Description Values
DRAM bus width
64-bit 64-bit
Flash EPROM
16 MB 16 MB
PCIe bus
Up to Gen3.0 Up to Gen3.0
External bus frequency
Up to 4 GT/s Up to 4 GT/s
Operating system
• Windows 10 Home (64-bit)
• Windows 10 Professional (64-bit)
• Ubuntu
NOTE:
The Ubuntu version varies with region.
Memory
Table 5. Memory specifications
Description Values
Slots
Two SODIMM slots
Type
DDR4
Speed
Up to 2666 MHz
Maximum memory
32 GB
Minimum memory
4 GB
Memory size per slot
4 GB, 8 GB, and 16 GB
Configurations supported
• 4 GB DDR4 at 2666 MHz (1 x 4 GB)
• 8 GB DDR4 at 2666 MHz (2 x 4 GB)
• 8 GB DDR4 at 2666 MHz (1 x 8 GB)
• 12 GB DDR4 at 2666 MHz (1 x 4 GB + 1 x 8 GB)
• 16 GB DDR4 at 2666 MHz (2 x 8 GB)
• 16 GB DDR4 at 2666 MHz (1 x 16 GB)
• 32 GB DDR4 at 2666 MHz (2 x 16 GB)
Ports and connectors
Table 6. Ports and connectors
External:
Network
One RJ-45 port
USB
• One Thunderbolt 3 (USB 3.1 Gen 2 Type-C) port/DisplayPort
• One mini DisplayPort
• One USB 3.1 Gen 1 with PowerShare port
• Two USB 3.1 Gen 1 ports
Audio
One headset (headphone and microphone combo) port
12 Specifications of Dell G7 7790