the relative speed of progress or change | the act of improving something (especially machinery) by raising it to a higher grade (as by adding or replacing components) |
amount of a charge or payment relative to some basis | hardware that provides better performance than an earlier version did |
a quantity or amount or measure considered as a proportion of another quantity or amount or measure | the property possessed by a slope or surface that rises |
a magnitude or frequency relative to a time unit | a reservation that is improved |
| software that provides better performance than an earlier version did |
| an upward slope or grade (as in a road) |