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. The short editorial description of DELL Latitude E6420 Notebook 35.6 cm (14') HD 2nd gen Intel Core i7 4 GB DDR3-SDRAM 320 GB HDD NVIDIA NVS 4200M Windows 7 Professional Black, Silver. These are divided into 3 banks, and each bank consists of four 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.ġ2 sockets (3 banks of 4) This indicates that there are 12 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.Ĩ sockets (4 banks of 2) This indicates that there are 8 memory slots. These are divided into 2 banks, and each bank consists of two memory slots. So you can add memory one piece at a time for the system to use.Ĥ sockets (2 banks of 2) This indicates that there are 4 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.ģ sockets (3 banks of 1) This indicates that there are 3 memory slots. The only change I had to make was to switch from UEFI to 'Legacy' boot in the Bios Boot.

The Linux Lite installation went smoothly using an installation '.iso' file on DVD. I installed Linux Lite a few days ago on my recently purchased, refurbished, Dell Latitude E6420 that had Windows 10 installed. These are divided into 2 banks, and each bank consists of one memory slot. Compatibility Reports for Dell Latitude E6420. :Ģ sockets (2 banks of 1) This indicates that there are 2 memory 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. The Dell Latitude E6420 has 2 (2 banks of 1) memory expansion slots. Memory Sockets or Slots are the place where memory RAM modules are inserted in the motherboard.

Dell e6420 specs