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Engineered for Sustainability

HP Z8 G5 Workstation

  • Windows 11 Pro
  • Intel® Xeon® Gold 5416S (up to 4.1 GHz with Intel® Turbo Boost Technology, 30 MB L3 cache, 16 cores, 32 threads)
  • 64 GB memory; 512 GB SSD storageSee all Specs

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Protect your Device with an HP Care Pack
Product # 81G65UT#ABA
Processor-intensive workflows have met their match. The Z8 G5 offers more CPU performance than ever before, in a classic dual socket design, to accelerate rendering with real-time ray tracing, data visualization, and model training while also providing plenty of room to expand as demands change.

Remarkable performance. Whisper-quiet acoustics

Tackle processor-intensive workflows with up to 64 cores[1] across 2 Intel® Xeon® CPUs, 2 high-end GPUs, and 1 TB DDR5 RAM2—all while running quiet. With a world class acoustic design, push this desktop workstation to the max without disruptive noise.

Upgrade and expand with ease

Need to upgrade your device? Go for it. Easily expand and add-on components as your work evolves with room for high-end graphics cards, loads of memory and storage--including front accessible NVMe bays—PCIe slots, and tool-less access.

Comprehensive security. Reliability you can trust

Trust the 360K hours of testing, certifications for pro apps, and world-class HP Wolf Security for Business[5].

Maximize your IT lifecycle

Designed for simpler IT management, the Z8 is built for longevity with a 3 year lifecycle—longer than typical business PCs. Plan for the future and avoid re-qualifying devices every year, saving you serious time and money.

Copilot in Windows 11 - Get answers, inspiration, and summaries

Find the relevant information and ideas you need to power your own ingenuity. Copilot in Windows 11 can deliver answers that are more relevant to you**.

Windows 11

Work anywhere without compromising on performance or security with Windows 11 powered by HP's collaboration and connectivity technology.

Intel® Xeon® processor

Get professional-class speed to maximize your performance and uptimes on the most demanding professional workflows with the Intel® Xeon® processor.[1]

Security is your top priority

The HP Wolf Pro Security Edition provides preconfigured enterprise-level PC protection for small and medium sized businesses.

Professional Grade Graphics

Tackle processor-heavy rendering, machine learning, and data visualization projects.

Ultra Fast Memory Configurations

Power through memory-intensive workloads with fast CPU-dependent rendering, model training and development, and data visualization performance.

Technical details

Operating system

Windows 11 Pro[1]


Intel® Xeon® Gold 5416S (up to 4.1 GHz with Intel® Turbo Boost Technology, 30 MB L3 cache, 16 cores, 32 threads)[6,7]



64 GB DDR5-4800 MHz RAM (4 x 16 GB)

Memory slots

16 DIMM (with dual processors)

Hard drive

512 GB HP Z Turbo Drive PCIe® NVMe™ TLC M.2 SSD

Power supply

1700 W internal power supply, up to 90% efficiency, active PFC; 1450 W internal power supply, up to 90% efficiency, active PFC; 1125 W internal power supply, up to 90% efficiency, active PFC

External I/O Ports

[31]Front : 4 SuperSpeed USB Type-A 5Gbps signaling rate; 1 headphone/microphone combo
Rear : 6 SuperSpeed USB Type-A 5Gbps signaling rate; 1 audio-in/out; 2 RJ-45 (1 GbE AMT, 1GbE, optional 10GbE)

Expansion slots

1 PCIe 3 x16; 1 PCIe 3 x8; 2 PCIe 3 x4; 1 PCIe 5 x16; 2 PCIe 4 x16; 2 PCIe 4 x8Rear bulkhead access can be achieved through all slots but 2 PCIe 4 x8 are internal access only for M.2 (1 PCIe 4 x16 available when 2nd CPU is not installed; 1 PCIe 3 x16 available only when 2nd CPU is installed).

Audio Features

Realtek ALC3205-CG

Form factor


Pointing device

HP Wired 320M Mouse


HP 125 Black Wired Keyboard

Dimensions (W X D X H)

8.5 x 21.7 x 17.5 in


Starting at 49.6 lb


3 year (3/3/3) limited warranty includes 3 years of parts, labor and on-site repair. Terms and conditions vary by country. Certain restrictions and exclusions apply.

Support Service Included

HP 3 year Next Business Day Onsite Desktop Hardware Support.

Software included

HP PC Hardware Diagnostics UEFI; HP Performance Advisor; HP Support Assistant; HP PC Hardware Diagnostics Windows; HP Image Assistant; HP Manageability Integration Kit; HP Anyware; HP Services Scan; HP Data Science Stack Manager

Security management

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; HP Sure Start; HP Sure Recover; Self-Encrypted Drives[20,21,22,23,24,25,26,27]

Security software license

HP Wolf Pro Security Edition (1 year)

Sustainable Impact Specifications

[16,33,34,35,36]Low Halogen; 40% post-consumer recycled plastic; 25% ITE-derived closed loop plastic; Bulk packaging available; External power supply 90% efficiency; Plastic cushion inserts contain 80% recycled content; Ocean-bound plastic in system fan; 10% post-industrial recycled metal; Molded paper pulp cushion inside box is 100% sustainably sourced and recyclable


FREE Storewide Shipping

HP offers free standard shipping storewide

Get 35% off a select HP bag or sleeve with any notebook purchase!

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is this specs for dual CPU or single CPU?

Asked by: Trojen
This HP Z8 G5 Workstation has a single CPU. Thank you for your question!
Answered by: HP Team Grant
Date published: 2023-07-31

Hello. Is this HP Z8 Workstation suitable for use with Nvidia RTX 6000 Ada generation? There is no information about the GPU in the specification. So, I have to buy Nvidia GPU separately? How much is maximum RAM for HP Z8 Workstation?

Asked by: Fennec
Yes, this HP Z8 G5 Workstation will be compatible with the NVIDIA RTX 6000ADA generation. This HP Z8 G5 has a maximum RAM capacity of 512 GB (8 x 64 GB) DDR5-4800 DIMM ECC. It is recommended to visit this link to see a customizable Workstation so you can build it to suit your needs: https://www.hp.com/us-en/shop/ConfigureView?langId=-1&storeId=10151&catalogId=10051&catEntryId=3074457345620752824&urlLangId=&quantity=1&jumpid=va_d08cf5d452
Answered by: HP Team Grant
Date published: 2023-08-03
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Return and exchange information
HP.com will accept returns or exchanges for this product up to 30 days from the date of delivery. A 15% restocking fee may apply. For details, please visit: https://www.hp.com/us-en/shop/cv/returnsandexchanges.