Laptops
Linux laptop: high-performance, low-cost linux notebooks from linuxcertified
http://www.linuxcertified.com/linux_laptops.html
Laptops - Desktops: Eracks
Laptops - Desktops: Eracks
http://eracks.com/products/Laptops/
LinuxComputerSystems
Linux computer systems supplies workstations, servers & beowolf nodes, from amd k6 to quad intel pentium ii xeon servers. starting at $675
http://www.linuxcomputersystems.com/