Refurbished 13.3-inch MacBook Air 1.1GHz quad-core Intel Core i5 with Retina Display and True Tone technology - Space Gray - Apple
New vs Old: MacBook Pro Benchmarks compare the Core 2 Duo 13″, Core i5/i7 15″ and 17″ models | OSXDaily
Refurbished 13.3-inch MacBook Air 1.2GHz quad-core Intel Core i7 with Retina Display and True Tone technology - Silver - Apple
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2013 MacBook Air CPU Comparison: Core i5-4250U vs. Core i7-4650U [AnandTech] | iPhone in Canada Blog
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Apple M1 vs Intel i7: Cherry-picked benchmarks and shifting Tiger Lake SKUs leave Intel looking revolutionary rather than evolutionary - NotebookCheck.net News
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Amazon.com: Apple MacBook Air 13.3-inch MJVE2LL/A, 2.2Ghz Intel Core i7-5650U, 8GB RAM, 256GB SSD, Silver (Renewed) : Electronics
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