| Processor | HP EliteBook 840 G4 Z9G72AWR | |
| Processor model | i5-7300U | |
| Processor socket | BGA 1356 | |
| Processor threads | 4 | |
| Processor cores | 2 | |
| Processor codename | Kaby Lake | |
| Processor family | 7th gen Intel Core i5 | |
| Processor frequency | 2.6 GHz | |
| Processor boost frequency | 3.5 GHz | |
| Processor boost cache | 3 MB | |
| Thermal Design Power (TDP) | 15 W | |
| Processor lithography | 14 nm | |
| Software | HP EliteBook 840 G4 Z9G72AWR | other notebooks |
| Operating System | Windows 10 Pro | |
| Display & Graphics | HP EliteBook 840 G4 Z9G72AWR | other notebooks |
| Aspect ratio | 0.672916667 | |
| Display diagonal | 14 inch | |
| Display resolution | 1366 x 768 pixels | |
| HD type | HD | |
| Discrete graphics adapter | No | |
| Discrete graphics adapter model | Not available | |
| Graphics card | Intel HD Graphics 620 | |
| On-Board graphics adapter model | Intel HD Graphics 620 | |
| Graphics adapter memory | 32 GB | |
| Graphics card adapter max frequency: | 1100 MHz | |
| Graphics graphics adapter base frequency | 300 MHz | |
| Memory | HP EliteBook 840 G4 Z9G72AWR | other notebooks |
| Internal memory | 8 GB | |
| Storage | HP EliteBook 840 G4 Z9G72AWR | other notebooks |
| Storage | 500 GB HDD | |
| Optical drive type | No | |
| Network & Communication | HP EliteBook 840 G4 Z9G72AWR | other notebooks |
| Ethernet LAN | Yes | |
| WiFi | Yes | |
| WiFi Standards | 802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac) | |
| Interfaces/Ports | HP EliteBook 840 G4 Z9G72AWR | other notebooks |
| Ethernet LAN | 1 | |
| Input Devices | HP EliteBook 840 G4 Z9G72AWR | other notebooks |
| Keyboard Device | Touchpad | |
| Audio | HP EliteBook 840 G4 Z9G72AWR | other notebooks |
| Built-In Speakers | 2 | |
| Built-in Devices | HP EliteBook 840 G4 Z9G72AWR | other notebooks |
| Front Camera | Yes | |
| Power | HP EliteBook 840 G4 Z9G72AWR | other notebooks |
| Design | HP EliteBook 840 G4 Z9G72AWR | other notebooks |
| Product type | Notebook | |
| Form Factor | Clamshell | |
| Depth | 237 mm | |
| Width | 338 mm | |
| Height | 18.9 mm | |
| Weight | 1.48 kg | |
| Battery Information | HP EliteBook 840 G4 Z9G72AWR | other notebooks |
| Battery type | Lithium-Ion (Li-Ion) | |
| Battery cells | 3 | |
