 "Corsair Vengeance Blue 4Gb DDR3 1600 (1x4Gb) CL9 Module" Module | CMZ4GX3M1A1600C9B"
"Corsair Vengeance Blue 4Gb DDR3 1600 (1x4Gb) CL9 Module" 
 Item Code : MEC-D3-4096EB6 Item : Corsair Vengeance Blue 4Gb DDR3 1600 (1x4Gb) CL9 Module Brand : Corsair Model : CMZ4GX3M1A1600C9B EAN : 8435910123556 Size : 4Gb Bus Speed : 1600MHz PC3-12800 CAS Latency : 9-9-9-24 Number of Pins : 240-pin Other : Cerulean Blue heatsink Weight (kg) : 0.20 Price : £28.27
 "Crucial 4GB PC3-12800 204-pin DDR3 SDRAM SODIMM"@en SODIMM (CT51264BF160B)"@en