Datasheet
HP ProDesk 400 G4 Desktop Mini PC
A reliable, future-ready performer.
Designed to fit the modern workspace
with a compact, stylish appearance,
the ultra-small HP ProDesk 400
Desktop Mini is an affordable PC with
reliability and performance for your
growing business.
HP recommends Windows 10 Pro.
Windows 10 Pro
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Intel® Core™ processors
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Powerful and configurable
Power through your day with a solution you can flexibly configure with an 8th Gen Intel® Core™ processor2and options that
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include Intel® Optane™ memory3, SSD storage4, and up to 32 GB of DDR4 memory.
Expansion that extends your investment
Maximize the life of your PC as your business requirements change with a wide range of storage options4such as the latest M.2
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slots, traditional SATA drives, and a configurable I/O port that lets you expand on your own schedule.
Place it where you need it
Take your footprint down to near zero with a PC that attaches behind an HP EliteDisplay5, or mount6and secure it almost
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anywhere with HP accessories.4Declutter your space with short cables and rear I/O ports that connect to a range of displays.
HP-exclusive security and manageability
Help prevent data breaches and downtime with HP BIOSphere Gen47and protect against web-based attacks with HP Sure Click.
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Easily manage devices through Microsoft System Center Configuration Manager with HP Manageability Integration Kit.
Featuring
Be productive in any situation with Windows 10 Pro and powerful security, collaboration, and connectivity features from HP.
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Keep productivity high and downtime low with HP BIOSphere Gen4 firmware-level automation. Your PCs have extra protection
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thanks to automatic updates and security checks.
Help protect your PC from websites, attachments, malware, ransomware, and viruses with hardware-enforced security from HP
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Sure Click.
The HP Manageability Integration Kit helps speed up image creation and management of hardware, BIOS, and security through
Microsoft System Center Configuration Manager.
HP Client Security Manager Gen4 features multi-factor authentication, HP Device Access Manager, HP SpareKey, and HP Password
Manager. These tools work to keep data out of reach and defend against theft, attacks, and unauthorized users.
Greatly improve data, voice, and video communication transfer rates over challenged LAN and Wi-Fi networks with HP Velocity.
ITDMs can quickly help create, improve, and secure custom Windows images with HP Image Assistant Gen3.
Enjoy always-on, included self-help support built right into your PC, for the life of your PC, with HP Support Assistant.
Rest easy with a PC that goes the distance and is designed to pass HP’s Total Test Process.
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Datasheet
HP ProDesk 400 G4 Desktop Mini PC
Specifications Table
HP recommends Windows 10 Pro.
Form Factor
Available Operating System
Maximum Memory
Memory slots
Internal Storage
Audio
Communications
Expansion Slots
Ports and Connectors
Internal Drive Bays
Input Device
Available Software
Security Management
Management Features
Power
Dimensions
Weight
Environmental
Energy Efficiency Compliance
Warranty
Mini
Windows 10 Pro 64 – HP recommends Windows 10 Pro.
Windows 10 Home 64
Windows 10 Home Single Language 64
FreeDOS 2.0
Up to 32 GB DDR4-2666 SDRAM
Standard memory note: Transfer rates up to 2666 MT/s.
2 SODIMM
500 GB up to 2 TB SATA HDD
256 GB
128 GB up to 512 GB PCIe® NVMe™ M.2 SSD
Conexant CX20632 codec, universal audio jack, headset and headphone front ports (3.5 mm), multi-streamingcapable
LAN: Realtek RTL8111HSH-CG GbE
WLAN: Intel® Dual Band Wireless-AC 9560 802.11ac (2x2) and Bluetooth® 5 M.2, non-vPro™
1 M.2 2230; 1 M.2 2230/2280
(1 M.2 slot for WLAN and 1 M.2 2230/2280 slot for storage.)
