Speed: 2666 MHz PC4-21300. Capacity: 4GB.
Samsung 8GB DDR4 2666 MHz PC4-21300 1Rx8 Laptop RAM Module M471A1K43CB1-CTD
Samsung 8GB DDR4 2666 MHz PC4-21300 1Rx8 Laptop RAM Module M471A1K43DB1-CTD
Samsung 16GB DDR4 2666 MHz PC4-21300 2Rx8 Laptop RAM Module M471A2K43DB1-CTD
Micron 4GB DDR4 2666 MHz PC4-21300 1Rx16 Laptop RAM Module MTA4ATF51264HZ-2G6E3
SK Hynix 4GB DDR4 2666 MHz PC4-21300 1Rx16 Laptop RAM Module HMA851S6CJR6N-VK
Micron 4GB DDR4 2666 MHz PC4-21300 1Rx16 Laptop RAM Module MTA4ATF51264HZ-2G6E1