770 OC2 vs R9 290 graphics card comparison question

[solidgun]

SAPPHIRE TRI-X OC 100362-2SR Radeon R9 290 4GB 512-bit GDDR5 PCI Express 3.0 Video Card
http://www.newegg.com/Product/Product.aspx?Item=N82E16814202080

PNY VCGGTX7704XPB-OC2 G-SYNC Support GeForce GTX 770 4GB 256-Bit GDDR5 PCI Express 3.0 x16 SLI Support Video Card
http://www.newegg.com/Product/Product.aspx?Item=N82E16814133499&cm_re=770_oc2-_-14-133-499-_-Product

Between these two units, which has better performance if the price was the same?

 

[cin19]

r9 290 is better than gtx770. Review http://www.techspot.com/review/762-gigabyte-radeon-r9-290-oc/

 

[Rapajez]

Agreed, to put it another way: http://www.anandtech.com/bench/product/1037?vs=1068

The Tri-X is a good model, Vapor-X and the MSI Gaming aren't bad either.