ADAPTEC AHA-2840A/42A VESA localbus controller SCSI Card.
<p>Bus System Interface Type 32 Bit for VL (VESA Local Bus) based computers. 
This adapter supports 8-bit SCSI via internal and external 50-pin connectors. 
</p>
Up to 40 MBytes/sec on the VL-BusUp to 10 MBytes/sec synchronous Fast SCSI data rate.
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