Troubleshooting DIMM Problems

2 slot Please refer to PCIe Bandwidth Table for details Chipset - AMD B650 Memory - Dual Channel DDR5 Memory Technology

However, according to the hardware specifications for my laptop, there are only 2 x SODIMM slots available for use I have an additional 1TB SSD

dimm slot not working Support 2-DIMM DDR4-1866213324002666 up to 32G maximum capacity; Support 12 x PCIe slots; Support Connector; Support HDMI Connector PDF

dimm slot That's an extra dimm slot that allows you to plug in an expansion card with 2 NVMe SSDs dimm-2-is-an-m-2-riser-card Upvote 1 Downvote