SKU: CK4W3PA
HP Z4 G5 Workstation Desktop PC (57K35AV)
- Storage
- 1 TB
- Graphics
- NVIDIA® RTX™ A1000
- Memory
- 16 GB DDR5-4800 MT/s ECC (1 x 16 GB)
- Processor
- Xeon® w3
Contact us for pricing
Key features
- HP USB 320K Keyboard
- Full volume encryption
- HP Secure Erase
- Kensington lock slot
- Secure authentication
- TPM 2.0 certified
- HP BIOSphere
- HP Sure Run
- HP Sure Click
- HP Sure Sense
- HP Sure Admin
- HP Platform Certificate
Technical specifications
Product
| UPC number | 199896136174 |
|---|---|
| Product type | Workstations |
| UNSPSC code | 43211515 |
Processor
| Chipset | Intel® W790 |
|---|---|
| Processor cache | 15 MB L3 |
| Processor family | Intel® Xeon® W processor |
| Processor frequency technology | Intel® Turbo Boost Technology |
| Processor maximum frequency | 4.0 GHz |
| Processor model | 2423 |
| Processor core | 6 |
| Processor | Intel® Xeon® W3-2423 (up to 4.0 GHz with Intel® Turbo Boost Technology, 15 MB L3 cache, 6 cores, 12 threads) |
| Processor threads | 12 |
| Processor type | Intel Xeon Six Core |
Memory
| Graphics card memory size | 8 GB |
|---|---|
| Graphics card memory type | GDDR6 |
| ECC memory | ECC |
| Memory layout (slots & size) | 1 x 16 GB |
| Memory module type | DIMM |
| Memory size | 16 GB |
| Memory Slots | 8 DIMM |
| Number of memory slots | 1 |
| Memory speed | 4800 MT/s |
| RAM (GB) | 16 |
| Memory type | DDR5 |
| Memory | 16 GB DDR5-4800 MT/s ECC (1 x 16 GB) |
| Standard memory note | Transfer rates up to 4800 MT/s. |
Storage
| Storage | 1 TB |
|---|---|
| Internal drive bays | One (3.5) 8.89 cm; Four PCIe® M.2 SSD; Three (3.5) 8.89 cm HDD |
| Internal Storage | 1 TB HP Z Turbo Drive PCIe® Gen4 TLC M.2 SSD |
| Hard drive (2nd) | 1 TB PCIe® NVMe™ TLC M.2 SSD |
| Storage controller | Integrated SATA 6.0 Gb/s; Integrated RAID 0, 1 available for SATA drives |
| Storage interface | PCIe® Gen 4 |
| Storage interface protocol | NVMe™ |
| Memory and storage | 16 GB memory |
Display
| Compatible displays | All HP Z Displays and HP DreamColor Displays are supported. For more information see http://www.hp.com/go/zdisplays |
|---|
Graphics
| Graphics | NVIDIA® RTX™ A1000 |
|---|---|
| Graphics (discrete) | NVIDIA RTX™ A1000 (8 GB GDDR6 dedicated) |
Camera and audio
| Audio | Realtek ALC3205-CG |
|---|
Keyboard and input
| Keyboard | HP USB 320K Keyboard |
|---|---|
| Keyboard connectivity | Wired |
| Pointing device | HP Wired 320M Mouse |
Wireless
| Wireless supplier | Intel® |
|---|
Ports
| Ports | 4 USB Type-A 5Gbps signaling rate; 1 headphone/microphone combo, 1 RJ-45; 1 audio-in/out |
|---|
Copy and scan
| Copyright notice | © Copyright 2026 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. |
|---|
Physical
| Dimensions (W x D x H) | 16.89 x 44.45 x 38.61 cm |
|---|
Package
| Package dimensions (W x D x H) | 31.4 x 57.2 x 56.3 cm |
|---|
Sustainability
| Environmental certification | Low halogen; EPEAT® registered; TCO Certified |
|---|---|
| Sustainability specifications | At least 40% post-consumer recycled plastic; At least 25% ITE-derived closed loop plastic; Ocean-bound plastic in system fan; At least 10% recycled metal; Plastic cushion inserts contain 80% recycled content; Molded paper pulp cushion inside box is made of 100% recycled or certified sources; Low halogen; Bulk packaging available; External power supply 90% efficiency |
| Energy Usage CO2e (kg) | 1160.793 |
| End of Life CO2e (kg) | 2.409 |
| Production CO2e (kg) | 438.359 |
| Total CO2e (kg) | 1605.13 |
| Transportation CO2e (kg) | 3.569 |
Warranty and service
| Manufacturer Warranty | 1 year (1/1/1) limited warranty includes 1 year of parts, labor and on-site repair. Terms and conditions vary by country. Certain restrictions and exclusions apply. |
|---|
Other
| Power | 775 W internal power supply, up to 90% efficiency, active PFC |
|---|---|
| Registration required | No |
| Series name | HP Z4 G5 Workstation |
| Sub brand | Z |
| TCO Certified | TCO Certified, generation 9 |
| Expansion slots | 1 PCIe 5 x16; 2 PCIe 4 x16; 2 PCIe 4 x4 |
| I/O Port location | Front |
| Network interface | Intel® I219-LM GbE |
| External drive bays | Two NVMe™ M.2 SSD; Two (3.5) 8.89 cm HDD; Two 9.5 mm ODD |
| Optical drive | 9.5 mm Slim DVD-Writer |
| Form factor | Tower |
| Model Number | RTX™ A1000 |
| Headline | Professional performance. Extraordinary expandability. |
| Key selling point | Accelerate AI development and inferencing with the Z4 AI workstation, with up to 2 NVIDIA RTX™ 6000 Ada Generation GPUs[4] delivering up to 2,914 AI TOPS for advanced AI. Process proprietary data securely on a local workstation to gain insights faster. |
