need to buy new 2gb ram help .

lately my pc is slow as hell . opening a video takes more than 30 sec .and i m digital concept artist need to work on adobe ps6 and once ps6 and firefox is open pc slows wayyy too much .i need to buy new ram but which one i should buy ? if u can pls post flipkart or snapdeal links here.so i knw exactly which one to buy .

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pls help me asap . i dnt want to buy something which not works in my pc .

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should i buy this one ? is this compatible with my unit ?reviews are good too

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i m going to buy ram tomorrow help me guys . so far like 100 views nobody answering .