The NX500JK supports a faster memory clock speeds supported by processor than most similar spec notebook PCs that have been around for more than two years. This portable PC supports a 1,600MHz processor memory clock speed, whereas most portable PCs of this age and type support a 133MHz processor memory clock speed. This laptop also supports 1 and 333MHz processor memory clock speeds.
A 1,600MHz processor memory clock speed is in fact the best supported memory clock speeds supported by processor amongst all laptops of a comparable age and spec to the NX500JK.
Amongst similar types of portable PC the worst supported memory clock speeds supported by processor is 133MHz.