Your version: v6.0.8204 is Discovery Accelerator 6.0 Service Pack 1
The following may be of help for future reference:
Discovery Accelerator
v6.0.4255 - 6.0 Service Pack 2
v7.0.3699 - 7.0 Base
v7.0.5018 - 7.0 Service Pack 1
v7.0.1031 - 7.0 Service Pack 2
v7.0.5030 - 7.0 Service Pack 3
v7.5.0.3945 - 2007 Base
v7.5.0.4181 - 2007 Service PAck 1
Hope this helps...