Radeon r5 vs Intel hd 4000?

Hello I'm looking to buy a new laptop for school and mine craft these are my choices

K55A-BI5093B

Lenovo Laptop G50 (80E301GUUS)

The Lenovo has an amd a8 6410 with a dedicated Radeon r5

Next is the asus with an i5 and integrated Intel hd 4000

What would be the best for multitasking, Microsoft office, minecraft, and emails

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