Samsung DDR3 4GB 1600Hz PC3-12800 Go to amazon.com Related posts Which is the best samsung 960evo 512? FeatureM378B5173QH0-CK0 DescriptionSpecificationsMfr Part Number: M378B5173QH0-CK0Type: DDR3Capacity: 4GBSize & Bit: 512M x 64Speed: PC12800 1600MHzPins: 240pinECC: NoRegistered: NoSingle RankCL 11