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SLI for 1440p?

Soldato
Joined
19 Jun 2009
Posts
6,353
Location
London
Right so I've got a bit of a dilemma in that I have a GTX 560 Ti Twin Frozr II and I just find it's struggling a bit to play games at 2560*1440 so have been thinking of either going down the SLI route and getting another GTX 560 Ti or a GTX670 / 7950

I see the GTX560's are going for about £100 second hand and was wondering if this would give me better performance than a 670 /7950?

Another issue is my power supply, I've got a corsair 750 which I'm not sure will be enough to SLI or not.

What would you do in this situation, save £150-£200 or so and get another 560 or opt for a single card upgrade to the 670/7950? I'll only be using one monitor and have no plans on changing that.

Any advise would be appreciated.
 
If your current 560 Ti is the 1GB version, I would look to replace it with something along the lines of the Gigabyte WF/EVGA FTW 670 or the Gigabyte WF 7950.
 
I replaced my 2xGTX460 1GB SLI both O/C'd with a single Sapphire 7950 O/C'd and I am getting about a 35% speed increase over the 460SLI setup

Can happily play SkyRim at 2550/1440 mode on Ultra with the 7950 where as the 2x460SLI was struggling on settings lower than that.

Might help, 460 - 560 will give slighty different results.
 
I replaced my 2xGTX460 1GB SLI both O/C'd with a single Sapphire 7950 O/C'd and I am getting about a 35% speed increase over the 460SLI setup

Can happily play SkyRim at 2550/1440 mode on Ultra with the 7950 where as the 2x460SLI was struggling on settings lower than that.

Might help, 460 - 560 will give slighty different results.

Limited by vram. Powerwise maybe it would manage but 1gb cards would never handle it. I got rid of my 580 sli 1.5gb cards for that reason.
 
Thanks for the replies.

It seems the general consensus is a 670 /7950 > 560 Sli for my needs so I might just consider shifting my 560Ti to help fund for one of the two.

I'm guessing the 670 / 7950 would still be better over say perhaps a GTX 580 3GB?
 
Thanks for the replies.

It seems the general consensus is a 670 /7950 > 560 Sli for my needs so I might just consider shifting my 560Ti to help fund for one of the two.

I'm guessing the 670 / 7950 would still be better over say perhaps a GTX 580 3GB?

Indeed the 670 and 7950 is better over the 580 3GB.

580 Vs 670 charts

580 Vs 7950 charts

670 Vs 7950 charts

Please also note that the 670 and 7950 have newer drivers which improve fps over the tables shown here and only use the tables as reference.
 
If you could pick up a 5803gb cheap enough it wouldnt be that bad though but yeah,the 670 or 7950 is the way forward.

If you not fussed about physx I would go 7950 as its better bang per buck and more vram/bandwidth (not a dis to the 670 though as they both great cards).
 
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on the proviso that AMD have bothered to release drivers that actually work for the main game you play (not that I'm at all bitter or anything)

I understand this happens but I play every big game that's released (I enjoy gaming so what!) and Ive had no problems with single or crossfire. Granted performance gets better as time goes on with drivers but that's not to say drivers are crap in the first place. I actually had more problems with 580 sli.
 
for me, this isn't even crossfire, this is single card and my usage zooms from 30% to 80% with frame rates from 20's to 60, and it's a cryengine 3 game so you'd think they'd manage it at some point :(
 
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