Ultra 66 Drivers Download

Download the latest version of Ultra 66 drivers according to your computer's operating system. All downloads available on this website have been scanned by the latest anti-virus software and are guaranteed to be virus and malware-free.

Browse the list of top matching drivers below to find the driver that meets your needs. To see more matches from our driver database, use our to customized driver search engine.

To download, select the best match for your device and then click the Download button. Need help? You can get help and discuss drivers on our free driver forum. If all else fails, you can request the driver and we will find it for you.

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Top Ultra 66 Downloads

Ultra 66 Driver Update Utility

Supported OS: Windows 10, Windows 8.1, Windows 7, Windows Vista, Windows XP
File Version: Version 3.5.3
File Size: 1.4 MB
File Name:

Overall Rating:
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Ultra 66 Driver


Supported OS: Win 98, Win 95
File Size: 35.8 KB
File Name:

Overall Rating: (9 ratings, 10 reviews)
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Submitted Dec 4, 2003 by Jack J. (DG Member):
"Bios for the Ultra 66. Works on mine. Downlosded from Promise ftp 8-27-01"

Ultra 66 Driver


Supported OS: Win 98SE
File Version: Version 1.60 Build 19
Release Date: 2000-05-23
File Size: 226.3 KB
File Name:

Overall Rating: (9 ratings, 9 reviews)
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Submitted Dec 4, 2003 by Tim (DG Member):
"It has worked in the past. I just flashed it's BIOS yesterday and updated the driver, but still having problems. I Haven't, however, isolated the problem to the Promise controller. The files I uploaded are directly frome the Promise website. Install the new driver first. Read the "Readme" file first. ..."

Ultra 66 Driver


Supported OS: Win NT 4.0
File Size: 96.0 KB
File Name:

Overall Rating: (8 ratings, 8 reviews)
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Submitted Dec 4, 2003 by Lou (DG Member):
"Win 95/98/NT4 Found original disk from vendor."
server: web2, load: 0.54