theromac :
have you got good reason to be sure as you working them too or what gave you the confidence to say so since they are not on the QVL?
Is this your first build?
From the manafacturers websote of the mobo
4 x DIMM, Max. 32GB, DDR3 1866/1600/1333 MHz Non-ECC, Un-buffered Memory
Dual Channel Memory Architecture
Supports Intel® Extreme Memory Profile (XMP)
Both ram sticks fit these requirements, and the motherboard uses standard ram sizes. Why wouldn't they fit?