Is a Intel Core i3 Processor good?

I m starting CC next week tuesday and I need a Laptop and I was wondering Is a Intel Core i3 Processor good for someone who is majoring in Computer IT? I was thinking about buy a mac but thats really expensive lol or should I the mac? Or buy a laptop with an I5 core processor? I was thinking about a toshiba or a lenovo
Added (1). the toshiba I was looking at has an I3 and 8GB with a 1TB HDD
Added (2). im willing to spend at least 600. No dell laptops tho

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