• Windows 10 Pro 64 for workstations
  • Intel® Xeon® W2225, 4.1 GHz (4.6 GHz)
  • 4 cores
  • 32 GB memory (4 x 8GB)
  • 1 TB HP Z Turbo Drive G2 PCIe SSD
  • No Graphics Included
  • SKU: 8JK45EA Category:
    General Details



    From design to visualization, our most popular Z desktop accelerates
    a wide range of pro apps. With high-performance processor options,
    plus dual extreme graphics support, you get all you need, nothing more.




    Iterate faster. Experiment more. High-frequency processing, multiple
    cores and powerful GPUs let you move from single-threaded tasks like
    3D CAD to multi-threaded tasks like rendering and simulation. Seamlessly.


    Tackle heavy workloads with a 4-core Intel® Xeon® processor. Get stability, data integrity and protection against potential crashes with ECC memory.


    Render photorealistic images and designs quickly with NVIDIA® Quadro® RTX4000 certified graphics – optimized for stability and peak performance with professional software apps.


    Visualize your project anytime with the power to move seamlessly between 3D CAD, rendering and simulations. The Z4 can easily handle tasks that require high frequency processing and high-powered GPUs.


    Z4 Overview

    Feature-rich functionality

    The Z4 is ahead of its time with more standard features than any other single processor HP workstation. With multiple configuration options, you can choose the perfect blend of components that meet your performance requirements.

    Visualization powerhouse

    Visualize your project anytime with the power to move seamlessly between 3D CAD, rendering and simulation applications. The Z4 can easily handle tasks that require high frequency processing, multiple cores and highpowered GPUs for an optimized design process.

    HP’s most secure workstations

    Advanced security features come standard on every Z4. Rest assured your device, identity and data are safe with security software like HP Client Security Suite Gen3 and HP Sure Start Gen3 featuring a self-healing BIOS.



      • Support your unique user needs with a choice of Windows 10 Pro for Workstations 64 or Linux® operating systems.
      • Run demanding professional apps with the newest generation Intel® Xeon® processors available with up to 18 cores for powerful performance and productivity.
      • Experience disruptive price-performance on multi-threaded applications, or combined workflows such as simulation based design, with Intel® Core™ XSeries processors: the high-performance single-socket processors from Intel®.
      • Get serious about graphics and reach peak productivity with access to a breadth of NVIDIA® and AMD professional graphics from entry to high-end 3D.
      • Install pro-grade storage hardware and elevate your storage-bound apps without sacrificing standard PCIe slots.
      • The simply stunning design features front and rear handles, so you can easily relocate your system.
      • Save space within your office layout with a chassis that is 10% smaller than the previous generation.
      • Multiple high-speed network connections are easy and speedy with dual embedded 1GbE LAN ports with Thunderbolt™ 3 technology for fast data transfers.
      • The optional dual front I/O USB 3.1 G2 Type C™ module lets you transfer data to devices using modern connection technology at higher data rates.
      • Optional self-encryption drives thwart outside access so your valuable IP won’t fall into the wrong hands.


