Samsung - Bencmarks here - http://ram.userbenchmark.com/SpeedTest/48134/Samsung-M471B5773DH0-CH9-1x2GB

                   amazon.com - https://goo.gl/g77r5Y

Nanya - Benchmarks - http://ram.userbenchmark.com/SpeedTest/94287/Nanya-NT2GC64B88G0NS-CG-1x2GB

              (See RAM picture Here - https://ibb.co/e9j8AS)

              Handle 0x001D, DMI type 17, 28 bytes
               Memory Device
               Array Handle: 0x001A
               Error Information Handle: 0x001F
               Total Width: 64 bits
               Data Width: 64 bits
               Size: 2048 MB
               Form Factor: SODIMM
               Set: None
               Locator: DIMM1
               Bank Locator: BANK 2
               Type: DDR3
               Type Detail: Synchronous
               Speed: 1333 mhz

               Manufacturer: Nanya
               Serial Number: 11533D0D
               Asset Tag: Unknown
               Part Number: NT2GC64B88G0NS-CG
               Rank: Unknown
               (This ram is not available on internet, so i got this information from Linux terminal.)