Memory
The Inspiron 17-7778 has two SODIMM (RAM) slots, which are accessible by
removing the base cover. Your computer supports 4 GB, 8 GB, 12 GB, and 16
GB dual-channel DDR4 memory of up to 2133 MHz.
Checking the system memory in Windows
1 Click or tap Start .
2 Select Settings .
3 Click or tap System → About.
Checking the system memory in BIOS setup program
1 Turn on or restart your computer.
2 Press F2 when the Dell logo is displayed on the screen to enter the BIOS
setup program.
3 On the left pane, select Settings → General → System Information.
The memory information is displayed on the right pane.
Testing memory using ePSA
1 Turn on or restart your computer.
2 Press F12 after the Dell logo is displayed on the screen to access the boot
menu.
3 Use the arrow keys to highlight the Diagnostics menu option and press
Enter.
4 Follow the instructions on the screen to complete the ePSA Pre-boot
System Assessment (PSA).
NOTE: If the operating system logo appears, wait until you see the
desktop. Turn off your computer and try again.
Processors
The Inspiron 17-7778 is shipped with the following processor options:
• 6th generation Intel Core i5
• 6th generation Intel Core i7
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