MacBook Pro, 13-inch, 2.26GHz. Carved from a single block of aluminum, MacBook Pro is slim, light, and durable enough to take anywhere.

MacBook Pro, 15-inch, 2.53GHz. Carved from a single block of aluminum, MacBook Pro is slim, light, and durable enough to take anywhere.

MacBook Pro, 13-inch, 2.53GHz. Carved from a single block of aluminum, MacBook Pro is slim, light, and durable enough to take anywhere.

New MacBook 2.26GHz Intel Core 2 Duo with 250GB hard drive and built-in 7-hour battery.

Refurbished MacBook Pro 2.66GHz Intel Core 2 Duo at the online Apple Store.

MacBook Pro, 15-inch, 2.66GHz. Carved from a single block of aluminum, MacBook Pro is slim, light, and durable enough to take anywhere.

13.3-inch 1280-by-800 pixel LED-backlit display 2GB memory 160GB hard drive 8x SuperDrive (DVDR DL/DVDRW/CD-RW) Built-in iSight camera Standard keyboard

MacBook Pro, 15-inch, 2.8GHz. Carved from a single block of aluminum, MacBook Pro is slim, light, and durable enough to take anywhere.

Refurbished MacBook Air 1.6GHz Intel Core 2 Duo at the online Apple Store.

Apple MacBook Air, 13-inch, 1.86GHz. Its precision aluminum unibody enclosure helps make MacBook Air incredibly thin and amazingly light.

13.3-inch 1200-by-800 pixel LED-backlit display 2GB memory 250GB hard drive 8x SuperDrive (DVDR DL/DVDRW/CD-RW) Built-in iSight camera Illuminated keyboard

Apple MacBook Air, 13-inch, 2.13GHz. Its precision aluminum unibody enclosure helps make MacBook Air incredibly thin and amazingly light.

Intel Core 2 Duo 2.0GHz, 4GB DDR3, 250GB SATA, NVIDIA GeForce 9400M, 13.3" Display, Aluminum unibody, SuperDrive, Gigabit Ethernet, AirPort Extreme Wi-Fi, Bluetooth, iSight camera

Refurbished MacBook Air 1.86GHz Intel Core 2 Duo at the online Apple Store.

17-inch high-resolution widescreen display 2GB memory 200GB hard drive; 7200 rpm 8x SuperDrive (DVDR DL/DVDRW/CD-RW) NVIDIA GeForce 8600M GT with 512MB of GDDR3 memory Built-in...