STB Horizon 64 Video
The Horizon 64 Video was based on the Alliance ProMotion 6422 chip, which was a 64-bit integrated 2D Window /VGA/motion video accelerator. It supported 1, 1.5 or 2 MB of EDO or FPM DRAM memory.
| Released | 1995 | |
| Bus | PCI | |
| Chipset | Alliance ProMotion-6422 | |
| Standards | Hercules, CGA, EGA, VGA | |
| Memory | 1 MB, 1.5 MB or 2 MB EDO/FPM DRAM | |
| RAMDAC | - | |
| Ports | 15-pin DSUB (analogue video out) | |
| Part # | - | |
| FCC ID | - | |
| Price | - | |
| See Also | Horizon 64 | 
The core clock of the ProMotion-6422 ran at 135 MHz, and it supported a maximum resolution of 1280 x 1024.
Board Revisions
I don't have any information on board revisions for the Horizon 64 Video cards.
Competition
In the Media
        
Setting it Up
        
Downloads
| Operation Manual Get in touch if you can provide this missing item! | Original Utility Disk Horizon 64 Utility/Drivers release 1.0 | ROM BIOS Get in touch if you can provide this missing item! | 
| Windows 3.1 Drivers Horizon 64 Video Windows 3.1x drivers release 1.00a | Windows 95 Drivers Horizon 64 Video Vision 95 Windows 95 Drivers release 1.23P | Windows NT 3.51 Drivers For Horizon 64 Video, Windows NT 3.51 Drivers | 
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