What's the physical difference between 4 GB RAM and 8 GB RAM? What are they made of? How does it work? - Quora
![BS-D3-4G-SO-1066-2RX8-N - BRAINZAP 4GB DDR3 RAM SO-DIMM PC3-8500S 2Rx8 1066 MHz 1.5V CL7 Notebook Laptop Arbeitsspeicher | BRAINZAP Online Store BS-D3-4G-SO-1066-2RX8-N - BRAINZAP 4GB DDR3 RAM SO-DIMM PC3-8500S 2Rx8 1066 MHz 1.5V CL7 Notebook Laptop Arbeitsspeicher | BRAINZAP Online Store](https://www.brainzap.de/images/products/shop/brainzap-4gb-ddr3-ram-1066-mhz-pc3-8500s-7-so-dimm-204-pol-bs-d3-4g-so-1066-2rx8-n-2662-09-2023-thumb-1200.jpg)
BS-D3-4G-SO-1066-2RX8-N - BRAINZAP 4GB DDR3 RAM SO-DIMM PC3-8500S 2Rx8 1066 MHz 1.5V CL7 Notebook Laptop Arbeitsspeicher | BRAINZAP Online Store
![Refurbished Dell Precision 15 5530, i9, 8GB RAM, 1TB SATA, Quadro P2000, EuroPC Garantie - 148450 - EuroPC Refurbished Dell Precision 15 5530, i9, 8GB RAM, 1TB SATA, Quadro P2000, EuroPC Garantie - 148450 - EuroPC](https://www.europc.com/de/22585-large_default/dell-precision-15-5530-mobile-workstation-silber-intel-core-i9-8950hk-8gb-ram-1tb-sata-15-6-1920x1080-fhd-4gb-nvidia-quadro-p2000-europc-1-jahr-garantie-franzoesisch-tastatur-148450.jpg)
Refurbished Dell Precision 15 5530, i9, 8GB RAM, 1TB SATA, Quadro P2000, EuroPC Garantie - 148450 - EuroPC
![BS-D3-8GK2-SO-1600-2RX8-L - BRAINZAP 8GB DDR3 RAM SO-DIMM PC3L-12800S 2Rx8 1600 MHz 1.35V CL11 Notebook Laptop Arbeitsspeicher (2x 4GB) | BRAINZAP Online Store BS-D3-8GK2-SO-1600-2RX8-L - BRAINZAP 8GB DDR3 RAM SO-DIMM PC3L-12800S 2Rx8 1600 MHz 1.35V CL11 Notebook Laptop Arbeitsspeicher (2x 4GB) | BRAINZAP Online Store](https://www.brainzap.de/images/products/shop/brainzap-8gb-2x-4gb-ddr3-ram-1600-mhz-pc3l-12800s-11-so-dimm-204-pol-bs-d3-4g-so-1600-2rx8-l-2616-09-2023-thumb-1200.jpg)
BS-D3-8GK2-SO-1600-2RX8-L - BRAINZAP 8GB DDR3 RAM SO-DIMM PC3L-12800S 2Rx8 1600 MHz 1.35V CL11 Notebook Laptop Arbeitsspeicher (2x 4GB) | BRAINZAP Online Store
![Crucial RAM CT4G4DFS6266 4GB DDR4 2666MHz CL19 Desktop Arbeitsspeicher: Amazon.de: Computer & Zubehör Crucial RAM CT4G4DFS6266 4GB DDR4 2666MHz CL19 Desktop Arbeitsspeicher: Amazon.de: Computer & Zubehör](https://m.media-amazon.com/images/I/61tBiWw79pL._AC_UF894,1000_QL80_.jpg)
Crucial RAM CT4G4DFS6266 4GB DDR4 2666MHz CL19 Desktop Arbeitsspeicher: Amazon.de: Computer & Zubehör
![DDR3 1600 PC3-12800U 8GB Kit RAM 4GB 2Rx8 240-pin Dimm CL11 1,5V Desktop Arbeitsspeicher Module Upgrade: Amazon.de: Computer & Zubehör DDR3 1600 PC3-12800U 8GB Kit RAM 4GB 2Rx8 240-pin Dimm CL11 1,5V Desktop Arbeitsspeicher Module Upgrade: Amazon.de: Computer & Zubehör](https://m.media-amazon.com/images/I/51oscsi9G4L._AC_.jpg)