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Digital Foundry Performance Analysis: Fallout 4

amnesiac

Member
http://www.eurogamer.net/articles/digitalfoundry-2015-fallout-4-performance-analysis

PS4 vs. Xbox One framerate test
PS4 vs. Xbox One vs. Budget PC framerate test

All things put into perspective, Fallout 4 does hold 30fps as a general rule, but drops are noticeable. For example, moving between major city areas is a particular strain on the engine, causing PS4 and Xbox One to drop to 20fps in matching spots on the map. Like clockwork, each platform lurches downward for a spell when passing a threshold in the environment - suggesting assets are being decompressed on the fly for the next location. 30fps is restored relatively quickly on arriving at the next spot, and it's business as usual from there. However it's not an ideal setup when these connecting areas are filled with enemies, and controller response suddenly takes a hit - though PS4 holds a frame-rate advantage in matching runs.

On top of this, Xbox One is unique in its suffering of a stuttering issue, halting the game experience for up to a second during play. It's a glaring hitch downward, and matching runs to the gates of Diamond City shows Xbox One dropping to a record 0fps (zero) while PS4 turns the same corner at 28fps. Each has their blips, but having tested two separate Xbox One and PS4 consoles, the results are always the same across the world at large; we get sizeable stutters on Microsoft's console that aren't present on PS4.

It's a clear result across city areas, but surprisingly PS4 has a shortcoming elsewhere. While most battles produce a similar overall frame-rate, shootouts involving heavy transparency effects can affect PS4 more negatively than we'd expect. In extreme cases, such as on approaching an early Deathclaw enemy in Concord town, PS4 wavers close to the 20fps line when letting rip on a minigun. Fire, smoke, and blood splatter effects collide, and on re-testing this section several times on both consoles, Xbox One consistently produces a near-unshakable 30fps. It's possible this is a side-effect of Bethesda's choice to begin engine optimisations on Xbox One - but even so, PS4's lengthy stretches at the low 20fps range are out of place, given its advantages in every other area.

For now though, evidence so far suggests those buying Fallout 4 on console should get an overall smoother experience from PS4. It's far from perfect, and we have a suspicion re-tests will be due once each machine receives new patches down the line. As ever, we'll update as new information comes in. Meanwhile, for those with PC as their platform of choice, all the signs look good for a smooth experience even on budget kit. We're currently putting together an in-depth guide to settings tweaks and recommended setups, so expect that in the next couple of days.

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Dunkley

Member
Something something interiors

Jokes aside can't wait for the tinfoil crew that called PS4 running worse than the Xbone because of a supposed marketing deal.
 

Renekton

Member
But initial testing shows PS4 and Xbox One's core graphics settings are surprisingly close across the board. Texture maps are matched for resolution, with a generous level of anisotropic filtering across the ground for good measure.
Hopefully this helps put to rest the PS4 AF speculation.

As an aside, we can say that even ultra level textures still fit comfortably within a 2GB framebuffer at 1080p. VRAM utilisation isn't a problem for Fallout 4.
My friend will be happy to hear this :)
 
DF said:
But that's not the whole story. On top of this, Xbox One is unique in its suffering of a stuttering issue, halting the game experience for up to a second during play. It's a glaring hitch downward, and matching runs to the gates of Diamond City shows Xbox One dropping to a record 0fps (zero) while PS4 turns the same corner at 28fps. Each has their blips, but having tested two separate Xbox One and PS4 consoles, the results are always the same across the world at large; we get sizeable stutters on Microsoft's console that aren't present on PS4.

Ouch
 

Tenebrous

Member
Meanwhile, for those with PC as their platform of choice, all the signs look good for a smooth experience even on budget kit.

Yet both consoles still can't maintain a steady 30? Oh well.
 

Yurikerr

This post isn't by me, it's by a guy with the same username as me.
What's so explosive about that comment? I thought people expected this? Although, I haven't read through that ridiculous 60 pager about framerate dips indoors.

There were a period where XB1 was said to be the better option, and we had the classic GAF posts about people changing pre-orders, selling consoles and committing suicide because of it.
 
But that's not the whole story. On top of this, Xbox One is unique in its suffering of a stuttering issue, halting the game experience for up to a second during play. It's a glaring hitch downward, and matching runs to the gates of Diamond City shows Xbox One dropping to a record 0fps (zero) while PS4 turns the same corner at 28fps. Each has their blips, but having tested two separate Xbox One and PS4 consoles, the results are always the same across the world at large; we get sizeable stutters on Microsoft's console that aren't present on PS4.
Damn Bethesda still shipping 0 fps titles
 

g11

Member
Underwhelming performance for both consoles, but after all the pre-launch scuttlebutt, I figured the XBOne would eek out a victory.
 
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