Front: 1 headphone; 1 headset connector; 1 USB 3.1 Gen 1; 1 USB 3.1 Gen 1 (charging)
Rear: 1 external antenna connector; 1 power connector;1 RJ-45; 2 USB 2.0; 2 DisplayPort™1.2; 2 USB 3.1 Gen 1; 1 configurable video port
One 2.5" HDD
HP USB Wired Keyboard; USB Business Slim StandaloneWired Keyboard; HP USB Business Slim Smart Card (CCID) Keyboard
HP USB Optical Mouse
HP Device Access Manager; HP ePrint Driver + JetAdvantage; HP Hotkey Support; HP Jumpstart; HP Noise Cancellation Software; HP PhoneWise; HP Recovery Manager; HP Secure
Erase; HP Support Assistant; HP Sure Click; HP Velocity; Microsoft Defender;Native Miracast Support; HP Wireless Wakeup; Buy Office (sold separately); HP WorkWise
DriveLock; Hood sensor; HP BIOSphere; HP Credential Manager; HP PasswordManager; HP Power On Authentication; HP Security Manager; HP Spare Key; Power-on password (via
BIOS); Removable media write/boot control; SATA port disablement (via BIOS); Setup password (via BIOS); Support for chassis padlocksand cable lock devices; Trusted Platform
Module TPM 2.0 Embedded Security Chip (SLB9670 - Common Criteria EAL4+ Certified); USB enable/disable (via BIOS); Master Boot RecordSecurity; HP Client Security Suite Gen 4;
Pre-boot Authentication; Serial enable/disable (via BIOS)
HP BIOS Config Utility (download); HP Client Catalog (download); HP Driver Packs (download); HP SystemSoftware Manager (download); Update BIOS via Cloud or Network (BIOS
feature); Ivanti Management Suite; HP Management IntegrationKit for Microsoft System Center Configuration Management Gen 2
65 W external power adapter, up to 89% efficiency
17.7 x 17.5 x 3.4 cm
1.25 kg (Configured with 1 HDD only. Exact weight depends on configuration.)
Low halogen
ENERGY STAR® certified; EPEAT® Gold
1 year (1-1-1) limited warranty and service offering includes 1 year ofparts, labor and on-site repair. Terms and conditions vary by country. Certain restrictions and exclusions apply.
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Datasheet
HP ProDesk 400 G4 Desktop Mini PC
Accessories and services (not included)
HP Desktop Mini
Security/Dual VESA Sleeve
v2
Wrap your HP Desktop Mini PC in the HP Desktop Mini Security/Dual VESA Sleeve v2 to securely mount it—with or without
an Expansion Module1—behind your display, position the solution on a wall, and lock it down with the integrated security
bracket and optional HP Ultra-Slim Cable Lock.
Product number: 2JA32AA
HP recommends Windows 10 Pro.
HP Desktop Mini Rack Mount
Tray Kit Module
Put your HP Desktop Mini PCs to work behind the scenes with HP Desktop Mini Rack Mount Tray Kit Modules, which holds
up to eight PCs and fit into the HP 100kg Sliding Shelf.
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Product number: G1K21AA
HP Wireless Slim Business
Keyboard
Enjoy easy data entry and wireless connectivity with the HP Wireless Business Slim Keyboard, designed to complement
the 2015 class of HP Business PCs.
Product number: N3R88AA
HP Keyed Cable Lock 10 mm Help keep your notebook safe in the office and high-traffic areas by tethering it to a secure surface with the HP Master
Keyed Cable Lock 10mm, designed specifically for ultra-thin profile notebooks.
Product number: T1A62AA
HP 3 year Next Business Day
Onsite Hardware Support for
Desktops
Receive 3 years of next business day onsite HW Support from an HP-qualified technician for your computing device, if the
issue cannot be solved remotely.
Product number: U6578E
Datasheet
HP recommends Windows 10 Pro.
