seem to be the case. Luckily :)P) the game runs poorly on both systems. It is Bethesda's first go on these consoles so it is not unexpected. Hopefully they can get it patched up to run acceptable. I have the PC version and it runs really solid on a lower end machine.
That's a poor way of looking at things "lol it's their 1st rodeo this gen" doesn't cut it and there have been plenty of open world games this gen and while none of them were bug free they sure as heck never dropped to 0 FPS and Bethesda deserves the critism for it

Coming from someone who sat through this sort of performance while playing Bethesda games on PS3 now that they are not the only ones making Open World games and they lost their excuse of "lol we got less than 512mb of ram to work with" there's no reason why the game should run this bad on release.
 

Zia

Member
Wow. Had no idea it looked that shitty on consoles. Runs like a beaut on my $700 Alpha. One of the prettiest games of the generation so far.
 

viHuGi

Banned
I rented Arkham Knight this weekend on my PS4, and after watching it dip in to the single digit framerates more than a few times I'm finding it harder to take Digital Foundry very seriously in these reviews anymore.

AK is a rock solid 30fps with amazing effects and graphics, one of the most impressive open World looking games í´ve ever played.
 

_machine

Member
https://www.reddit.com/r/fo4/comments/3shgfp/i_discovered_what_makes_the_game_so_performance/

What the fuck?

Edit: Reading the comments I guess it's not a big deal, but reminded me of that Crysis 3 tesselation thing where an ocean is being rendered underneath cities all the time.
Yeah, people are really quick to jump the gun and I really hate the way it was presented as a fact without any performance profiling nor consideration of how rendering works and what would be the more realistic reasons for long frametimes or stuttering.

I really hope the modding tools come early next year as I it's going to be really interesting to see how Papyrus has been improved and if there's anything we can transcribe regarding the gameobjects handling this time.
 

Kezen

Banned
https://www.reddit.com/r/fo4/comments/3shgfp/i_discovered_what_makes_the_game_so_performance/

What the fuck?

Edit: Reading the comments I guess it's not a big deal, but reminded me of that Crysis 3 tesselation thing where an ocean is being rendered underneath cities all the time.

The Crysis 2 water has been debunked many times. Wireframe disables culling if memory serves. That said some objects in Crysis 2 were tessellated to a great extent, because Nvidia hardware could take it.
Crysis 2 was a showcase for Nvidia at the time.

The reddit post is a bit weird but then, it's Bethesda and their engines does not seem "modern".
 

JeffG

Member
I'd actually be curious how much manual platform-specific optimization game developers do in their CPU (not GPU) code these days.

You would think it would be close to 0

Maybe a difference between consoles vs PC. One side with set Threading and the other with some dynamic thread handling
 

Loudninja

Member
UPDATE 13/5/15 11:40am: Since our initial analysis, we've put more time into Fallout 4, and we've been able to isolate a number of spots that really challenge the engine. In particular the Corvega factory is a rough spot, and PS4 takes the brunt of the hit once we reach its rooftops (down to 15fps). Both machines also suffer long drops to 20fps in certain interior battles. Time will tell just how far-reaching these trouble spots are throughout the game, particularly once more hours tally up. In the meantime, we'll update soon with a full Face-Off, taking a deeper dive into the specific ins and outs of each platform.
http://www.eurogamer.net/articles/digitalfoundry-2015-fallout-4-performance-analysis
 

thelastword

Banned
Then why do they need two dedicated cores for other stuff? At least for Xbone, we know what these two cores are doing but what do they do in PS4?
Also, gladly nowadays we have something like schedulers in operating systems which take care when and what gets CPU time. And really, the word processor which is idling while you are playing games - how many cycles would it probably steal? Million other tasks? Your way of arguing and to prove your points went even more extreme in the past weeks than it was ever before.
It's typical of consoles, with many upgrades and updates to the OS as you go along. They learnt a hard lesson from last gen, where they did not have enough memory to cater for some OS features the competiton had. I'm pretty sure they don't need all the memory and CPU allocation for the OS, but it's always better to take more as opposed to less in that scenario. What they give back to devs as the years progress or towards the end of the generation will be better served in more tasking games. Also, the time when devs will begin to use GPGPU computing more efficiently, it's a win win.....

As for all the jabbing on the WP, I was mainly talking about low end processors in PC's like crappy AMD processors which run Fallout 4 at 40-50fps, like I showed in the video. If we deem the PS4 CPU just as crappy or in that general crap realm, then the argument was simple...That the AMD CPU I showed was a 4 core CPU, the PS4 has 6 cores available with a 20GB/s bus that expedites comms between memory and GPU with improved L2 cache amongst other efficiencies on the CPU side.

I have one of these crappy 4 core AMD CPU's on my PC, which everyone is saying is absolute dogshit. even the more advanced 8 core FX versions gets the same type of smacking. I can see persons coming in and saying often that AMD CPU's mixed with NVIDIA is at a disadvantage as opposed to intel CPU+NVIDIA GPU, but in the video I showed with all these setbacks phenom 810 with a 750ti is performing 40-50 fps on high settings in Fallout 4.

If you know the setup of a console vs PC, then you would know that background programs can affect your main launcher much more than on consoles, since there's not a particular reservation for all background objects/programs that runs on PC. At any one time your AV can go wild on resources, even Geforce experience is a hog. I've seen many programs go wild with a quick look into Task Manager. This is what I've observed on my end, and some of my games have been affected at odd times....I was just referencing these issues against the 810+750ti running fallout 4 on high at 40-60fps regardless, whilst the PS4 which doesn't have these background issues is falling into the twenties, even the XB1 holds it's framerate better in heavy alpha scenes....I think that paints the picture fair enough.

I will admit I was off base worrying about marketing deals here. When the initial reports of poor PS4 performance came in I figured here we go again but this doesn't seem to be the case. Luckily :)P) the game runs poorly on both systems. It is Bethesda's first go on these consoles so it is not unexpected. Hopefully they can get it patched up to run acceptable. I have the PC version and it runs really solid on a lower end machine.
Case in point, when is that not the case......?

https://www.reddit.com/r/fo4/comments/3shgfp/i_discovered_what_makes_the_game_so_performance/

What the fuck?

Edit: Reading the comments I guess it's not a big deal, but reminded me of that Crysis 3 tesselation thing where an ocean is being rendered underneath cities all the time.
Hmmmmmm........
 

Kezen

Banned

The game has rough spots on PC as well but this is something else....

Like, Bethesda's engine guys need to figure something out there.....

I don't expect LOD / shadow distance to be improved but GPU bound drops should not happen nearly as often. The game from what I can see is not very taxing on the GPU provided the very impressive "ultra" god rays is left unchecked.

The CPU is certainly getting a good workout though which was to be expected bearing in mind what kind of game Fallout 4 is.
 
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