Speed: 2666 MHz PC4-21300. Capacity: 4GB.
SK Hynix 4GB DDR4 2400 MHz PC4-19200 1Rx16 Laptop RAM Module HMA851S6AFR6N-UH
Samsung SK Hynix 4GB DDR4 PC4-2666V Laptop RAM Memory Module Stick L10598-855
SK Hynix 4GB DDR4 2400 MHz PC4-19200 1Rx16 Laptop RAM Module HMA851S6CJR6N-UH
SK Hynix 4GB DDR4 2666 MHz PC4-21300 1Rx16 Laptop RAM Module HMA851S6DJR6N-VK
SK Hynix 4GB DDR4 2666 MHz PC4-21300 1Rx16 Laptop RAM Module HMA851S6JJR6N-VK
SK Hynix 4GB DDR4 3200 MHz PC4-25600 1Rx16 Laptop RAM Module HMA851S6DJR6N-XN