Thursday, November 19th 2015

SLI and CrossFire Support "Not Practical" - Batman Arkham Knight Developer

Batman Arkham Knight gamers' woes on the PC platform continue, as a patch that lets the game take advantage of multi-GPU technologies like SLI and CrossFire remains elusive. Responding to a distraught multi-GPU user on Steam Community forums, a developer stated that implementing multi-GPU support presented a too high risk of creating new issues for the gamers, to be "practical." The PC release of Batman Arkham Knight has been riddled with bugs, which caused its publisher to pull the Unreal Engine 3 based game off the shelves to fix those bugs, and a less than successful re-launch that ended up in distribution platform Steam taking refund requests until late-December. The developer, who goes by the username "wb.elder.pliny" stated:
We've been working with our development and graphics driver partners over the last few months to investigate utilizing multi-GPU support within Batman: Arkham Knight. The result was that even the best case estimates for performance improvements turned out to be relatively small given the high risk of creating new issues for all players. As a result we've had to make the difficult decision to stop work on further multi-GPU support. We are disappointed that this was not practical and apologize to those who have been waiting for this feature.
Source: Steam Community
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67 Comments on SLI and CrossFire Support "Not Practical" - Batman Arkham Knight Developer

#51
...PACMAN...
It's just crazy that these massive organizations who spend millions on creating fantastic graphical pieces of entertainment ignore the simple things like a PC intuitive UI, FOV options, resolution scaling and mouse/controller acceleration issues. I'd be embarrased to put out something like that on the PC, it's been a bug bear within PC gaming for so long now that surely they have got the memo about it....surely?

Always makes me laugh when a low budget indie title comes out and has all of those options above and more, makes it so much more enjoyable to sit back and feel like you are playing a game that was indeed intended and made for your native platform.
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#52
Serpent of Darkness
TheinsanegamerNIt's UE3, how incompetent does WB have to be to not be able to get multi gpu working? They managed it before, and that game engine is not exactly new. What an embarrassment.
The coding probably isn't the issue. The way in which they used/wrote the codes with the UE3 engine is probably not the issue, or the big "x-factor" as to why they can't get CrossfireX or SLI working. It could have come down to a decision, at the lead developer's level to say hey, with SLI/CrossfireX, there isn't going to be gains in FPS greater than 5 or 10%. So why even bother implementing it. There is absolutely no point in having 100% multi-gpu support for any PC game if there's no greater gains in performance. It's just not practical for the field, and there's no point paying AMD or NVidia royalties to use codes for multi-gpu utilization. This doesn't mean you can't use SLI or CrossfireX to run the game. It won't be multi-gpu bug free or optimized for multi-gpu setups. So you run the risk of crashing the game or the driver, or experience the fluidity of the game being choppy, or witness memory corruption on the GPUs' Framebuffer, or objects blinking in the game during the rendering, or the average fps just being completely horrid. AMD and NVidia aren't going to come out with profiles or optimized drivers for this Batman PC Game on the multi-gpu side of the bigger picture.

To me, it's probably a similar issue like the recent release of Call of Duty, but CoD isn't suffering from any major problems as Batman. It's probably just your typical PC Game that has a lot of high level poly-models, purty 4k textures, and all the razzle dazzle particles effect. The GPU can only render so much, and SLI/CrossfireX isn't going to push the performance any better because theirs a lot of other things that aren't being rendered by the GPU. So the CPU has to play catchup. Eye Candies are being rendered by the CPU, and these things can't be rendered by the GPU. If the GPU could render everything, and this putty-cat mean everything, life as a PC enthusiast would be heaven because your FPS would probably stay or exceed the average 60 fps reality-like settings. It's not heaven, so no, it's not going to happen. So performance is crap unless you OC your CPU past 4.0 Ghz. CPU needs more muscle, and a lot of Consumers don't have phat-pockets to go out and purchase a new i7 6950x on the fly, put an EK waterblock with a decent rad on it, OC that bad-boy past 4.4GHz, and enjoy the eye-candy on Ultra Settings. So the average consumer cry that the game is performing horribly bad. Multi-gpu performance isn't helping because I enabled it in the client. There are dual GPUs or two single GPUs in my case, and my FPS isn't hitting high numbers. This probably describes the current situation with a small degree of error, but who is actually calculating standard deviations... 2 Sigmas ftw.