| Image legal disclaimer | Product image may differ from actual product |
| Trademark information | Intel, Core are trademarks or registered trademarks of Intel Corporation or its subsidiaries in the United States and other countries. AMD and Radeon are trademarks of Advanced Micro Devices, Inc. Bluetooth is a trademark owned by its proprietor and used by HP Inc. under license. NVIDIA is trademark and/or registered trademarks of NVIDIA Corporation in the U.S. and other countries. USB Type-C® is registered trademarks of USB Implementers Forum. ENERGY STAR is a registered trademark of the U.S. Environmental Protection Agency. All other trademarks are the property of their respective owners. |
| Segment | Business |
| Usage | Performance computing |
| Legal tagline | HP recommends Windows 11 Pro for business |
| Artificial intelligence | AI Workstation |
| Overview | This high performance desktop workstation does it all. Tackle advanced workflows—from rendering and simulation to advanced video editing and massive dataset preparation. The Z4 AI workstation accelerates workflows across a wide range of professional apps and provides room to expand as work evolves. |
| Company | HPI |
| Code name | WinterSnow |
| Product long name | HP Z4 G5 Workstation PC |
| Product long name specifications | HP Z4 G5 Workstation PC, Linux® Ready, Intel® Xeon® w3, 16GB RAM, 1TB SSD, 1TB SSD, NVIDIA® RTX™ A1000, AI Workstation |
| Product short name specifications | HP Z4 G5 Workstation PC, Intel® Xeon® w3, 16GB RAM, 1TB SSD, 1TB SSD, AI Workstation |
Notes and footnotes
- Rear bulkhead access can be achieved through all slots but 2 PCIe 4 x8 are internal access only for M.2.
- A product carbon footprint is defined as the total amount of greenhouse gases emitted directly and indirectly by a product over its lifetime. Greenhouse gas emissions are reported as global warming potential for 100-year time horizon (GWP-100) in units of CO2 equivalence. Calculations are done in accordance with ISO 14040 & ISO 14044. Individual values may not sum to total due to rounding.
- [1] 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.
- [2] Optional, configurable features.
- [3] Two front accessible NVMe bays require a 5.25 bay carrier.
- [4] Graphics are sold separately or as an optional feature.
- [5] Applies to HP PCs, Workstations, and Displays manufactured after January 2019. Based on most Gold and Silver (including Climate+) EPEAT® registrations. Status varies by country. Visit www.epeat.net for more information.
- [2] Windows 11 Pro for Workstations and Windows 10 Pro for Workstations can be preinstalled. You may only use one version of the Windows software at a time. Switching between versions will require you to uninstall one version and install the other version. You must back up all data (files, photos, etc.) before uninstalling and installing operating systems to avoid loss of your data.
- [6] Recycled plastic content percentage is based on the definition set in the IEEE 1680.1-2018 EPEAT standard.
- [3] Note: Windows 7 and Windows 8 operating systems are not supported on this product. No Windows 7 or Windows 8 drivers will be provided on http://www.support.hp.com .
- [7] Based on US EPEAT® registration according to IEEE 1680.1-2018 EPEAT®. Status varies by country. Visit www.epeat.net for more information.
- [5] Note: For detailed Linux® OS/hardware support information, see: http://www.hp.com/support/linux_hardware_matrix .
- [6] Multi-core 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.
- [7] Intel® Turbo Boost performance varies depending on hardware, software and overall system configuration. See http://www.intel.com/technology/turboboost/ for more information.
- [8] 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.
- [9] 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.
- [10] 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.
- [11] HP Services Scan is provided with Windows Update on select products and will check entitlement on each hardware device to determine if an HP TechPulse-enabled service has been purchased, and will download applicable software automatically. HP TechPulse is a telemetry and analytics platform that provides critical data around devices and applications. For full system requirements or to disable this feature, please visit http://www.hpdaas.com/requirements . Not applicable in China.
