The HP Elitebook 1040 G1 supports a 1,600MHz processor memory clock speed which is faster than most portable PCs of this spec and age. Most portable PCs of this age and type support a 133MHz processor memory clock speed. This portable PC also supports 1 and 333MHz processor memory clock speeds.
A 1,600MHz processor memory clock speed is actually the best supported memory clock speeds supported by processor across all notebook PCs of this age and spec.
Across comparable types of laptop the worst supported memory clock speeds supported by processor is 133MHz.