Most likely, it isn't UE's fault. I don't believe it's an error on the coding. If it is, then the twinky-loving, ugg-wearing programmers working under WB or whoever, is making everyone look bad... Must have gotten UE certified at a Chinese sweat-shop?
acperience7Wow what a crock. Game released>game re-released>patched>still broken. Glad I never spent money on this one. Whatever happened to releasing a quality game? The cash grabs publishers pull on people is crazy.
This has been pretty par practice for PC Gaming Development for the past 3 to 6 years... Announce a game, get a team to develop it, push that hype by advertising it, say it's blessed by AMD or Intel or NVidia, mention who producing it and what they produced in the past, and release it. On their end, they will watch it fill their pockets while its get full, have their A-team or B-team tech support/programmers to fix it or just let it burn. Remember that developers get their money from the vendors, and they are under contract to sell it at a certain price. The vendors in turn get their money from the consumers and make a little profit off of it. If business projections show that the vendor are going to exceed their supply in a short time, the vendors reorder more, or the problem could be fixed just by digital downloading the products for big bucks and eliminate the limited supply aspect of the scenario.
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#53
Uplink10
Arkham Knight is a mess but people are forgetting that there is a lot older games which have bugs that have never been and never will be resolved:
-Mass Effect 2 & 3 both still have problems with HUD, sometimes it freezes and you can't use powers or change them with some other power for shortcut
-Mass Effect 1 gameplay is seriously flawed, when you hit someone or if you are hit with biotic power you start flying through the room or are being dragged through the floor...
-Splinter Cell Blacklist still crashes after 20-30 minutes on a lot of AMD and Nvidia systems

I am sure there is a lot of other bugs in other games and some of them like in Blacklist are game-breaking. But there is no public outcry or refunds being available.

Nobody set the limit of how the games should perform and how many bugs are allowed but it looks like some games like Blacklist which quits on me after 23-26 minutes get away with it.
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#54
rtwjunkie
PC Gaming Enthusiast
Uplink10Nobody set the limit of how the games should perform and how many bugs are allowed but it looks like some games like Blacklist which quits on me after 23-26 minutes get away with it
I think it may be based on how widespread the bugs are. I know for me, Blacklist was a perfect experience. Literally no one crash and utterly smooth throughout.
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#55
Aquinus
Resident Wat-man
There are ways you can write rendering and post-processing code to make it so the next frame requires the last frame to be rendered for things like motion blur which is what destroys CFX/SLI more often than not. It was probably just badly coded and wasn't conducive to overhauling it to make it play nice with CFX and SLI. Needless to say, they should have thought about this before implementation and they didn't, so now they're just shrugging their shoulders and telling consumers to get over it. Not a very good PR tactic...
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#56
newtekie1
Semi-Retired Folder
natr0nIron Galaxy is supposed to bring Killer Instinct to PC soon.


I wonder how that will turn out. :(
I think it will depend on how much time they have to do the port. I remember reading somewhere that Rocksteady/WB only gave Iron Galaxy 2 weeks to do the port for Batman.
...PACMAN...Yeh that's Bethesda for you, if it makes you feel any better, it took me two weeks of non stop tweaking to get Skyrim to behave on my older system. By the time I was done I couldn't be bothered to actually play it as I was sick of seeing the same run I had been tweaking it from :shadedshu:
I'm sure if I just turned down a few settings I could get completely smooth, but maxed out at 1440p just isn't smooth on a single 970. I'm hoping they'll get SLI working in a patch pretty soon.
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#57
Athlonite
newtekie1I'm sure if I just turned down a few settings I could get completely smooth, but maxed out at 1440p just isn't smooth on a single 970. I'm hoping they'll get SLI working in a patch pretty soon.
I wouldn't hold my breath on getting another patch for Skyrim if I was you Pretty sure Bethesda have said the last one was it
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#58
newtekie1
Semi-Retired Folder
AthloniteI wouldn't hold my breath on getting another patch for Skyrim if I was you Pretty sure Bethesda have said the last one was it
We're talking about Fallout 4.:)
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#59
Exceededgoku
I actually have to retract my statement, after playing this over the weekend and again today on the latest AMD Crimson drivers I can report that there are NO performance issues with quadfire in this game. Hinting at some kind of crossfire performance boost. I'm running everything on max bar the Nvidia specific settings!
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#60
TheGuruStud
newtekie1We're talking about Fallout 4.:)
At least you can get out of the vault. The game is completely broken.

