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Performance that Defies Space Constraints 

HP ZCentral 4R Workstation PC 

For the first time ever, get Z performance in a high-density 1U footprint. This slim powerhouse lets you pack in more units — and power.

HP ZCentral 4R

Product may differ from images depicted.

Z4 Power.
1U Form Factor.

We've packed all the performance of our best-selling Z4 into a slim, 1U design.

Up to 18 cores Intel® Xeon® W Processor2

Ensure the highest performance and productivity for your pro-level apps and most challenging projects. Avoid system crashes in the middle of your workflow with Error Correction Code (ECC) memory that detects and corrects soft errors in the memory system on the fly.

Up to NVIDIA RTX™ A6000 GPU3

Reach peak performance with support for one ultra high-end or two mid-tier18 NVIDIA RTX™ professional graphics options.

Software certified

ISV Certified

Work with confidence knowing your desktop is certified with leading software applications to ensure peak performance even with complex projects.

Memory

Up to 256 GB

DDR4-2933 SDRAM

Get greater application responsiveness to tackle large workloads with quad-channel architecture providing up to 256 GB of memory.

Storage

Up to 22 TB4

Access and store massive amounts of data on the fly with three storage bays and dual M.2 slots. 

Power supply

Up to 1350W5

Choose a power supply that can keep up. With an aggregated option—combining two power supplies—or a redundant option, you'll have power to keep you up and running.5

Expandability

Create Your Own Upgrade Path

Invest only in the technology you need now, knowing you can scale over time. Get the ability to expand as the compute demands of your workforce evolve, with impressive memory capacity, space for multiple GPUs6 and upgradable power supply options.

HP ZCentral

Cut Costs, Not Performance.
Centralise with Z.

Maximise your compute investment by centralising a suite of ZCentral 4Rs that can be accessed remotely with HP ZCentral software.7 Plus, software certifications for leading apps come standard,delivering professional reliability and predictable licensing fees.

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Simplify Device
Management

Choose HP Device as a Service9 for an easy way to deploy ZCentral software and hardware

with users, helping you to reduce IT costs and provide robust end-point protection.10 Trust

HP or an authorised channel partner to monitor security on your devices.

Discover and design

From consulting to assessment and solution design services, let us help you make the best IT decisions and investments.

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Configure

Save time and increase your IT organisation’s productivity when HP custom configures your devices to your specifications.

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Deploy

Get your users up and running quickly with delivery, staging, installation and device set-up service designed to help reduce time, risks and costs.

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Optimise

Increase user uptime with fast resolution of device issues, OS migration, and through consulting services to optimise your PC environment.

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Maintain

Choose from a wide range of global services for coverage, protection and support to improve user uptime and IT cost predictability.

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Recover and Renew

Help protect your business data with our secure end of use services, and prepare for a technology refresh that supports environmental sustainability.

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Reliability

Rely on Your
Workstation

Work with confidence knowing your desktop has undergone 360,000 hours of rigorous testing, military-standard testing,11 is certified for industry-leading software, and is built to run your heaviest workloads 24/7.

The Workstation for Your Workflow

Work without slowdown, whether you’re developing games and interactive media, animating motion graphics, or creating ads, shorts, and feature-length films with raw 4K footage.  

Third party software sold separately.

Optimised for BIM and 3D CAD design. Easily manipulate 3D shapes, render with real-time ray tracing, and run advanced simulations and visualisations — even in VR.

Third party software sold separately.

Visualise your project anytime. Move seamlessly between 3D CAD, rendering with real-time ray tracing, and advanced simulations and visualisations — even in VR. 

Third party software sold separately.

Work quickly and efficiently with advanced datasets, including videos, images, and speech. Ideal for AI, machine learning, deep learning, and cluster computing applications.  

Third party software sold separately.

Design
That Matters

The Z by HP portfolio provides extreme performance for the most-demanding professional workflows. But the Z vision goes beyond powerful processing and graphics, cutting-edge thermal design and unrelenting reliability. 

