The phrase "a computer that performs" is correct and usable in written English.
You can use it when describing the capabilities or functions of a computer in a specific context.
Example: "We need to invest in a computer that performs efficiently for our data analysis tasks."
Alternatives: "a computer that operates" or "a computer that executes".
A smart card is a tamper-resistant miniature computer that performs some basic computations on input a secret information.
And encryption schemes that lock the use of downloaded music to the computer that performed the download have not been popular for obvious reasons.
By contrast, HST essentially hands that off to a computer that can perform the task within minutes.
Think of it like a computer that can only perform one program at a time.
It began to have the electronic power to fulfill Kay's dream of a computer that could not only perform calculations, but advance human creativity.
Even she relented, and by the middle of that decade we'd acquired an Amstrad PCW, a computer that was only capable of performing the most basic letter-writing.
On the other hand, pressing a key on a computer that types those letters means performing the same action, regardless of which letter it is.
The Rx section consists of a spectrum analyser, Anritsu MS2724B [22], controlled by a computer that also stores measurement data and performs preliminary calculations.
This detailed connectivity knowledge has been put into supercomputers, so that computer-savvy neuroscientists can perform experiments in a computer, that is, conduct "e-neuroscience". So a supercomputer will be able to perform the same functions as a rat's cortical column, but a million times faster--at electronic speeds compared to the rat's chemical speeds.
This detailed connectivity knowledge has been put into supercomputers, so that computer-savvy neuroscientists can perform experiments in a computer, that is, conduct "e-neuroscience".
