memory ? can i do this ?

[kullymontana]

This is my system below
MB Name:Rampage III Extreme
BIOS Version : 0602
CPU Name :Intel(R) Core(TM) i7 CPU X 980 @ 3.33GHz
Memory information:CMG6GX3M3A2000C8 - 6GB (3x2GB) Corsair Dominator GT, DDR3 PC3-16000(2000), CAS 8-8-8-24, DHX, XMP, DF, 1.65V
OS information :Windows 7 Ultimate 64 Bit version
1200 watt psu tough power
2 280gtx sli

question is can I put this memory Corsair 12GB (3X4GB) DDR3 2000Mhz DOMINATOR-GT +FAN Memory Kit CL9 1.65V in to the 3 black slots and keep my existing memory and take it up to 18 gig ? my other 3x2gb are in the 3 red slots.

 

[kullymontana]

56 reviews not a single recommendation ?

 

[snips86x]

I would check to see if your RAM is on the QVL first. Also consider the fact that the faster RAM will down clock to match the slower speeds, but there is no reason why it shouldn't
Work.

 

[kullymontana]

how do I check this to find out ? thx