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The AAA-UDMA is a full-size PCI UDMA RAID card with four, 40-pin internal UDMA connectors (for 1 UDMA drive each), ideal for entry-level UDMA servers. Data transfer rates of up to 66 MB per second are supported. Ships with a 2 MB cache memory modules, upgradable to 64 MB. This 32-bit PCI card supports RAID levels 0, 1, 0/1, and 5 including bootable array and hot-spare functionality
Small Image of AAA-UDMA ATA RAID Card
DownloadsDocumentationTechnical Specifications

Note: Only drivers that are not included or embedded within a supported operating system are listed below. To see a complete list of supported operating systems see the Product Specifications

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Bios Updates and Other Downloadable Files

Bios Updates and Other Downloads


Microsoft Windows 2000
Microsoft Windows 95
Microsoft Windows 98
Microsoft Windows NT

Novell NetWare

Novell NetWare Downloads

Hardware Installation
how to install your adaptec pci card (html 74 kb)
Installing Drivers or Software
aaa-udma readme (html 85 kb)
ci/o 4.03 readme (html 83 kb)
dimm compatibility list (html 68 kb)
Product Documentation
Install Guide for the AAA-UDMA (PDF 852 KB)
User's Guide for the Adaptec CI/O Management Software v4.03 (PDF 9 MB)
Adaptec AAA RAID Card Family (PDF 752 KB)
Customer Needs
  Small businesses and workgroups deploying entry-level servers
System Environment
  Entry-level ATA/UDMA server
Cache Memory
2 MByte (upgradable to 64 MB)

Bus System Interface Type

32-bit PCI
External Connectors
Internal Connectors
Four 40-pin internal Ultra DMA/66 connectors
System Requirements
PCI-based 266 MHz Pentium II, with more than 64 MByte of system memory
Package Contents
AAA-UDMA card Adaptec CI/O Management software Array1000U2 Family Manager Set software AAA-UDMA user documentation set Four internal 2-position UDMA cables
5-year warranty (materials and manufacturing)


Four-channel Ultra DMA RAID card supports RAID 5 functionality

Data transfer Rate

66 MByte/sec

RAID Levels

RAID 0, 1, 0/1, 5

On-board Extras

RAID co-processor

Board Dimensions

12.28 x 4.2 inches