Best GPU for new gaming rig?

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At the moment I think this is the best (available) 7970:
R7970-2PMD3GD5/OC
Core/Memory
1010MHz Core
3072MB GDDR5 5500MHz Memory

five_pictures1_2516_20120131144054.jpg


r7000_vga.jpg


But companies are going to release 7970 with better than reference coolers and more o/c.
This brings up the question of whether you want to deal with a dual-GPU setup or not. If you do, something akin to a pair of 560 Tis (or 6970s if you REALLY want to go AMD, though they currently are more expensive) would be the best route. The alternative would be a single 7900-series card. (7950 or 7970; take your pick of whichever happens to still be in stock at the moment) The best performance, at least today, would come from the pair of older video cards, though the single more powerful one would be more forward-looking, and not just because it leaves the option to get a second one later.

Note that while the Z68 motherboard only supports 8-lane PCI-e slots in CrossFire or SLi, this likely won't hamper performance much at all, since it's PCI-e 2.0. And yes, *ALL* Sandy Bridge motherboards, of any chipset, lack support for dual-16-lane slots; for some reason Intel decided you have to shell out for Sandy Bridge-E to get that.
 


Ok so if I went with a 7970 what brand would be best?
 


At the moment I think this is the best (available) 7970:
R7970-2PMD3GD5/OC
Core/Memory
1010MHz Core
3072MB GDDR5 5500MHz Memory

five_pictures1_2516_20120131144054.jpg


r7000_vga.jpg


But companies are going to release 7970 with better than reference coolers and more o/c.
 
Solution
Guru3D uses the following games in their test suite, COD-MW, Bad Company 2, Dirt 2, Far Cry 2, Metro 2033, Dawn of Discovery, Crysis Warhead. Total fps (summing fps in each game @ 1920 x 1200) for the various options in parenthesis (single card / SL or CF) are tabulated below along with their cost in dollars per frame single card - CF or SLI:

$ 240.00 6950 Frozr OC (484/759) $ 0.50 - $ 0.63
$ 205.00 560 Ti - 900 Mhz (495/862) $ 0.41 - $ 0.48
$ 340.00 570 (524/873) $ 0.65 - $ 0.78
$ 500.00 580 (616/953) $ 0.81 - $ 1.05
$ 450.00 7950 (603/NG*) $ 0.75 - ERR*
$ 550.00 7970 (675/NG*) $ 0.81 - ERR*

Asterisk indicates unable to complete significant number of games in test suite. Expected to be addressed w/ future driver releases.

So under $600 ......

-Twin factory OC'd 6950's gets ya 759 fps for $480 at a cost of 63 cents per frame

-Twin factory OC'd 560 Ti's gets ya 862 fps for $410 at a cost of 48 cents per frame

-Single 580 gets ya 616 fps for $500 at a cost of 81 cents per frame

-Single 7950 gets ya 603 fps for $450 at a cost of 75 cents per frame

-Single 7970 gets ya 675 fps for $550 at a cost of 81 cents per frame

The 560's give ya the most fps at the lowest cost per frame. The 560's and the two 79xx models can be OC's 20% beyond what they come set at "outta the box".

http://www.newegg.com/Product/Product.aspx?Item=N82E16814125363
 


ASUS P8Z68-V PRO/GEN3 LGA 1155 Intel Z68 is great for SLI since it has 2 slots between the two PCIE 3.0. That can make it possible for even placing two 3-slot cards.
C2Uqblp9iP7AyCsl_500.jpg


:)
 
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