Empower your team with the 23.8" EliteOne 840 G9 All-in-One Desktop Computer from HP, which features a 23.8" 1920 x 1080 IPS display with 16:9 aspect ratio and an anti-glare coating. Furthermore, driven by the integrated Intel UHD Graphics 770 chipset, the screen delivers crisp and clear images. If you'd like to work with additional sources or displays, there is an HDMI 1.4 input and a DisplayPort 1.4 output. Other integrated ports include 20 Gb/s USB-C, 10 Gb/s USB-C and USB-A, and 5 Gb/s USB-A.

This system is powered by a 12th Gen Intel Core i7-12700 12-Core processor and 16GB of 4800 MHz DDR5 RAM that can be upgraded to 64GB. For storage, it has a 256GB PCIe 4.0 x4 M.2 SSD, with two additional M.2 2280 PCIe slots for extra storage. Connect to the internet via Wi-Fi 6E (802.11ax) or the Gigabit Ethernet jack for a more stable and reliable wired connection. Other integrated features include Bluetooth 5.3, a 5MP webcam, dual 5W speakers, and dual mics. For additional convenience right out of the box, the EliteOne 840 G9 comes with a USB keyboard and mouse. The installed operating system is Windows 11 Pro (64-bit).

Make Connecting Personal

Bring your meetings to life with the HP EliteOne 840 G9 AiO, powered by HP Presence features like HP Dynamic Voice Leveling that follows your voice.

Power and Style

Set your office or workspace apart from the ordinary with the sophisticated and sleek design of the HP EliteOne 840 G9 AiO. Powered by a 12th Gen Intel Core i7-12700 12-Core processor, it's ready for all your demanding projects and virtual conferences.

Protected by HP Wolf Security

HP Wolf Security for Business creates a hardware-enforced, always-on, resilient defense. From the BIOS to the browser, above, in, and below the OS, these constantly evolving solutions help protect your PC from modern threats.

HP Dynamic Voice Leveling

HP Dynamic Voice Leveling automatically enhances microphone gain to optimize voice clarity within 9.8' of the PC. HP AI Noise Reduction uses noise-filtering technology to enhance audio conferencing, even while wearing a mask.

HP Auto Lock and Awake

Wake your PC when you approach it and lock it when you leave with HP Auto Lock and Awake. An advanced proximity sensor detects your presence and triggers the camera and Windows Hello to confirm your identity and unlock your PC.

Multi-Camera Experience

Support for dual video streams and camera switching with Multi-Camera Experience software makes it easy to stream one video of an object while the other camera stays on you.

HP Auto Frame

With HP Auto Frame, the camera and audio follow you or multiple presenters as they move within the camera's frame with presets that focus on your head, head and shoulders, or head and torso.

Modern Standby

Your PC keeps working even when you're not with Modern Standby. When you wake the PC it's ready to work, meaning your email, notifications, and updates have all been updating themselves while the PC is asleep and connected to a network.

HP Eye Ease

TUV certified HP Eye Ease low blue light anti-glare panels help remove blue light waves while preserving vivid color accuracy.

myHP Application

Enable hardware and software innovations from HP with the myHP application. This single dashboard houses access to settings for audio, video, the programmable key, and more.

HP Monitor Mode

Extend the use of your AiO PC with HP Monitor Mode that allows you to bypass all but the display component of the device and use it as a display when connected to another PC through HDMI-in.

HP Sure Start Gen7

Firmware attacks can completely devastate your PC. Stay protected with HP Sure Start Gen7, the self-healing BIOS that automatically recovers itself from attacks or corruption.

HP Sure Run Gen5

Stop unwanted changes to security settings and help limit the spread of malware with HP Sure Run Gen5 which identifies, quarantines, and provides reporting on attackers trying to kill processes.

Windows 11 Pro

Microsoft simplified the design and user experience with Windows 11. It has a modern, clean design with a new Start Menu position. Snap Layouts, Groups, and Desktops allow you to multitask with ease. Microsoft has also integrated some of their apps, such as Microsoft Teams. The redesigned Microsoft Store makes it easier to look for supported apps. The Pro version of Windows 11 includes all the features that Windows 11 Home offers plus many designed specifically for business users, including Hyper-V virtualization, BitLocker disk encryption, and remote desktop access.

Warranty Information

(Manufacturer Standard Warranty) - Not Clear what product you need, or can't find your specific product/service part number? Call us +44 330 043 2524 | You can also use the quote request page

Shipping & Return

We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be ship to international destinations.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

Protection Plans