Intel's latest Sandy-Bridge (now known as second-gen Core processors) architecture was the jolt the Apple MacBook Pro 13-inch (Thunderbolt) needed to boost pure processing power to unprecedented highs. 70% Apple MacBook Pro 13-inch (Thunderbolt) Origen: PC Mag EN→ES The littlest MacBook Pro may be the most desirable laptop from a design perspective, but I'll be the first to admit that I didn't have much respect for its brains until now.