    Technical Details

    Technical details

    1. Installed Operating System
      Operating system Windows 10 Pro 64 for Workstations
    2. Storage Specifications
      Additional storage HP SD 4 Media Card Reader (optional)
    3. Drives
      Internal Storage 1 TB PCIe® NVMe™ HP Z Turbo Drive G2
      Optical drive HP Slim DVD-Writer
      External drive bays Two 5.25″
      Storage controller Integrated SATA 6.0 Gb/s supporting RAID 0, 1, 5, 10
      Optional SAS controller supporting RAID, 0, 1, 10 for SAS drives
      Internal drive bays Two 2.5″ or 3.5″
      Drive bays footnote [16]
    4. Connectivity and Communications
      I/O Port location Front
      Ports 1 headset connector
      4 USB 3.1 (1 charging)
      I/O Port location Front (Premium version)
      Ports 1 headset connector
      2 USB 3.1 Gen 2 Type-C™
      2 USB 3.1 Gen1 (1 charging)
      I/O Port location Rear
      Ports 1 audio-in
      1 audio-out
      1 PS/2 keyboard port
      1 PS/2 mouse port
      1 serial
      2 RJ-45 (1 GbE)
      6 USB 3.1 Gen 1
      Expansion slots 2 PCIe 3 x4, 2 M.2 PCIe 3 x4, 1 PCIe x8, 2 PCIe x16 (for Intel® Xeon® W configurations)
      2 PCIe 3 x4, 1 M.2 PCIe 3 x4, 1 PCIe x8, 2 PCIe x16 (for Intel® Core™ i9-X and Core™ i7-9800X configurations)
      2 PCIe 3 x4, 1 M.2 PCIe 3 x4, 1 PCIe x8 (mechanical only), 1 PCIe x16 (x8 electrical), 1 PCIe x16 (for other Intel® Core™ i7-X configurations)
      Ports note The Intel® Core™ X-Series processor configurations only have one RJ45 port and 5 Rear USB 3.1 Gen 1 ports available. The serial port is optional.
    5. Display Specifications
      Compatible displays All HP Z Displays and HP DreamColor Displays are supported. For more information see www.hp.com/go/zdisplays.
    6. Graphic Subsystem
      Graphic card No graphics board included
    7. Multimedia and Input Devices
      Audio Realtek HD ALC221
      Keyboard HP USB Business Slim Keyboard
      Pointing device HP USB Optical Mouse
    8. Security Management
      Security management Full volume encryption
      HP Keyed Cable Lock Kit
      HP Secure Erase
      HP Sure Start Gen3
      Kensington lock slot
      Secure authentication
      TPM 2.0 certified
      HP Device Access Manager
      HP Sure Click
      HP BIOSphere Gen3
      HP Client Security Manager Gen3
      HP MIK/SCCM Gen2
      Self Encrypting Drive (SED)
      Footnote [7,14,15,17,18,28]
    9. Software and Applications
      Software HP Remote Graphics Software (RGS)
      HP Performance Advisor
      Footnote [13,31]
    10. Processor
      Chipset Intel® C422
      Intel® X299
      Chipset footnote number [26,27]
      Processor family Intel® Xeon® W processor
      Processor Intel® Xeon® W2225 (4.1 GHz base frequency, up to 4.6 GHz with Intel® Turbo Boost Technology, 8.25 MB cache, 4 cores)
      Processor note Configurations with the Intel® Core™ X processors support only a subset of the full features of the Z4 G4 system, including, but not limited to: memory type and maximum memory, PCIe slot configurations, M.2 storage capacity, GbE interface and manageability features. Please refer to the product QuickSpecs for complete details.
      Number of cores 4 cores
    11. Memory
      Memory 32 GB DDR4-2933 SDRAM (4 x 8 GB)
      Memory Slots 8 DIMM
      Standard memory note Transfer rates up to 2933 MT/s.
      Memory and storage 32 GB memory
      1 TB SSD storage
    12. Dimensions
      Minimum dimensions (W x D x H) 38.6 x 16.9 x 44.5 cm
    13. Weights
      Weight Starting at 10.2 kg
    14. Battery and Power
      Power 1000 W internal power supply, up to 90% efficiency, active PFC
      Footnote [22]
    15. Warranty
      Warranty 3 year (3-3-3) limited warranty and service offering includes 3 years of parts, labor and on-site repair. Terms and conditions vary by country. Certain restrictions and exclusions apply.
    16. Footnotes
      • [1] 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 10 is automatically updated, which is always enabled. ISP fees may apply and additional requirements may apply over time for updates. See http://www.windows.com.
      • [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] Some Intel® vPro™ functionality of this technology, such as Intel® Active management technology and Intel Virtualization technology, requires additional 3rd party software in order to run. Availability of future “virtual appliances” applications for Intel vPro technology is dependent on 3rd party software providers. Microsoft Windows required. Intel vPro is supported only with Intel® Xeon™ configurations.
      • [4] For hard drives and solid state drives, 1 GB = 1 billion bytes. TB = 1 trillion bytes. Actual formatted capacity is less. Up to 30 GB of system disk is reserved for system recovery software.
