Peace be upon you (8 GB RAM) for laptops DDR 4 Its speed: 2666 Mhz Its manufacturing: SK hynix company, a Korean company It works, no problems, praise be to God My limit for it is 100, negotiable reasonably, and whoever is serious, we will not disagree with him, God willing, and I hope for a good offer Delivery hand-to-hand in the Dammam or Qatif region