 "HyperX Impact Black Series - DDR3L 8 GB SO-DIMM 204-pin" " HyperX 204-pin HX316LS9IB/8 System Memory (RAM) CDW.com
"HyperX Impact memory boasts the world's fast SO-DIMM frequency - 2666 MHz - to keep you ahead of the curve and level up your game. It automatically recognizes the platform it's plugged into and auto overclocks to the high frequency published with no need to adjust system BIOS settings. So you get extreme performance that supports notebooks and other small form factor systems using either AMD or the Intel CPU technologies with no hassle at all - even if you're a newbie." 
 "Corsair Memory 8GB Vengeance Performance DDR3 SO-DIMM 1600 MHz 9 Dual Channel Laptop"@en Laptop LN42528 - CMSX8GX3M2A1600C9 | SCAN UK"@en
"8GB (2x4GB) Corsair Vengeance Performance DDR3 SO-DIMM PC3-12800 (1600), 204 Pin, Non-ECC Unbuffered, CAS 9-9-9-24, 1.5V "@en 
 Specifications Size 8GB (2x4GB) Memory Model Vengeance Performance Max. Memory Channels Provided by Kit   Memory Type DDR3 SO-DIMM Memory Type (ECC) Non-ECC Memory Type (R/U) UDIMM (Unbuffered) Memory Speed PC3-12800 (1600) Pins 204 CAS Latency 9-9-9-24 Voltage 1.5 V Validated Compatible with   Cooler   Features  