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Vintage ATI VGA Wonder+ (VGA Wonder Plus) 16-Bit ISA SVGA Graphics Card For Sale
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Up for sale is an authentic vintage ATI VGA Wonder+ 16-bit ISA graphics adapter (PCB Part Number 1090009510, Board Assembly 104A109510, Made in Canada). Powered by the genuine ATI 28800-2 graphics controller, an ATI 18820 bus interface IC, and a socketed Triad Semiconductor TR9C1710-66PCA RAMDAC, this iconic board is renowned for its versatile multi-monitor support across analog and legacy digital displays. An essential period-correct display card for vintage IBM PC, XT, 286, 386, and 486 retro computing rigs and DOS gaming builds. Specifications Manufacturer: ATI Technologies Inc. (Made in Canada) Model: VGA Wonder+ (VGA Wonder Plus) Part Numbers: 1090009510 (PCB) / 104A109510 (Assembly) Bus Interface: 16-bit ISA (backwards-compatible with 8-bit ISA slots) Core Controller: ATI 28800-2 Bus & Mouse Controller: ATI 18820 RAMDAC: Triad Semiconductor TR9C1710-66PCA (DIP-28 socketed) BIOS ROM: Dual EPROM configuration (VGA WONDER+ V1M-1.03/70 EVEN & ODD) Installed Memory: 256 KB Fast Page Mode DRAM (2× TI TMS44C256-80N + 2× Micron MT 4C4256-8 80ns chips) Memory Expandability: Expandable to 512 KB via 4 open 20-pin DIP sockets (U1–U4) External Bracket Ports: Standard 15-pin analog VGA (DE-15) for CRT/LCD monitors 9-pin digital TTL (DE-9) port for digital CGA, EGA, and TTL monochrome displays 8-pin Mini-DIN ATI InPort bus mouse connector
Condition & Notes Clean vintage hardware in very good cosmetic preservation with intact gold edge contacts, clean traces, and no capacitor leakage. Expansion sockets U1–U4 are clean and ready for an upgrade to 512 KB using standard 256K×4 DRAM ICs. Card only; software drivers, video cables, bus mouse, and original box are not included.
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