RAM desktop 16 GB (2 x 8 GB) SK hynix HMA81GU6CJR8N-VK PC4-2666V DDR4 UDIMM - R425A
40GB(5 x 8GB) SK Hynix HMA41GS6AFR8N-TF PC4-2133P DDR4 SODIMM Laptop RAM - R113. Corsair Vengeance 16GB(2x 8GB) CMK16GX4M2A2400C14R DDR4 2400MHz Desktop RAM R988. The modules have been TESTED and are in working order.