Is a single Radeon HD 6970 2GB better then 2 Radeon HD 6870 1GB

[hetnikik]

Ok next time I will read the stickies first:

Can anyone give me information about these 2 cards and which one will get better performance? Any help would be...well...helpful.

APPROXIMATE PURCHASE DATE: Hopefully this week

BUDGET RANGE: not worried about money at this point

USAGE FROM MOST TO LEAST IMPORTANT: Gaming Been playing Assassin's Creed III and has started to get a bit laggy

CURRENT GPU AND POWER SUPPLY: ATI Radeon HD 4870 not sure on power supply but think it is 750w ish

OTHER RELEVANT SYSTEM SPECS: using a PCLe 2.0/1 x16 card slot

COUNTRY OF ORIGIN: USA

PARTS PREFERENCES: These are the 2 cards I'm looking at

http://www.newegg.com/Product/Product.aspx?Item=N82E16814150561

http://www.newegg.com/Product/Product.aspx?Item=N82E16814161385

OVERCLOCKING: no
SLI OR CROSSFIRE: Maybe

MONITOR RESOLUTION: 1600x900

ADDITIONAL COMMENTS: not sure which will work better 2 lower end cards or the one higher card (higher and lower being relative)

Thanks for your help

 

[acerace]

Wait. Did you want to Crossfire the 6870?

If not, 6970 is definitely faster than single 6870.