모델명은 15Z970-GR3HK인데 지식인 찾아보니까


1. HMA451S6AFR8N-TFN0 4GBYTE 512M x 64 PC17000 SO-DIMM 69.60 x 30.00mm FBGA BK 260P DDR4 4GB 2133Hz 25nm A-Die 4Gb SK hynix Inc

2. 1GS6AFR8N-TFN0 8GBYTE 1Gb x 64 PC17000 SO-DIMM 69.60 x 30.00mm FBGA BK 260P DDR4 8GB 2133MHz 20nm A-Die 8Gb SK hynix Inc

3. M471A1K43BB0-CPB 8GBYTE 1G x 64 PC17000 SO-DIMM 69.60 x 30.00mm FBGA BK 260P DDR4 8GB 2133MHz 20nm B-Die 8Gb MIRAI SEMICONDUCTOR

말고는 뭐 호환성 보장을 못한다느니 하는데 저 중에 뭐 사야됨?