HP ProDesk 400 G4 Desktop Mini PC
Messaging Footnotes
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Not all features are availablein all editions or versionsof Windows. Systems may requireupgraded and/or separately purchased hardware, drivers, softwareor BIOS update to takefull advantage of Windows functionality.Windows 10 is automatically updated,
which is alwaysenabled. ISP fees may applyand additional requirements mayapply over time for updates.See http://www.windows.com.
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Multi-Core isdesigned to improve performanceof certain software products. Notall customers or softwareapplications will necessarily benefit fromuse of this technology. Performance and clockfrequency will vary depending on applicationworkload and your
hardware andsoftware configurations. Intel’s numbering,branding and/or naming is nota measurement of higher performance.
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Intel® Optane™ memorysystem acceleration does notreplace or increase theDRAM in your system and requires configuration withan optional Intel® Core™ i(5or 7)+ processor.
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Sold separatelyor as an optional feature.
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Display soldseparately. Requires HP B300or B500 PC Mounting Bracket forMonitors, sold separately.See display QuickSpecs for bracketguidance.
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Mounting hardwaresold separately.
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HP BIOSphere Gen4requires Intel® or AMD 8thGen processors. Featuresmay vary depending on the platformand configurations.
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HP Sure Clickis available on select HPplatforms and supports Microsoft® InternetExplorer,Google Chrome, and Chromium™. Supportedattachments include Microsoft Office(Word, Excel, PowerPoint) andPDF files in read-only mode.Check
http://h20195.www2.hp.com/v2/GetDocument.aspx?docname=4AA7-0922ENWfor all compatible platformsas they become available.
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HP Manageability IntegrationKit can be downloaded fromhttp://www.hp.com/go/clientmanagement
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HP Client Security ManagerGen4 requires Windows and 8thgeneration Intel® or AMD processors or later.
Technical specifications disclaimers
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Not all features are availablein all editions or versionsof Windows. Systems may requireupgraded and/or separately purchased hardware, drivers, softwareor BIOS update to takefull advantage of Windows functionality.Windows 10 is automatically updated,
which is alwaysenabled. ISP fees may applyand additional requirements mayapply over time for updates.See http://www.windows.com/.
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For hard drivesand solid state drives,GB = 1 billion bytes. TB= 1 trillion bytes. Actualformatted capacity is less. Upto 16 GB (for Windows7) and 36 GB (forWindows 8.1/10) of system disk isreserved for the system recovery software.
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Your productdoes not support Windows 8or Windows 7. In accordancewith Microsoft’s support policy,HP does not support the Windows8 or Windows 7 operating systemon products configured with Intel®and AMD 7th generation andforward processors or
provide any Windows8 or Windows 7 drivers onhttp://www.support.hp.com
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EPEAT® registered where applicable.EPEAT registration variesby country. See www.epeat.net forregistration status by country.See HP’s 3rd party option store for solarenergy accessory at www.hp.com/go/options.
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For systems configured with more than3 GB of memory and a32-bit operating system, all memorymay not be available dueto system resource requirements.Addressing memory above 4GB requires a 64-bit operatingsystem. Memory modules support data
transfer ratesup to 2133 MT/s; actual data rateis determined by the system's configuredprocessor. See processor specificationsfor supported memory data rate.
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All memory slotsare customer accessible/ upgradeable.
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Wireless access point and internetservice required. The specifications forthe 802.11ac WLAN are draft specificationsand are not final. Ifthe final specifications differ fromthe draft specifications, it may affectthe ability of the notebookto communicate with
other 802.11ac WLANdevices.
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Availability may varyby country.
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(1) external antennaconnector: must be configuredat time of purchase; (1)configurable video port: choice ofDisplayPort™ 1.2, HDMI™ 2.0, VGA, 1serial or USB Type-C™ withdisplay output. When configurableI/O port has been configured,one
DisplayPort™may be blocked in selectconfigurations; (2) USB 3.1 Gen 1:5 GBit/s data speed, upgradeable to USB 3.1Gen 2 port (10 GBit/sdata speed) in select configurations;(1) USB 3.1 Type-C™ Gen2: sold separately oras an optional feature. When
configurable I/Oport has been configured, oneDisplayPort may be blockedin select configurations .
