1- 8GB RAM from Colorful company, speed 2666 Price: 200 2- 16GB RAM from dato company, speed 2666 Price: 300 3- 8GB RAM from T-Force Delta company, speed 3000 with RGB Price: 300 4- 2x 8GB RAM from T-CREATE company Price: 450 All prices are negotiable for serious buyers only, and you can come test them.