Sorry about all these questions but where can is there a complete hashrate list somewhere? More precisely, will http://www.newegg.ca/Product/Product.aspx?Item=N82E16814121660 really give me ~3 KHs? seems like an overkill considering that /index.php/Mining_Hardware_Comparison]http://[Suspicious link removed]/index.php/Mining_Hardware_Comparison seems to predict 1 KHs for a HD7950.