All-in-One PC HP 840 AiO G9 — Intel Core i5-14500, 23.8 inch FHD IPS, 16GB DDR5 4800, 512GB NVMe SSD, Intel UHD 770, Windows 11 Pro

Compact All-in-One PC HP 840 AiO G9 with a 23.8" (60.5 cm) Full HD IPS display (1920 × 1080, 250 cd/m²) designed for business and office environments. It is powered by an Intel Core i5-14500 processor (14 cores, up to 5.0 GHz) with 24 MB L3 cache and integrated Intel UHD Graphics 770. The system includes 16 GB DDR5-4800 SO-DIMM memory, a 512 GB M.2 NVMe SSD, Wi‑Fi 6E (Intel AX211), Bluetooth 5.3, a 5 MP built-in camera, Bang & Olufsen speakers and ships with Windows 11 Pro. The chassis integrates display and system in a single unit and supports enterprise management tools and TPM 2.0 for platform security.

Advantages

The HP 840 AiO G9 combines a space-saving all-in-one design with up-to-date connectivity and performance: a 14-core Intel Core i5 with Turbo Boost up to 5.0 GHz, fast DDR5 memory and NVMe PCIe storage for responsive multitasking and application launch. A 23.8" IPS Full HD panel delivers consistent viewing angles and 72% NTSC colour coverage while built-in Wi‑Fi 6E and Bluetooth 5.3 provide modern wireless links. Business features include TPM 2.0, Windows 11 Pro and HP management utilities.

Suitable for

• Office productivity and multitasking
• Videoconferencing and remote meetings
• Business desktops with centralized management
• Everyday productivity applications and web-based work

Key specifications

• Form factor: All-in-One desktop with integrated display
• Processor: Intel Core i5-14500, 14 cores, up to 5.0 GHz, 24 MB L3 cache
• Graphics: Integrated Intel UHD Graphics 770
• Display: 23.8" (60.5 cm) IPS, 1920 × 1080 (Full HD), 250 cd/m², 72% NTSC
• Memory: 16 GB DDR5-4800 (SO-DIMM)
• Storage: 512 GB M.2 NVMe SSD (PCI Express)
• Wireless: Wi‑Fi 6E (802.11ax, Intel AX211), Bluetooth 5.3
• Camera & audio: 5 MP built-in camera, dual Bang & Olufsen speakers, built-in microphone
• Security & management: TPM 2.0, HP management tools and diagnostics, Windows 11 Pro
• Ports: HDMI 1.4 out, multiple USB Type-A and Type-C ports including USB4 and USB 3.2 Gen2/Gen2x2
• Power: 240 W AC adapter, 50–60 Hz
• Operating conditions: 10–35 °C, 10–90% relative humidity
• Weight & dimensions (with stand): approx. 9.26 kg; display height 558.1 mm, depth 238 mm, width 539.6 mm

How to use

Place the All-in-One on a stable, level surface with adequate ventilation around the chassis. Connect the AC adapter and attach any required peripherals such as keyboard and mouse. Power on the system and follow the Windows 11 Pro initial setup prompts. Use HP Support Assistant and the preinstalled HP diagnostics tools to check hardware status and install available driver updates. For network connectivity, enable Wi‑Fi or connect via wired network as required.

Recommendations

For reliable day-to-day business use, keep the system software and firmware up to date via HP management tools, operate within the recommended temperature and humidity ranges, and provide regular backups of important data. Use the built-in camera and Bang & Olufsen audio for videoconferencing in quiet, well-lit rooms.