The Arc'Teryx Blade 24 is a top of the line laptop backpack with its premium material and construction and ample storage and organization options.
From the manufacturer:
The mid-sized Blade 24 features a small fleece lined top pocket to protect electronics and a suspended laptop compartment with a laminated easy in/out computer protector. Other critical pockets include a large document compartment, a front pocket with accessory slots and a concealed passport/ticket security pocket.
Construction
Single aluminum stay for durable support
Design
Top grab handle
Padded bottom and sides
Side grab handle with aluminum stay
High-visibility lining
Pack Suspension Configuration
Dual-density shoulder straps with cell/PDA/MP3 attachment straps
Thermoformed backpanel
Pack Pocket Configuration
Top pocket with cell/PDA/MP3 compartment
Large volume top pocket with key clip
Front pocket with organization slots
Wide-opening compartment pockets
Adjustable suspended internal laptop sleeve with laminated protector
