| Processor | DELL Vostro 5581 R7N8M | |
| Processor model | i3-8145U | |
| Processor cores | 2 | |
| Processor family | 8th gen Intel Core i3 | |
| Processor frequency | 2.1 GHz | |
| Processor boost frequency | 3.9 GHz | |
| Processor cache | 4 MB | |
| Thermal Design Power (TDP) | 15 W | |
| Software | DELL Vostro 5581 R7N8M | other notebooks |
| Operating system installed | Windows 10 Pro | |
| Operating system architecture | 64-bit | |
| Operating system language | Multilingual | |
| Trial software | Microsoft Office, McAfee | |
| Display & Graphics | DELL Vostro 5581 R7N8M | other notebooks |
| Aspect ratio | 16:9 | |
| Display brightness | 220 cd/m? | |
| Display diagonal | 15.6 inch | |
| Display resolution | 1920 x 1080 pixels | |
| Display surface | Matt | |
| Dual-screen | No | |
| HD type | Full HD | |
| LED backlight | Yes | |
| Pixel density | 141 ppi | |
| Touchscreen | No | |
| Discrete graphics adapter | No | |
| Discrete graphics adapter model | Not available | |
| On-board graphics adapter | Yes | |
| On-board graphics adapter model | Intel UHD Graphics 620 | |
| Memory | DELL Vostro 5581 R7N8M | other notebooks |
| Internal memory | 4 GB | |
| Maximum internal memory | 32 GB | |
| Memory clock speed | 2666 MHz | |
| Memory layout (slots x size) | 1 x 4 GB | |
| Memory form factor | SO-DIMM | |
| Memory slots | 2x SO-DIMM | |
| Internal memory type | DDR4-SDRAM | |
| Storage | DELL Vostro 5581 R7N8M | other notebooks |
| SSD capacity | 128 GB | |
| SSD interface | PCI Express | |
| Storage media | SSD | |
| Number of SSDs installed | 1 | |
| Total SSDs capacity | 128 GB | |
| Total storage capacity | 128 GB | |
| Optical drive type | No | |
| Card reader integrated | Yes | |
| Compatible memory cards | SD | |
| Network & Communication | DELL Vostro 5581 R7N8M | other notebooks |
| 3G | No | |
| 4G | No | |
| Antenna type | 1x1 | |
| Bluetooth | Yes | |
| Ethernet LAN | Yes | |
| Wi-Fi | Wi-Fi 5 (802.11ac) | |
| Wi-Fi standards | Wi-Fi 5 (802.11ac) | |
| WLAN | Intel Dual Band Wireless-AC 3165 | |
| Interfaces/Ports | DELL Vostro 5581 R7N8M | other notebooks |
| HDMI version | 1.4b | |
| HDMI ports quantity | 1 | |
| Charging port type | DC-in jack | |
| Combo headphone/mic port | Yes | |
| Ethernet LAN (RJ-45) ports | 1 | |
| USB 2.0 | 1 | |
| USB 3.0 (3.1 Gen 1) Type-A | 2 | |
| USB 3.0 (3.1 Gen 1) Type-C | 1 | |
| USB Type-C DisplayPort Alternate Mode | Yes | |
| Input Devices | DELL Vostro 5581 R7N8M | other notebooks |
| Keyboard backlit | Yes | |
| Numeric keypad | No | |
| Pointing device | Touchpad | |
| Windows keys | Yes | |
| Audio | DELL Vostro 5581 R7N8M | other notebooks |
| Audio chip | Realtek ALC3204 | |
| Audio system | MaxxAudio Pro | |
| Built-in microphone | Yes | |
| Number of speakers | 2 | |
| Speaker power | 2 W | |
| Speakers manufacturer | Waves | |
| Built-in Devices | DELL Vostro 5581 R7N8M | other notebooks |
| Front camera | Yes | |
| Front camera HD type | HD | |
| Front camera resolution | 1280 x 720 pixels | |
| Front camera signal format | 720p | |
| Video capturing speed | 30 fps | |
| Windows Hello | Yes | |
| Power | DELL Vostro 5581 R7N8M | other notebooks |
| AC adapter frequency | 50/60 Hz | |
| AC adapter input voltage | 100 - 240 V | |
| AC adapter output voltage | 19.5 V | |
| AC adapter power | 45 W | |
| Security | DELL Vostro 5581 R7N8M | other notebooks |
| Cable lock slot | Yes | |
| Cable lock slot type | Noble | |
| Fingerprint reader | Yes | |
| Password protection | Yes | |
| Design | DELL Vostro 5581 R7N8M | other notebooks |
| Brand | DELL | |
| Family | Vostro | |
| Series | 5000 | |
| Model name | 5581 | |
| Part Number | R7N8M | |
| Product type | Notebook | |
| Form factor | Clamshell | |
| Product colour | Black, Silver | |
| EAN/UPC code | 5397184210437 | |
| Depth | 249 mm | |
| Width | 361.1 mm | |
| Height (rear) | 2.03 cm | |
| Height (front) | 1.89 cm | |
| Weight | 1.9 kg | |
| Release Date | 2019-06-16 | |
| Battery Information | DELL Vostro 5581 R7N8M | other notebooks |
| Battery capacity | 42 Wh | |
| Battery type | Lithium-Ion (Li-Ion) | |
| Battery voltage | 11.4 V | |
| Battery weight | 150 g | |
| Battery recharge time | 4 h | |
| Number of battery cells | 3 | |
