Product Information

• Product Name: HP ProOne 400 G2 All-in-One Desktop
• Model: ProOne 400 G2
• Brand: HP
• Series: ProOne 400 Series (Business All-in-One)
• Category: All-in-One Desktop PC
• Release Year: 2016
• Form Factor: All-in-One (integrated display and computer)
• Dimensions: 18.9 x 14.6 x 2.4 inches (480 x 371 x 61 mm) with stand
• Weight: 14.3 lbs (6.5 kg) with stand
• Color: Business Black or Silver (depending on configuration)
• Stand: Adjustable tilt stand (-5° to +30°)

Processor (CPU)

• Model: Intel Core i5-6100
• Generation: 6th Generation (Skylake)
• Cores/Threads: 4 cores, 4 threads (no Hyper-Threading)
• Base Frequency: 3.2 GHz
• Max Turbo Frequency: 3.7 GHz (single core)
• Cache: 6MB Intel Smart Cache
• Socket: LGA 1151 (v1)
• TDP: 65W
• Architecture: 14nm
• Intel Technologies: Intel Turbo Boost 2.0, VT-x, VT-d, AES-NI
• Note: Standard desktop processor (non-"T" variant) for better performance
• Other Possible CPUs: i3-6100, i5-6500, i5-6600, i7-6700 (depending on configuration)

Display

• Size: 20-inch diagonal
• Resolution: Full HD 1920x1080
• Panel Type: IPS (In-Plane Switching) with Anti-Glare coating
• Aspect Ratio: 16:9
• Brightness: 250 nits typical
• Viewing Angles: 178° horizontal and vertical
• Color Depth: 16.7 million colors (8-bit)
• Color Gamut: 72% NTSC typical for IPS panels
• Touch Option: Available on some configurations (10-point multi-touch)
• Bezel: Thin bezel design for space efficiency

Graphics

• Integrated Graphics: Intel HD Graphics 530
• Base Frequency: 350 MHz
• Max Dynamic Frequency: 1.15 GHz
• Execution Units: 24
• Video Memory: Shared system memory
• Max Resolution: 4096x2304 @ 60Hz (DisplayPort)
• DirectX Support: DirectX 12
• OpenGL Support: OpenGL 4.4
• Display Outputs: Supports internal display + 1-2 external displays
• Video Decode: Hardware accelerated 4K H.264, HEVC 8-bit, VP9 8-bit
• Optional Graphics: Some configurations may have AMD Radeon R5 430 (2GB) discrete GPU

Memory (RAM)

• Capacity: 8GB DDR4 (as configured)
• Type: DDR4-2133 (non-ECC, unbuffered)
• Slots: 2x UDIMM slots (user accessible via rear panel)
• Configuration: Typically 2x4GB in dual-channel
• Maximum Supported: 16GB (2x8GB) - official support
• Memory Technology: Dual-channel architecture (when using 2 identical modules)
• Speed: 2133MHz (standard for Skylake processors)
• Note: Some configurations may support 32GB (2x16GB) with compatible modules

Storage

• Primary Storage: 500GB SATA Hard Disk Drive
• Interface: SATA 6Gb/s
• Speed: 7200RPM (typical for business configurations)
• Form Factor: 3.5-inch desktop HDD
• Storage Bays:
  • 1x 3.5-inch internal bay (occupied by HDD)
  • 1x M.2 slot (may be available for SSD cache or additional storage)
• Storage Expansion: Can add SSD via M.2 slot or replace HDD with larger HDD/SSD
• Other Storage Options: 128GB/256GB/512GB SSD, 1TB/2TB HDD, hybrid drives
• RAID Support: Not available in standard configurations

Operating System

• Pre-installed: Windows 10 Pro 64-bit
• Recovery: HP Cloud Recovery, HP Recovery Manager
• Windows Features: BitLocker, Remote Desktop, Group Policy, Domain Join
• Windows 11 Compatibility: Not officially supported (requires 8th Gen+ CPU for official support)
• Downgrade Rights: Windows 7 Professional available at launch (now outdated)
• Linux Compatibility: Generally good with mainstream Linux distributions

Connectivity

• Ethernet: Intel I219-LM Gigabit Ethernet (10/100/1000)
• Wireless: Intel Dual Band Wireless-AC 7265 (802.11ac, 2x2) + Bluetooth 4.2
• Wi-Fi Speed: Up to 867 Mbps (5GHz) or 300 Mbps (2.4GHz)
• Bluetooth: Bluetooth 4.2 with A2DP, LE support
• Wake-on-LAN: Supported
• LAN Features: Wake on LAN, PXE boot, Energy Efficient Ethernet

