Simple past tense and past participle of overclock.(verb)
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Use "overclocked" in a sentence
"C when overclocked, which isn't a bad result at all."
"We haven't heard that endorsing the idea overclocked parts is really a policy change for AMD, so it might just be that previous layout, routing, and design choices provided for a narrower range of overclockability around the target clock frequency."
"When you hear about a phone being "overclocked," it's the kernel that is overclocking the processor."