Here's a good taxonomy of software quality attributes, which are strongly related to architecture: http://www.sei.cmu.edu/library/abstracts/reports/95tr021.cfm

Here's a good taxonomy of software quality attributes, which are strongly related to architecture: http://www.sei.cmu.edu/library/abstracts/reports/95tr021.cfm http://www.sei.cmu.edu/library/abstracts/reports/95tr021.cfm