How to upgrade RAM and storage on the ThinkPad X1 Carbon
New and Original laptop Lenovo ThinkPad X1 carbon 2nd Gen TYPE 20A7 20A8 motherboard mainboard W8P i7 4600 AMT TPM 8GB 00UP983|Motherboards| - AliExpress
Can you upgrade the RAM in Lenovo ThinkPad X1 Carbon? | Windows Central
Original laptop Lenovo ThinkPad X1 CARBON 2nd Gen TYPE 20A7 20A8 motherboard mainboard i7 i7 4600 CPU 8GB with fan FRU 00UP985|Motherboards| - AliExpress