clock speed 
noun
The operating speed of a computer or its microprocessor, expressed in cycles per second (megahertz): the processor is available in 25MHz, 33MHz, and 40MHz clock speeds...
- The core clock speed and memory interface speeds of the slower cards have yet to be determined, according to the spokesman.
- After all, a clock speed of 2200 MHz should not be any sort of a problem for a 0.13 micron design.
- However the clock speed of the CPU matters much less then the video card at higher settings.
- orthogonal projection
- orthogonal trajectory
- orthograde
- orthographer
- orthographic
- orthographical
- orthographically
- orthographic projection
- orthographise
- orthographist
- orthographize
- orthography
- orthohelium
- orthohydrogen
- orthokeratology
- orthokinesis
- orthokinetic
- orthological
- orthologous
- orthology
- orthometric
- orthomolecular
- orthomorphic
- orthomorphism
- orthomyxovirus