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Please download the following BIOS/Driver/Manual according to your motherboard version where applicable.

If you can not find the BIOS you need email sales-USA@dfi.com


MODEL REV. FILE DATE
(yyyy/mm/dd)
DESCRIPTION
SD331-Series C SD331_B192.18A (8252KB) 2019/02/18 TIB-SD331-Q170-06
SD331-Series A SD331_B18315K (6937KB) 2018/03/15 TIB-SD331-Q170-05
SD331-Series A SD331_B18104K (6864KB) 2018/01/04 TIB-SD331-Q170-04
SD331-Series A SD331_B7322A (6976KB) 2017/03/22 TIB-SD331-Q170-01
SD331-Series A SD331_6C08A.zip (7477KB) 2016/12/08 First Release


If you can not find what you need email sales-USA@dfi.com