Can the word outperform
replaces achieve faster performance
.
X methods can achieve faster performance than Y.
Become
X methods can outperform Y.
Does sentence 2 gives the same meaning as sentence 1?
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Sign up to join this communityIt does so only if the sole measure of performance is speed of performance. X methods might outperform Y by being, for example, more reliable, softer on the skin, more beautiful ..
short point: you cannot use 'outperform' unless you can state how performance is assessed.