  

We design our systems around our users. We understand that anywhere can be your office, and that you care about protecting our shared future. So we craft thin and light laptops with incredible battery life, mini desktops that fit your home setup and towers with tool-less access for easy expansion — and we use recycled plastics20, safer materials21 and bulk packaging. 

  

Globally recognised for beautiful, inclusive design, Z devices demonstrate what’s possible when we combine passion for design with uncompromising usability and engineering excellence.

Multiple Ports to
Maximise Your Productivity

   
   
  1. Headset Audio

  2. 2x USB 3.1 G1 Type-A
  3. Premium (shown) - 2x USB 3.1
    G2 Type-C®; Standard - 2x USB 3.1
    G1 Type-A
  
  
  1. 1GbE RJ-45 (AMT)
  2. 1/2.5/5/10GbE RJ-45
  3. 4x USB 3.1 G1 Type-A

Keep Cool Under Any Workload

Maintain peak processing power through your heaviest workloads with our

innovative thermal technology solution.

Explore the 
ZCentral 4R

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More About Z by HP

• Security

Peace of Mind

Security is our commitment – so you can focus on driving results. Find total confidence with HP Wolf Security for Business.17

Discover Now

• Sustainability

Better for People,

Better for the Planet

Help protect our shared future with PCs that drive towards increasing sustainability. 

Learn More

Additional Features

Windows or Linux®

Support your unique user needs with a choice of Windows 1114, 15 or Linux® operating systems.

Ubuntu Certified

Extensively tested by Canonical, our hardware is Ubuntu certified to perform at its best once it’s in your hands. 

Tool-less Access

Evolve your work. Evolve your rig. With tool-less access to the interior, you can customize your Z to fit your needs.

Long Lifecycle

Minimise how often you have to refresh your PC with a machine built for longevity. This workstation is with you for the long-term.

Fast Network Connections

Multiple high-speed network connections are easy with dual embedded 1x10 GbE and 1x1 GbE ports for speedy data transfers.

Sanitisable

Tested to withstand 1,000 cleaning cycles with select household wipes.16

Have a Question?

Contact Sales Support. 

Follow Z by HP on Social Media

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Need Help in Choosing the Best
Z Workstation Solutions?

Request a Callback

 Need Support for Your Z Workstation? 

Go to Support Page

Disclaimers

    1. Based on HP internal analysis of 1U racked workstation processor, graphics, memory, and power supply as of July 2020.

    2. Multicore is designed to improve performance of certain software products. Not all customers or software applications will necessarily benefit from use of this technology. Performance and clock frequency will vary depending on application workload and your hardware and software configurations. Intel’s numbering, branding and/or naming is not a measurement of higher performance. 

    3. Graphics are sold separately or as an optional feature. The NVIDIA RTX™️ A6000 is only available on the high end chassis and requires the dual slot riser which is sold separately.

    4. For storage drives, GB = 1 billion bytes. TB = 1 trillion bytes. Actual formatted capacity is less. Up to 35GB (for Windows) is reserved for system recovery software. 

    5. Options are sold separately or as optional, configurable feature.

    6. Support for one ultra high-end or two mid-tier NVIDIA® Quadro® professional graphics options. 

    7. HP ZCentral Connect Software requires purchase of a perpetual floating license per simultaneous connection and purchase of 1 year ZCentral Connect Software Support Service and requires download at hp.com/ZCentral. Requires HP ZCentral Remote Boost Software which can be downloaded at hp.com/ZCentralRemoteBoost, a Windows 10, Windows Server 2016 or newer operating system, Microsoft Active Directory and Intel Active Management Technology for select features. HP ZCentral Remote Boost Sender does not come preinstalled on Z Workstations but can be downloaded and run on all Z desktop and laptops without license purchase through 2022. With non-Z sender devices, purchase of perpetual individual license or perpetual floating license per simultaneously executing versions and purchase of ZCentral Remote Boost Software Support is required. ZCentral Remote Boost Sender for non-Z Hardware requires a license and Windows 10, RHEL/CentOS (7 or 8), or UBUNTU 18.04 or 20.04 LTS operating systems. macOS (10.14 or newer) operating system and ThinPro 7.2 are only supported on the receiver side. Requires network access. The software is available for download at hp.com/ZCentralRemoteBoost.

