| Processor | ASUS ZenBook UX391UA-EA074R-OSS | |
| Processor model | i5-8250U | |
| Processor socket | BGA 1356 | |
| Processor threads | 8 | |
| Processor cores | 4 | |
| Processor codename | Kaby Lake R | |
| Processor family | 8th gen Intel Core i5 | |
| Processor frequency | 1.60 GHz | |
| Processor boost frequency | 3.40 GHz | |
| Processor cache | 6 MB | |
| Thermal Design Power (TDP) | 15 W | |
| Software | ASUS ZenBook UX391UA-EA074R-OSS | other notebooks |
| Operating system installed | Windows 10 Pro | |
| Operating system architecture | 64-bit | |
| Display & Graphics | ASUS ZenBook UX391UA-EA074R-OSS | other notebooks |
| Aspect ratio | 16:9 | |
| Display diagonal | 13.3 inch | |
| Display resolution | 3840 x 2160 pixels | |
| HD type | 4K Ultra HD | |
| LED backlight | Yes | |
| Touch technology | Multi-touch | |
| Touchscreen | Capacitive | |
| Discrete graphics adapter | No | |
| Discrete graphics adapter model | Not available | |
| Maximum on-board graphics adapter memory | 32 GB | |
| Number of displays supported | 3 | |
| On-board graphics adapter | Yes | |
| On-board graphics adapter base frequency | 300 MHz | |
| On-board graphics adapter DirectX version | 12.0 | |
| On-board graphics adapter dynamic frequency (max) | 1100 MHz | |
| On-board graphics adapter model | Intel UHD Graphics 620 | |
| On-board graphics adapter OpenGL | 4.4 | |
| Memory | ASUS ZenBook UX391UA-EA074R-OSS | other notebooks |
| Internal memory | 8 GB | |
| Maximum internal memory | 8 GB | |
| Memory clock speed | 2133 MHz | |
| Memory form factor | On-board | |
| Internal memory type | LPDDR3-SDRAM | |
| Storage | ASUS ZenBook UX391UA-EA074R-OSS | other notebooks |
| SSD capacity | 256 GB | |
| SSD interface | Serial ATA III | |
| Storage media | SSD | |
| Total storage capacity | 256 GB | |
| Optical drive type | No | |
| Network & Communication | ASUS ZenBook UX391UA-EA074R-OSS | other notebooks |
| 3G | No | |
| 4G | No | |
| Bluetooth | Yes | |
| Bluetooth version | 4.2 | |
| Ethernet LAN | No | |
| Wi-Fi | Yes | |
| Wi-Fi standards | IEEE 802.11a, IEEE 802.11ac, IEEE 802.11b, IEEE 802.11g, IEEE 802.11n | |
| Interfaces/Ports | ASUS ZenBook UX391UA-EA074R-OSS | other notebooks |
| Alienware graphics amplifier port | No | |
| CardBus PCMCIA slot type | No | |
| Combo headphone/mic port | Yes | |
| LAN/VGA combo port | No | |
| ExpressCard slot | No | |
| Line-in | No | |
| Microphone in | No | |
| S/PDIF out port | No | |
| SmartCard slot | No | |
| USB 3.0 (3.1 Gen 1) Type-C | 1 | |
| USB 3.1 (Gen 2) Type-C | 2 | |
| Input Devices | ASUS ZenBook UX391UA-EA074R-OSS | other notebooks |
| Numeric keypad | No | |
| Pointing device | Touchpad | |
| Windows keys | Yes | |
| Audio | ASUS ZenBook UX391UA-EA074R-OSS | other notebooks |
| Audio system | SonicMaster | |
| Number of speakers | 2 | |
| Built-in Devices | ASUS ZenBook UX391UA-EA074R-OSS | other notebooks |
| Front camera | Yes | |
| Power | ASUS ZenBook UX391UA-EA074R-OSS | other notebooks |
| AC adapter frequency | 50/60 Hz | |
| AC adapter input voltage | 100 - 240 V | |
| AC adapter output voltage | 20 V | |
| AC adapter power | 65 W | |
| Design | ASUS ZenBook UX391UA-EA074R-OSS | other notebooks |
| Brand | ASUS | |
| Family | ZenBook | |
| Model name | UX391UA-EA074R-OSS | |
| Part Number | UX391UA-EA074R-OSS | |
| Product type | Notebook | |
| Form factor | Clamshell | |
| Product colour | Blue | |
| Depth | 213 mm | |
| Width | 311 mm | |
| Height | 12.9 mm | |
| Weight | 1 kg | |
| Release Date | 2018-07-08 | |
| Battery Information | ASUS ZenBook UX391UA-EA074R-OSS | other notebooks |
| Battery capacity | 50 Wh | |
| Battery type | Lithium Polymer (LiPo) | |
| Battery life | 13.5 h | |
| Number of battery cells | 4 | |