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External power supplies,power cords, cables andperipherals are not Low Halogen. Service parts obtainedafter purchase may not beLow Halogen.
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HP BIOSphere:HP BIOSphere Gen4 features mayvary depending on the PC platformand configurations requires 8thGen Intel® processors; HP ClientSecurity Suite Gen 4: HP ClientSecurity Suite Gen 4 requiresWindows and Intel® or AMD 8thgeneration
processors; HPPassword Manager: HP PasswordManager requires Internet Exploreror Chrome™ or Firefox.Some websites and applications may notbe supported. User may needto enable or allowthe add-on / extension in theinternet browser; Trusted Platform
Module TPM 2.0Embedded Security Chip shipped with Windows10 (Common Criteria EAL4+ Certified)(FIPS140-2 Level 2 Certified): In somescenarios, machines pre-configured withWindows OS might ship with TPMturned off.
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HP Native MiracastSupport: Miracast is a wirelesstechnology your PC canuse to project your screento TVs, projectors, and streaming; HP Secure Erase:Secure Erase for the methodsoutlined in the National Instituteof Standards and Technology Special
Publication 800-88. Supportedon Elite platforms with BIOSversion F.03 or higher; HP ePrintDriver + JetAdvantage: HP ePrint Driverrequires an Internet connectionto HP web-enabled printer andHP ePrint account registration(for a list of eligibleprinters,
supported documents andimage types and other HP ePrintdetails, see www.hp.com/go/eprintcenter). Printtimes and connection speeds may vary;HP Support Assistant: HP Support Assistantrequires Windows and Internetaccess; Microsoft Defender: Microsoft
Defender Opt inand internet connection requiredfor updates; HP PhoneWise: HP PhoneWiseClient may not be availablewith HP Workwise. For supportedplatforms and HP PhoneWise systemrequirements see www.hp.com/go/HPPhoneWise;HP WorkWise: HP
WorkWise smartphone appis available as a freedownload on the Google Play.As of September 2017, HPWorkWise will no longer supportiOS or iPhone® devices; HPSure Click: HP Sure Click isavailable on select HP platforms and supports Microsoft®Internet
Explorer andChromium™. Check http://h20195.www2.hp.com/v2/GetDocument.aspx?docname=4AA7-0922ENW forall compatible platformsas they become available; HPVelocity: Availability may vary bycountry.
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HP Driver Packs:HP Driver Packs not preinstalled, however available for downloadat http://www.hp.com/go/clientmanagement; HP ManagementIntegration Kit for Microsoft SystemCenter Configuration Management Gen2: can be downloaded from
http://www8.hp.com/us/en/ads/clientmanagement/overview.html; IvantiManagement Suite: subscription required.
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(2) USB 3.1 Gen1: 5 GBit/s data speed,one port upgradeable toUSB 3.1 Gen 2 port (10 GBit/s data speed) inselect configurations.
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© Copyright 2018 HP Development Company, L.P. The information contained herein is subject to change without notice. The only warranties for HP products
and services are set forth in the express warranty statements accompanying such products and services. Nothing herein should be construed as constituting an
additional warranty. HP shall not be liable for technical or editorial errors or omissions contained herein.
Intel, Core and Intel vPro™ are trademarks of Intel Corporation in the U.S. and other countries. ENERGY STAR and the ENERGY STAR mark are registered
trademarks owned by the U.S. Environmental Protection Agency. Bluetooth is a trademark of its proprietor used by HP Inc. under license. Linux® is the
registered trademark of Linus Torvalds in the U.S. and other countries. DisplayPort™ and the DisplayPort™ logo are trademarks owned by the Video Electronics
Standards Association (VESA®) in the United States and other countries. All Rights Reserved. Adobe PDF is a trademark of Adobe Systems Incorporated. All
other trademarks are the property of their respective owners.
4AA7-2961EEE, May 2018
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