      • [5] Duplication of copyrighted material is strictly prohibited. Actual speeds may vary. Double Layer media compatibility will widely vary with some home DVD players and DVD-ROM drives. Note that DVD-RAM cannot read or write to 2.6GB Single Sided/5.2 Double Sided-Version 1.0 Media. No support for DVD RAM.
      • [6] With Blu-Ray, certain disc, digital connection, compatibility and/or performance issues may arise, and do not constitute defects in the product. Flawless playback on all systems is not guaranteed. In order for some Blu-ray titles to play, they may require a DVI or HDMI digital connection and your display may require HDCP support. HD-DVD movies cannot be played on this Desktop PC.
      • [7] HP Client Security Manager G3 – Requires Windows and Intel® 7th or 8th generation processors.
      • [8] For systems installed with Microsoft Windows 7 (Ultimate, Enterprise or Professional), the maximum accessible system memory is 192 GB. Windows 7 is not supported on the Intel® Core XTM – Series processor configurations. Windows 7 is not supported on the Intel® Core XTM – Series processor configurations. For systems installed with Microsoft Windows 8.x (Enterprise or Pro), the maximum accessible system memory is 512 GB.
      • [9] Wireless access point and Internet access required. Availability of public wireless access points limited. The specifications for the 802.11ac WLAN are draft specifications and are not final. If the final specifications differ from the draft specifications, it may affect the ability of the notebook to communicate with other 802.11ac WLAN devices.
      • [10] Optional or add-on feature.
      • [11] Based on US EPEAT® registration according to IEEE 1680.1-2018 EPEAT®. Status varies by country. Visit www.epeat.net for more information.
      • [12] External power supplies, power cords, cables and peripherals are not low halogen. Service parts obtained after purchase may not be low halogen.
      • [13] HP Remote Graphics Software requires network connection. Performance dependent on network latency and image frame content.
      • [14] HP BIOSphere G3 requires Intel® 7th generation processors.
      • [15] HP Secure Erase: For the methods outlined in the National Institute of Standards and Technology Special Publication 800-88 “Clear” sanitation method.
      • [16] Each bay is configurable to 2.5” or 3.5”.
      • [17] HP MIK/SCCM – HP Manageability Integration Kit can be downloaded from http://www.hp.com/go/clientmanagement.
      • [18] HP Keyed Cable Lock Kit is available only as an aftermarket option.
      • [19] NVIDIA® Quadro® SYNC II sold separately
      • [20] I210-AT, I219-V are available in Intel® Xeon® configurations only.
      • [21] In accordance with Microsoft’s support policy, HP does not support the Windows 8 or Windows 7 operating system on products configured with Intel and AMD 7th generation and forward processors or provide any Windows 8 or Windows 7 drivers on http://www.support.hp.com.
      • [22] 465W and 750W power supply options are only available for Intel® Xeon® configurations.
      • [23] Supported only on Intel ® Xeon® configurations: Not supported with Intel® Core XTM processor configurations.
      • [24] Available on Intel® Xeon® W processor configurations only.
      • [25] Available on Intel® Core™ i7X-Series processor configurations only.
      • [26] Choice of Intel Core X processor family will affect other configuration choices and system feature set availability; refer to the product Quickspecs for details.
      • [27] Intel® C422 for Intel® Xeon® configurations, Intel® X299 for Intel® Core™ X configurations.
      • [28] HP Sure Click is available on most HP PCs and supports Microsoft® Internet Explorer, Google Chrome, and Chromium™. Supported attachments include Microsoft Office (Word, Excel, PowerPoint) and PDF files in read only mode, when Microsoft Office or Adobe Acrobat are installed.
      • [29] Intel® Turbo Boost technology requires a PC with a processor with Intel Turbo Boost capability. Intel Turbo Boost performance varies depending on hardware, software and overall system configuration. See www.intel.com/technology/turboboost for more information.
      • [30] Your product does not support Windows 8 or Windows 7. In accordance with Microsoft’s support policy, HP does not support the Windows® 8 or Windows 7 operating system on products configured with Intel® and AMD 7th generation and forward processors or provide any Windows® 8 or Windows 7 drivers on http://www.support.hp.com
      • [31] HP Performance Advisor – Internet access required.
      • [32] For detailed Linux® OS/hardware support information, see: http/www.hp.com/linux_hardware_matrix


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