Working on a Lenovo Ideacentre B500. It has 2 - 204 pin DDR3 SO-Dimm slots, processor is a Q8400s (Desktop CPU) w/1333 mhz fsb but the board has 2 x 2gb Micron DDR3 1066 in it.
I tried, each individually and seperate, a GSkill DDR3 1333 2 x 4gb kit, Micron 2 x 4gb DDR3 1600 kit, SK Hynix 2 x 4gb...