Posted 01 March 2011 - 04:39 AM
The 667MHz DDR2 is the correct one, but Dell may have standardised on DDR2-800, which should drop back to run at the 667MHz. The Yonah architecture doesn't have the data throughput to fully utilise the bandwidth of PC2-5300, that's true, but 667MHz runs syncronously, 533MHz wouldn't so 667 is best. Because of production volumes, lower spec memory can cost more anyway, which is one reason Dell might have standardised on the 800MHz.
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