hello so i was going to buy radeon hd 7770 witch is around 100 euros in my country but then i found this http://www.gigabyte.us/products/product-page.aspx?pid=4278#ov its like 50euros can you compare them pls
http://www.gigabyte.us/products/product-page.aspx?pid=4278#ov
vs
http://www.sapphiretech.com/presentation/product/product_index.aspx?pid=1723&lid=1
http://www.gigabyte.us/products/product-page.aspx?pid=4278#ov
vs
http://www.sapphiretech.com/presentation/product/product_index.aspx?pid=1723&lid=1