10x pairs of UTT run here... CH5 and BH5

DFI nF4 Ultra-D
DFI nF4 Sli-D
PSU - OCZ Powerstream 520w
Rosewill RP550 PSU

BIOS'es
0125 Orange
0310 Orange
0510-2 Yellow

sticks Mushkin Blue
Mushkin redlines
G.Skill GBGH

used up to 4v Vdimm

never lost a stick