The ThinkPad T440p supports a 1,600MHz processor memory clock speed which is faster than most portable PCs of a similar type and age to it. Most laptops that were released more than two years ago support a 133MHz processor memory clock speed. In addition, this portable PC supports 1 and 333MHz processor memory clock speeds.
This notebook PC's memory clock speeds supported by processor (1,600MHz) is in fact the best supported memory clock speeds supported by processor amongst all medium processor core notebook PCs that were launched around the same time as the ThinkPad T440p.
Amongst similar types of notebook PC the worst supported memory clock speeds supported by processor is 133MHz.