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Memory Upgrade for Dell Inspiron 15R 5520

Dell Inspiron 15R 5520 memory upgrade specification, Inspiron 15R 5520 maximum memory, memory speed, and memory upgrade options.

Upgrade memory on Dell Inspiron 15R 5520 upto a maximum of 8 GB
DDR3L PC3L-12800 1600 MHz SODIMMs, with maximum 4GB per slot in 2 Slots memory slots. The Dell Inspiron 15R 5520 takes the DDR3L PC3L-12800 1600 MHz SODIMMs Memory Type.

Dell Inspiron 15R 5520 Memory Upgrade Specification
Standard Memory Maximum Memory Memory Expansion CPU Type Model/Chipset
4 GB 8 GB
DDR3L PC3L-12800 1600 MHz SODIMMs
2 Slots Intel Pentium / AMD A4-4300M Intel HM77 Express chipset / AMD A70M FCH chipset
 

Dell Inspiron 15R 5520 Memory Upgrade options.

What are memory sockets or slots and how are these divided into bank?

 

Memory Sockets or Slots are the place where memory RAM modules are inserted in the motherboard. The Dell Inspiron 15R 5520 has 2 Slots memory expansion slots. A memory bank is a group of memory expansion sockets, a bank must be completely filled with memory modules of the same size and type in order for the system to recognize and address the memory. i.e. :

2 sockets (2 banks of 1) This indicates that there are 2 memory slots. These are divided into 2 banks, and each bank consists of one memory slot. So you can add memory one piece at a time for the system to use.

3 sockets (3 banks of 1) This indicates that there are 3 memory slots. These are divided into 3 banks, and each bank consists of one memory slot. So you can add memory one piece at a time for the system to use.

4 sockets (2 banks of 2) This indicates that there are 4 memory slots. These are divided into 2 banks, and each bank consists of two memory slots. So you must add memory two pieces at a time (they must be the same size and type of memory) in order for the system to benefit from the upgrade.

8 sockets (4 banks of 2) This indicates that there are 8 memory slots. These are divided into 4 banks, and each bank consists of two memory slots. So you must add memory two pieces at a time (they must be the same size and type of memory) in order for the system to benefit from the upgrade.

12 sockets (3 banks of 4) This indicates that there are 12 memory slots. These are divided into 3 banks, and each bank consists of four memory slots. So you must add memory four pieces at a time (and they must be the same size and type of memory) in order for the system to benefit from the upgrade.