It happened around 1:10 a.m. along the 6500 block of Souder Street.
Police say the victim, a 22-year-old man, was sitting in his car when the gunman approached and tried to take the laptop.
The victim resisted and was shot in the neck.
He was last reported in critical condition.
The attacker fled with the laptop. He is described as a black man, about 20 to 25 years old standing about 6'1" tall. He had light facial hair and all-black clothing.