 "Kingston ValueRAM - DDR3 8 GB: 2 x 4 GB DIMM 240-pin" " Kingston 240-pin KVR13N9S8HK2/8 Server Memory CDW.com
"ValueRAM is Kingston's value-priced line of industry-standard, generic memory intended for customers who have white box or generic computer systems, or who plan to purchase memory by specification. ValueRAM is designed to industry specifications tested, is 100% tested and is available at competitively low prices." 
 "DDR3 SO DIMM 4GB. PC1600 CL11 SR" SR | Tradineur.com"
"Capacidad total: 4 GB; Frecuencia (Bus clock rate): 1.600 MHz; Tecnología: DDR3 tft; Kit: No; Tipología: SO-DIMM analogico; Generica: Sí" 