IBM Lenovo Thinkpad R51 Laptop Pentium M 1.6GHz $489.00 IBM Lenovo Thinkpad R40 Laptop Pentium M Centrino 1.3GHz $479.00 IBM Lenovo Thinkpad G41 Laptop P-IV 3.33GHz $599.00 IBM Lenovo Thinkpad T43 Laptop Pentium M Centrino 1.73GHz $639.00 IBM Lenovo 3000 C200 Laptop Dual Core 1.6GHz T2060 $699.00 IBM ThinkPad T43 Pentium M Centrino 1.8GHz $849.00