samsung, im from Mongolia, kingstone ram is very rare. all rams from china. cas:6-6-6-18 400mhz (ddr800). its new, i buy it 2 days before. and tested, its okey
before buy this ram, i got 3 stick of ram, 512 x 2 , 1gb x 1. but they all corrupt, i got 500k error on memtest lol. so i buy this new one. im really wondered why i cant update my bios.