Ports & Connectors

• Front/Side Ports:
  • 2x USB 3.0 (5 Gbps)
  • 1x 3.5mm headphone jack
  • 1x 3.5mm microphone jack
  • SD card reader (on some models)
• Rear Ports:
  • 4x USB 3.0 (5 Gbps)
  • 2x USB 2.0 (480 Mbps)
  • 1x HDMI-out (supports 1920x1080 @ 60Hz)
  • 1x DisplayPort 1.2
  • 1x RJ-45 Ethernet
  • 1x 3.5mm line-out
  • 1x 3.5mm microphone-in
  • Optional Serial port (requires optional bracket)
  • Kensington lock slot
  • AC power input

Audio

• Audio System: Integrated stereo speakers
• Speaker Power: 2x 3W speakers
• Audio Codec: Realtek ALC221
• Microphone: Integrated digital microphone
• Audio Features: HD Audio, DTS Studio Sound (software enhancement)
• External Audio: Supports external speakers via line-out jack

Camera & Communication

• Webcam: HP TrueVision HD Webcam (720p)
• Camera Resolution: 1MP (1280x720)
• Camera Features: Fixed focus, low-light enhancement
• Optional: HP Privacy Camera with sliding shutter (on some models)
• Microphone: Integrated digital microphone with noise reduction

Power Supply

• Type: External power adapter
• Wattage: 150W or 180W (depending on configuration)
• Efficiency: 80 PLUS Bronze certified
• Input Voltage: 100-240V AC, 50-60Hz
• Power Cord: Included (region specific)

Security Features

• TPM: TPM 2.0 embedded security chip
• Physical Security: Kensington lock slot, chassis intrusion detection
• BIOS Security: HP Sure Start Gen4, Secure Boot, BIOS passwords
• HP Security Features: HP BIOS Configuration Utility, HP DriveLock
• Optional Security: Smart Card reader, fingerprint reader
• Intel Security: Intel vPro available on some configurations

Software & Management

• Pre-installed Software: HP Support Assistant, HP Client Security Manager, HP Performance Advisor
• Management: HP Manageability Integration Kit, compatible with HP Device Manager
• Remote Management: Optional Intel vPro with AMT
• Cloud Management: Compatible with Microsoft Endpoint Manager

Environmental Specifications

• Operating Temperature: 50°F to 95°F (10°C to 35°C)
• Storage Temperature: -40°F to 140°F (-40°C to 60°C)
• Relative Humidity: 20% to 80% (non-condensing)
• Altitude: Up to 10,000 feet (3,048 meters)
• Acoustic Noise: 30 dBA typical (idle), 35 dBA under load

Warranty & Support

• Standard Warranty: 3-year limited warranty (parts, labor, and onsite service)
• Support Hours: Business hours (extended available)
• Onsite Service: Next business day (in supported locations)
• Extended Warranty: Available up to 5 years
• Accidental Damage Protection: Optional HP Care Pack

Certifications & Compliance

• ENERGY STAR 7.0 certified
• EPEAT Silver or Gold (depending on configuration)
• RoHS compliant
• WEEE compliant
• FCC Class B certified
• CE Marking
• WHQL certified for Windows 10

What's in the Box

• HP ProOne 400 G2 All-in-One Desktop
• External power adapter and power cord
• Wireless keyboard and mouse (HP Business series)
• Documentation kit
• Warranty card

Performance & Business Use

• Target Use: General office productivity, business applications, point-of-sale, digital signage
• Recommended For: Front office, reception, call centers, educational institutions, healthcare
• CPU Performance: Good for office applications, web browsing, video conferencing
• Memory Capacity: 8GB is adequate for most business applications and multitasking
• Storage Performance: 500GB HDD provides ample storage but slower performance than SSD
• Space Efficiency: All-in-one design saves desk space and reduces cable clutter

Upgrade Potential

• RAM Upgrade: Easy access via rear panel, supports up to 16GB (2x8GB)
• Storage Upgrade: Can add SSD via M.2 slot or replace HDD with SSD/HDD
• Wi-Fi Upgrade: M.2 Wi-Fi card replaceable with newer standards
• CPU Upgrade: Possible (standard LGA 1151 socket) but requires significant disassembly
• Limitations: No PCIe expansion, integrated graphics only on most models

Important Notes & Recommendations

• Storage Performance: Consider adding SSD via M.2 slot or replacing HDD with SSD for significant performance improvement
• Memory: 8GB is sufficient for business use; upgrade to 16GB for heavy multitasking
• Display: 20-inch FHD IPS provides good viewing angles and color reproduction
• Windows 11: Not officially supported; consider staying with Windows 10 or exploring Linux options
• All-in-One Advantage: Space-saving design with fewer cables compared to traditional desktop + monitor
• Business Features: Windows 10 Pro includes business features like BitLocker and Remote Desktop
• Compared to ProOne 400 G1: G2 has 6th Gen Skylake processors vs 4th Gen Haswell in G1
• Compared to ProOne 600 G2: 600 series typically has larger displays (23.8-inch) and more premium features
• Video Conferencing: 720p camera adequate for business video calls; consider external webcam for better quality
• Energy Efficiency: All-in-one design typically uses less power than desktop + monitor setup