It's a good thing I don't pay for this crap.
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#61
newtekie1
Semi-Retired Folder
TheGuruStudAt least you can get out of the vault. The game is completely broken.

It's a good thing I don't pay for this crap.
When I was forcing alternate frame rendering the game would consistently crash right at the vault entrance, when I was leaving. I was stuck in the vault for a good while before I figured out what was causing the crash. I just ran without SLI for a while until SLI was officially supported. Now SLI works great, and the game is so nice.
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#62
TheGuruStud
newtekie1When I was forcing alternate frame rendering the game would consistently crash right at the vault entrance, when I was leaving. I was stuck in the vault for a good while before I figured out what was causing the crash. I just ran without SLI for a while until SLI was officially supported. Now SLI works great, and the game is so nice.
The vault doesn't open in this case. It's a common bug.

No clipping or deleting the door is pointless b/c the Fing MORONS tied VATS enabling to the animation sequence.

If you cheat through, then you have to manually enable VATS with a command everytime you 1st load, every time you die and sometimes when reloading.

It's a pile of crap like every other from these jackasses. They should be dissolved.

The modders will fix what they can. That should be Bethesda's slogan.

New Vegas was really a joke. If you traveled in a cerain area of the desert near the beginning of the game it would freeze every time. That common bug was NEVER fixed.

There's not much hope for this game. 1.2 patch is a joke. For fuck's sake, it has the same mouse Y sensitivity screw up that was patched in Skyrim. Not one of these assholes even bothered to play the game. It's obvious. You have to disable mouse accel, fix Y axis and fix various display issues in the THREE ini files!

Their heads should be on pikes, but they're lauded as great devs. Quit buying this shit.

At least blizzard games work after waiting umpteen years for a release.
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#63
Frick
Fishfaced Nincompoop
...PACMAN...Yeh that's Bethesda for you, if it makes you feel any better, it took me two weeks of non stop tweaking to get Skyrim to behave on my older system. By the time I was done I couldn't be bothered to actually play it as I was sick of seeing the same run I had been tweaking it from :shadedshu:
AND PEOPLE STILL HAIL THEM AS GODS
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#64
...PACMAN...
FrickAND PEOPLE STILL HAIL THEM AS GODS
The ideas and settings behind their games are fantastic, it's the execution that is sloppy due to the dated/mutated/often slated engine. WoW suffers from the same issues, it could be so much more with a new engine built from the ground up. Both Bethesda and Blizzard have the dosh to do it and they really should.
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#65
TheGuruStud
My friend has been playing this mess. 1.2 makes it literally unplayable. Tons of new bugs introduced like mouse not aiming in menus correctly, minimizing randomly to desktop, reloads taking all day, crazy display resizing in game, more general fuck ups and crashing...
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#66
TheMailMan78
Big Member
I
TheGuruStudMy friend has been playing this mess. 1.2 makes it literally unplayable. Tons of new bugs introduced like mouse not aiming in menus correctly, minimizing randomly to desktop, reloads taking all day, crazy display resizing in game, more general fuck ups and crashing...
I have almost 50 hours in the game without a single issue. Not a single crash. Sounds like pilot error to me.
Posted on Reply
#67
TheGuruStud
TheMailMan78I
I have almost 50 hours in the game without a single issue. Not a single crash. Sounds like pilot error to me.
It very rarely crashed before the patch. This is typical Bethesda. They introduce more problems than they fix.

More than enough problems with this pile all over the internet.
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