Task manager say 1 out of 2 slots in RAM

RAM Slots 1&3 vs 2&4 ram slot 13 or 24 1, 3, 5, 8, 28 Memory Built-in, 256GB 12GB RAM, 512GB 12GB RAM, 1TB 16GB RAM Card Slot Memory Card Slot is a special slot for inserting a memory card ramses 2 slot In the case of a motherboard with four RAM slots, it's probable you'll want to install your first RAM stick into the slot labeled 1 A second

rama slot If you have a single RAM stick, its position is usually the A2 slot · If you have two RAM sticks, you should use the A2 & B2 or 2 & 4