- [13] Optional or add-on feature.
- [14] Based on US EPEAT® registration according to IEEE 1680.1-2018 EPEAT®. Status varies by country. Visit www.epeat.net for more information.
- [15] TCO Certified configurations available when ENERGY STAR configurations are selected with a USB Type-C®? connector. ENERGY STAR available with a combination of high-performance CPU's, high-performance GPU's and select memory configurations.
- [16] External power supplies, power cords, cables and peripherals are not low halogen. Service parts obtained after purchase may not be low halogen.
- [17] HP Performance Advisor Software - HP Performance Advisor is ready and waiting to help you get the most out of your HP Workstation from day one—and every day after. Learn more or download at: https://www8.hp.com/us/en/workstations/performance-advisor.html .
- [18] HP Support Assistant requires Windows and Internet access.
- [19] HP Manageability Integration Kit can be downloaded from http://www8.hp.com/us/en/ads/clientmanagement/overview.html .
- [20] HP Sure Click requires Windows 11 Pro or Enterprise. See https://bit.ly/2PrLT6A_SureClick for complete details.
- [21] HP Sure Start Gen7 is available on select HP PCs and Workstations. See product specifications for availability.
- [22] HP Sure Recover Gen4 is available on select HP PCs and requires an open network connection. You must back up important files, data, photos, videos, etc. before using HP Sure Recover to avoid loss of data.
- [23] HP Sure Sense requires Windows 11 Pro or Enterprise 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.
- [24] HP Sure Run Gen5 is available on select HP PCs and requires Windows 10 and higher.
- [25] HP Sure Admin requires Windows 10 or higher, HP BIOS, HP Manageability Integration Kit from http://www.hp.com/go/clientmanagement and HP Sure Admin Local Access Authenticator smartphone app from the Android or Apple store.
- [26] HP Secure Erase for the methods outlined in the National Institute of Standards and Technology Special Publication 800-88 "Clear" sanitation method. HP Secure Erase does not support platforms with Intel® Optane™.
- [27] HP BIOSphere Gen6 features may vary depending on the platform and configurations.
- [28] HP Wolf Pro Security Edition is available preloaded on select SKUs, and, depending on the HP product purchased, includes a license with a term length communicated to you at purchase and in your order confirmation email. The HP Wolf Pro Security Edition software is licensed under the license terms of the HP Wolf Security Software - End-User license Agreement (EULA) that can be found at: https://support.hp.com/us-en/document/ish_3875769-3873014-16 as that EULA is modified by the following: 7. Term. Unless otherwise terminated earlier pursuant to the terms contained in this EULA, the license for the HP Wolf Pro Security Edition is effective upon 4 months after the date the HP Product was shipped by HP and will continue for the term communicated to you at purchase and in your order confirmation email (“Initial Term”). At the end of the Initial Term you may either (a) purchase a renewal license for the HP Wolf Pro Security Edition from HP.com, HP Sales or an HP Channel Partner, or (b) continue using the standard versions of HP Sure Click and HP Sure Sense at no additional cost with no future software updates or HP Support. Notwithstanding the foregoing, the license shall expire no later than one year after the fixed term of the subject license ends.
- [29] Front Entry version contains: 1 headset/microphone combo; 4 SuperSpeed USB Type-A 5Gbps signaling rate.
- [30] NVIDIA graphics cards denoting a letter "E" refer to long-life variants of the card.
- [31] Wi-Fi 6E requires a Wi-Fi 6E router, sold separately, to function in the 6GHz band. Availability of public wireless access points limited. Wi-Fi 6E is backwards compatible with prior 802.11 specs. And available in countries where Wi-Fi 6E is supported.
- [32] The NVIDIA®? Mellanox ConnectX-6 DX Dual Port 10/25GbE SFP28 NIC requires a transceiver in order to connect to a network. Transceivers sold separately.
- [34] Wi-Fi 6 is an optional feature that must be configured at the time of purchase. Wireless access point and Internet service required and sold separately. Availability of public wireless access points limited. Wi-Fi 6 (802.11ax) is backwards compatible with prior 802.11 specs.
- [35] Percentage of ocean-bound plastic contained in each component varies by product.
- [36] Recycled plastic content percentage is based on the definition set in the IEEE 1680.1-2018 standard.
- [37] 100% outer box packaging and corrugated cushions made from sustainably sourced certified and recycled fibers.
- [38] Fiber cushions made from 100% recycled wood fiber and organic materials.
- [40] Starting November 1, 2023, HP PCs with Windows require Windows to be installed on SSD. HDD can only be configured as additional data drives and not as the boot drive.
- [41] Available late 2023.
- [63] TCO Certified is an ISO 14024 Type 1 sustainability label for IT products. Compliance with all criteria is independently verified.
