ddr memory

Users questions:What DDR memory, respectively, know what I or II motherboard is DDRI or II
Experts answer: general, then it is how the frequency. Better to use cpu-z test. DDR frequency is 400,333,266 ordinary. DDRII frequency generally 533,667,800,1066. Only from the outside a bit more difficult, but not distinguish between SD and ddr so simple ... ...
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