| Processor | DELL Vostro 5390 5390-7242 | |
| Processor model | i5-8265U | |
| Processor cores | 4 | |
| Processor family | 8th gen Intel Core i5 | |
| Processor frequency | 1.6 GHz | |
| Processor boost frequency | 3.9 GHz | |
| Processor boost cache | 6 MB | |
| Thermal Design Power (TDP) | 15 W | |
| Software | DELL Vostro 5390 5390-7242 | other notebooks |
| Operating System | Windows 10 Pro | |
| Display & Graphics | DELL Vostro 5390 5390-7242 | other notebooks |
| Display diagonal | 13.3 inch | |
| Display resolution | 1920 x 1080 pixels | |
| HD type | Full HD | |
| Discrete graphics adapter | Yes | |
| Discrete graphics adapter model | NVIDIA GeForce MX250 | |
| Graphics card | NVIDIA GeForce MX250 | |
| On-Board graphics adapter model | Intel UHD Graphics 620 | |
| Memory | DELL Vostro 5390 5390-7242 | other notebooks |
| Internal memory | 8 GB | |
| Storage | DELL Vostro 5390 5390-7242 | other notebooks |
| Storage | 256 GB SSD | |
| Optical drive type | No | |
| Network & Communication | DELL Vostro 5390 5390-7242 | other notebooks |
| Bluetooth | Yes | |
| Ethernet LAN | No | |
| WiFi | Yes | |
| WiFi Standards | Wi-Fi 5 (802.11ac) | |
| Interfaces/Ports | DELL Vostro 5390 5390-7242 | other notebooks |
| HDMI | 1 | |
| Input Devices | DELL Vostro 5390 5390-7242 | other notebooks |
| Keyboard Device | Touchpad | |
| Audio | DELL Vostro 5390 5390-7242 | other notebooks |
| Built-In Speakers | 2 | |
| Built-in Devices | DELL Vostro 5390 5390-7242 | other notebooks |
| Front Camera | Yes | |
| Front Camera Resolution | 0.92 MP | |
| Power | DELL Vostro 5390 5390-7242 | other notebooks |
| AC Power Adapter | 65 W | |
| Design | DELL Vostro 5390 5390-7242 | other notebooks |
| Product type | Notebook | |
| Form Factor | Clamshell | |
| Depth | 204.5 mm | |
| Width | 307.6 mm | |
| Weight | 1.18 kg | |
| Battery Information | DELL Vostro 5390 5390-7242 | other notebooks |
| Battery type | Lithium-Ion (Li-Ion) | |
| Battery cells | 4 | |
