Union TWN7390 PCI VGA Video Card (Trident TGUI9440-3)

This listing is for a vintage Union TWN7390 PCI VGA graphics card featuring the Trident TGUI9440-3 chipset and 1MB of video memory. Cards based on the Trident TGUI9440 series are well known for solid DOS compatibility and dependable 2D performance, making them a good choice for late DOS and early Windows-era systems.

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Key Features:

• Manufacturer: Union
• Model: TWN7390
• Chipset: Trident TGUI9440-3
• Memory: 1MB
• Bus Interface: PCI
• VGA / SVGA 2D accelerator
• Good DOS and Windows 3.1 / 95 / 98 compatibility

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Performance & Usage Notes:

• Well suited for DOS applications and classic VGA gaming
• Reliable and compatible 2D output for everyday retro use
• Limited video memory — not intended for high resolutions or 3D acceleration
• Ideal for 486, early Pentium, and period-correct PCI retro builds

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Condition:

• Tested and working
• Clean vintage condition with normal cosmetic wear due to age
• You will receive the exact card shown in the photos

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Important Information:

Buyer is responsible for verifying hardware and software compatibility prior to purchase. Please ask any questions or express concerns before buying. All items are carefully packaged to ensure safe shipment.

Ships in anti-static packaging and protective materials.