ATTO Software Downloads

The following are current versions of ATTO drivers and software.

Click here for archived ATTO drivers and software. Drivers and software for discontinued ATTO products are here.

If a driver or software package does not appear on this list, it may still be available by contacting ATTO Tech Support.

The current sort appears below. SEARCH the sorted file listing using the search box (when each sort filter is set to “all”, all files are searched).

ATTO Product:
ExpressSAS

Product Family:
ExpressSAS 12Gb GT HBAs

Operating System:
VMware

Title
ExpressSAS 12Gb GT Driver VMware
Updated: September 3, 2026
Files in Package:
  • Driver Version (v2.01.3) 483.36 KB
 VMware v9 Driver for ExpressSAS 12Gb GT Host Bus adapters.

Supported Products: ExpressSAS H1280GT, ExpressSAS H1208GT, ExpressSAS, H1244GT, ExpressSAS H12F0GT & ExpressSAS H120FGT. 		Download
ExpressSAS 12Gb GT Flash Bundle VMware
Updated: September 3, 2026
Files in Package:
  • Flash Bundle Version (v260427) 12.32 MB
  • Product Release Notes 123.25 KB
 VMware flash bundle for ExpressSAS 12Gb GT Host Bus adapters.

Instructions on how to flash can be found in the ReadMe downloaded with the flash bundle file.

Supported Products: ExpressSAS H1280GT, ExpressSAS H1208GT, ExpressSAS, H1244GT, ExpressSAS H12F0GT & ExpressSAS H120FGT. 		Download