    8. Select ISV certifications included. Software sold separately. 

    9. HP DaaS and/or included components may vary by region or by Authorised HP DaaS Service Partner. Please contact your local HP Representative or Authorised DaaS Partner for specific details in your location. HP services are governed by the applicable HP terms and conditions of service provided or indicated to Customer at the time of purchase. Customer may have additional statutory rights according to applicable local laws, and such rights are not in any way affected by the HP terms and conditions of service or the HP Limited Warranty provided with your HP Product.

    10. HP DaaS includes minimum hardware, repair, analytics and financing components and may include additional displays, accessories, and services. The minimum components are subject to change. 

    11. Undergoes MIL-STD testing. MIL-STD testing is not intended to demonstrate fitness for U.S. Department of Defense contract requirements or for military use. Test results are not a guarantee of future performance under these test conditions. Accidental damage requires an optional HP Accidental Damage Protection Care Service.

    12. Third party software sold separately. 

    13. Applies to HP PCs, Workstations and Displays manufactured after January 2019. Based on most Gold and Silver EPEAT® registrations by meeting all required criteria and achieving 50-74% of the optional points for EPEAT® Silver and 75-100% of the optional points for EPEAT® Gold according to IEEE 1680.1-2018 EPEAT®. Status varies by country. Visit www.epeat.net External link icon for more information.

    14. Not all features are available in all editions or versions of Windows. Systems may require upgraded and/or separately purchased hardware, drivers, software or BIOS update to take full advantage of Windows functionality. Windows is automatically updated and enabled. High speed internet and Microsoft account required. ISP fees may apply and additional requirements may apply over time for updates. See http://www.windows.com External link icon

    15. This PC comes with Windows 10 and a free Windows 11 upgrade. The Windows 11 upgrade will be delivered to qualifying devices late 2021 into 2022. Timing varies by device. Certain features require specific hardware (see aka.ms/windows11-spec External link icon). 

    16. Select household wipes can be safely used to clean HP Elite and Workstation PCs up to 1,000 wipes: See wipe manufacturer’s instructions for disinfecting and the HP cleaning guide for HP tested wipe solutions at How to Sanitise Your HP Device 

    17. HP Wolf Security for Business requires Windows 10 or higher, includes various HP security features and is available on HP Pro, Elite, RPOS and Workstation products. See product details for included security features and OS requirement.  

    18. 2x mid-tier graphics cards requires the dual slot riser which is sold separately.  

    19. Number of colours through A-FRC technology.  

    20. Percentage of recycled plastic varies by platform. Recycled plastic content percentage is based on the definition set in the IEEE 1680.1-2018 standard.

    21. Select materials meet GreenScreen® for Safer Chemicals' methodology. 
       

    Product may differ from images depicted.

     

    Product images are for illustration purposes only, product availability and colours may vary by country.
     

    © HP Development Company, L.P. The Information contained herein is subject to change without notice. Warranties for HP products and services are set out in the express warranty statements accompanying such products and services. In addition, our products and services come with guarantees that cannot be excluded under the Australian Consumer Law. Subject to the foregoing, 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, the Intel logo, Core and Xeon are trademarks or registered trademarks of Intel Corporation or its subsidiaries in the United States and other countries. Microsoft and Windows are either registered trademarks or trademarks of Microsoft Corporation in the United States and/or other countries. NVIDIA and Quadro are trademarks and/or registered trademarks of NVIDIA Corporation in the U.S. and other countries. Linux® is the registered trademark of Linus Torvalds in the U.S. and other countries. USB Type-C® and USB-C® are trademarks of USB Implementers Forum.