no problems here
PSU: OCZ 420W
mobo: DFI NF4 UltraD
Color slots: orange (+ yellow) orange works better
bios: 3.10 / 4.14-2 / 5.10-2 HF /5.10-2
5v or 3.3v rail: 5v more than a month 24/7 actively cooled , now 3,3v rail
vdimm used: 3,3-3,5v
speed: 245-255Mhz
24/7 machine: yes , folding@home
ram's age: 2 months
ram model: 2*512 MB Twinmos SP3500