3DLabs
Developer of high end workstation graphics cards.

ATI Technologies
Manufacturer of the Radeon line of video cards and graphics chips.

Matrox Graphics
Manufacturer of the premier line of workstation 2D and multidisplay graphics cards.

NVIDIA
Developer of the most widely used video graphics processors used in the PC hardware market.

SiS Inc.
Developer of the Xabre value line of graphics processor units for PC video cards.

ABIT Ltd.
Manufacturer of PC graphics cards based around the NVIDIA graphic processors.

AOpen
Manufacturer of PC graphics adapaters based on the NVIDIA graphic chipsets.

ASUSTek Computer
Manufacturer of PC graphics cards based on the NVIDIA chipsets.

Gainward (CardExpert)
Maker of a wide range of NVIDIA based graphics cards.

LeadTek Research
Manufacturer of PC graphics cards based around the NVIDIA chipsets.

MSI Inc.
Manufacturer of PC graphics adapters based on the NVIDIA graphic processors.

PNY Technologies
Manufacturer of PC and workstation graphics cards based on the NVIDIA chipsets.

Sapphire Technologies
Manufacturer of PC graphics cards based around the ATI graphic processors.