HP ProDesk 405 G4 Ryzen 5 8GB 256GB SSD Win10 Pro Desktop Mini PC

QuickFind: 885176 Mfr part code: 6QR93EA#ABU
  • AMD Ryzen 5 2400GE 3.2GHz
  • 8GB DDR4 + 256GB SSD
  • AMD Vega 11
  • Windows 10 Pro
  • 3 Year Warranty
Trade-In deal

Trade-In deal available with this product until 31st Jan 2021

Claim up to £330 when you purchase this PC and trade in your old one. The trade in cashback reward that you receive depends upon the qualifying product you have purchased and the price you have paid, please read terms carefully before purchase Click here to learn more

Product Description

HP ProDesk 405 G4 Ryzen 5 8GB 256GB SSD Win10 Pro Desktop Mini PC

A reliable, future-ready performer

When you need a PC that's ready to evolve with your growing business, the ultra-small HP ProDesk 405 Desktop Mini answers the call with performance, security, and expandability in a compact, stylish design that fits the modern workspace and your budget.


Solid performance and configurability

Power through your day with a solution you can flexibly configure with AMD Ryzen™ PRO Processors and options that include dual storage drives, M.2 PCIe NVMe SSDs, and up to 32 GB of DDR4 memory.


Expansion that extends your investment

Maximize PC life with available dual storage3 and a configurable I/O port that allows you to add VGA3 or serial legacy support or a third video port connector3 for three displays or a USB Type C™ 3.1 Gen 2 port.


Place it where you need it

Take your footprint down to near zero with a PC that attaches behind an HP display5, or mount6 and secure it almost anywhere with HP accessories.3 Declutter 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 Gen4 and protect against web-based attacks with HP Sure Click.8 Easily manage devices through Microsoft System Center Configuration Manager with the HP Manageability Integration Kit






  • AMD Ryzen™ 5 2400GE Quad-Core 3.2 GHz

  • Radeon™ RX Vega 11 Graphics

  • up to 3.8 GHz burst frequency

  • 6 MB cache


  • 8 GB DDR4-2666 SDRAM

  • Configuration: 1 X 8 GB

  • 2 x SODIMM


  • 256 GB PCIe® NVMe™ SSD

Optical Drive

  • None


  • Operating System: Windows 10 Pro 64


  • Not Included


  • AMD Radeon™ Vega 11 Graphics

Input Devices

  • USB Business Slim Keyboard


  • Wired LAN

Power Supply

  • 65 W external power adapter


  • Width 17.7 cm

  • Depth 17.5 cm

  • Height 3.4 cm

  • Weight 1.26 kg



  • 1 headphone

  • 1 headset connector

  • 1 USB 3.1 Gen 1

  • 1 USB 3.1 Gen 1 (charging)


  • 1 RJ-45

  • 2 DisplayPort™ 1.2

  • 4 USB 3.1 Gen 1


  • 1 M.2 2230

  • 1 M.2 2230/2280

Warranty / Misc

  • 3 year (3-3-3) warranty and service offering includes 3 years of parts, labor and on-site repair. Includes next business day service for parts and labor


Technical Specification

HP ProDesk 405 G4 Ryzen 5 8GB 256GB SSD Win10 Pro Desktop Mini PC

Expansion / Connectivity

Slots 1 (total) / 1 (free) x M.2 Card - 2230 (x1 mode) ¦ 1 (total) / 0 (free) x M.2 Card - 2230/2280 (x4 mode)
Bays 1 (total) / 1 (free) x internal 2.5"
Interfaces 6 x USB 3.1 Gen 1 (2 front, 4 rear) (one of them with wake functionality, one of them is charging) ¦ 2 x DisplayPort ¦ 1 x headphones/microphone (1 in front) ¦ 1 x headphones (1 in front) ¦ 1 x LAN (Gigabit Ethernet)


