The IBM ESDI Hard Disk Attachment is a Micro Channel card that brought high-performance Enhanced Small Device Interface storage to higher-end IBM PS/2 systems, particularly the Model 70 and Model 80. Offering significantly better throughput and reliability than earlier ST-506 controllers, it helped establish the PS/2 as a serious workstation platform.

Details

Manufacturer	IBM
Model	ESDI Hard Disk Attachment
Year	1987
Condition	Working
Reference	https://theretroweb.com/expansioncards/s/ibm-esdi-hard-disk-attachment

Specs

Chip	72X7408, 72X8305
Interface	MCA

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History

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