Graphics Cards
3Dlabs, AMD, Matrox, NVIDIA

Input Devices
3D digitizers, digitizing tablets & systems, keyboards, mice, roller balls and track balls

Miscellaneous CAD Hardware
Riverbed

Monitors and Displays
monitors, 3D displays

Motion Capture Systems  
InterSense, OptiTrack, Motion Analysis Corporation

Reviews (Hardware)
collected by

Printers & Plotters
Hewlett-Packard, Okidata

Scanners (Large Format)
Colortrac, Contex, Konika Minolta, VIDAR

Storage
Cohesity, Kintronics