Technology DDR4 SDRAM - non-ECC
Installed Size 8 GB / 32 GB (max)
Effective Memory Speed 2666 MHz
Rated Memory Speed 2666 MHz
Form Factor SO-DIMM 260-pin
Slots 2 (Total) / 1 (empty)
Features Unbuffered
Configuration Features 1 x 8 GB

Cache Memory

Installed Size L3 Cache - 4 MB
Cache Per Processor 4 MB

Manufacturer Warranty

Service & Support Limited warranty - parts and labour - 3 years - on-site

Environmental Standards

TCO Certified TCO Certified Desktops 8
ENERGY STAR Certified Yes


Type Personal computer
Product Form Factor Mini desktop
Embedded Security Trusted Platform Module (TPM 2.0) Security Chip
Localisation Language: English / region: United Kingdom

Processor / Chipset

CPU AMD Ryzen 5 Pro 2400GE / 3.2 GHz
Max Turbo Speed 3.8 GHz
Number of Cores Quad-Core
CPU Qty 1
Max CPU Qty 1
L2 cache 2 MB
CPU Upgradability Upgradable
CPU Socket Socket AM4
Chipset Type AMD B350 FCH

Hard Drive

Type SSD - M.2 2280
Capacity 1 x 256 GB
Interface Type PCI Express
Features NVM Express (NVMe)

Storage Controller

Type 1 x SATA
Controller Interface Type SATA 6Gb/s

Optical Storage

Type No optical drive


Monitor Type None.

Graphics Controller

Graphics Processor AMD Radeon RX Vega 11
Video Interfaces DisplayPort
HDCP Compatible Yes
Max Monitors Supported 3

Audio Output

Sound Output Mode Stereo
Max Sampling Rate 192 kHz
Compliant Standards High Definition Audio

Input Device

Type Mouse, keyboard


Keyboard Name HP Business Slim Keyboard
Interface USB
Localization & Layout UK


Technology Optical
Interface USB


Ethernet Controller Realtek RTL8111EPH
Data Link Protocol Ethernet, Fast Ethernet, Gigabit Ethernet
Features Wake on LAN (WoL), ACPI support, PXE support, auto-uplink (auto MDI/MDI-X)
Compliant Standards IEEE 802.3, IEEE 802.3u, IEEE 802.3i, IEEE 802.1Q, IEEE 802.3ab, IEEE 802.1p, IEEE 802.3x, IEEE 802.3az


Theft/Intrusion Protection Security lock slot (cable lock sold separately)
Security Slot Type Kensington security slot
Compliant Standards ACPI, FIPS 140-2, Common Criteria EAL4+, low halogen


Device Type Power adapter
Nominal Voltage AC 120/230 V (50/60 Hz)
Power Provided 65 Watt

Operating System / Software

OS Provided Windows 10 Pro 64-bit Edition English
Software HP Recovery Manager, HP Support Assistant, HP Hotkey Support, HP Secure Erase, HP Drive Packs (free download), HP Client Catalog, HP BIOS Config Utility, HP Setup Integrated OOBE, HP JumpStart, HP System Software Manager, HP Sure Click, HP BIOSphere Gen4, HP Manageability & Integration Kit Gen2 (free download), Ivanti Management Suite, HP Client Security Manager Gen4, HP Privacy Settings

Dimensions & Weight

Width 17.7 cm
Depth 17.5 cm
Height 3.42 cm
Weight 1.25 kg

Dimensions & Weight (Shipping)

Shipping Width 49.7 cm
Shipping Depth 12.8 cm
Shipping Height 22.3 cm
Shipping Weight 3.34 kg

Environmental Parameters

Min Operating Temperature 10 °C
Max Operating Temperature 35 °C
Humidity Range Operating 10 - 90% (non-condensing)

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HP ProDesk 405 G4 Ryzen 5 8GB 256GB SSD Win10 Pro Desktop Mini PC

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HP ProDesk 405 G4 Ryzen 5 8GB 256GB SSD Win10 Pro Desktop Mini PC

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