... 3.warranty 3 years. 4.8bits Desktop/Laptop memory ram ddr,ddr2,ddr3/ 512mb,1gb,2gb,4gb/best quality/OEM/Original chip/8 ... bitsDesktop/Laptop memory ram ddr,ddr2,ddr3/ 512mb,1gb,2gb,4gb/best quality/OEM/Original chip ... MHz2) 168/184/240-pin socket type dual in line memory module (DIMM)3) 2.6V power supply4) Data rate: 400/333 ...