ThinkStation is a brand of professional workstations from Lenovo announced in November 2007 and then released in January 2008. They are designed to be used for high-end computing and computer-aided design (CAD) tasks and primarily compete with other enterprise workstation lines, such as Dell's Precision, HP's Z line, Acer's Veriton K series, and Apple's Mac Pro line.
A ThinkStation C20 with its distinctive front grille
Inside a ThinkStation P900
ThinkStation P300 internals
The Lenovo ThinkStation S10
Dell Precision is a series of computer workstations for computer-aided design/architecture/computer graphics professionals, or as small-scale business servers. They are available in both desktop (tower) and mobile (laptop) form. Dell touts their Precision Mobile Workstations are "optimized for performance, reliability and user experience."
Precision 5810
One of the first Dell Precision systems
Dell Precision T3500 workstation with Xeon processor
Dell Precision 620MT with dual Pentium III processors