GVP Spectrum 28/24

Manufacturer: GVP (Great Valley Products)
Manu ID num: 2193
Card ID: 1
Chipset: Cirrus Logic GD5426 or GD5428 - 24bit
Ram: 1,2MB DRAM
Bus: Zorro II & III autosensing
Pixel Clock: 85Mhz 8bit, 45Mhz 16bit, 28Mhz 24bit
Max Res:
1600×1280×8 64 Hz
1280×1024×8 92 Hz
1152×900×16 72 Hz
1152×900×8 65 Hz
1024×768×16 86 Hz
1024×768×8 79 Hz
800×600×24 49 Hz
800×600×16 81 Hz
640×480×24 59 Hz

RTG Support
Picasso 96: Yes
Cybergraphx: Yes
EGS: Yes
Card Specific RTG Systen: No

JUMPERS
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JP1    1-2 = ZII and ZIII autosensing.        2-3 = Force ZII

Thanks to Michael Dittmar