 "Crucial - DDR3 8 GB DIMM 240-pin" " Crucial 240-pin CT102464BD186D System Memory (RAM) CDW.com
"Expand the memory of your laptop with the Crucial System Memory. Ensure lag-free functioning and efficient multitasking by upgrading you system with this 8 GB DDR3 SDRAM. With Non-ECC parity and a CAS latency of CL13, it reduces delay and enables quick loading of programs. It is compatible with motherboards having DIMM 240-pin slots and DDR3-enabled chipset. Working at a supply voltage of 1.35 volts, this unbuffered system memory delivers an energy-efficient performance.8 GB RAM for PC to improving your system functionalityHigh data transfer rate with a memory speed of 1866 MHz" 
 "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  