How much should i put my white macbook up for sale? -

I want to upgrade to a macbook pro. i have a white macbook with final cut pro on it which cost me a lot. how much should i ebay it for?

about 500-700 if its in good shape, if not 300-400

if its the newish one like 2Ghz or above and 2gb of ram and above id sell it for 800-1100 bucks

I ll buy it for $50 bucks