thks alout both of u 2..
btw,i had K9A2 Platinum + athlon x2 5000+ BE + HIS 3870 + 2ghz memory.
n i want to buy athlon II x4 or phenom II x2 550/555.. (my buget about $100~).
which procie that should i buy?
sory, my english is not so good.
As far as what chip you should buy, it depends on what you are going to use it for. The 550 would be a little faster in most games but the 620 would be faster when using applications that actually use all the cores. Both chips are good, but one may be a little stronger for what you are doing.