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Black mid-tower workstation chassis with front I/O panel

HP

HP Z4 G4 Xeon W-2235 3.8GHz 256GB DDR4 500GB NVMe Quadro P5000 16GB Win11 Pro

SKU CH-DKFC-0MZ4W

Mid-tower workstation with 6-core Xeon W-2235, 256GB DDR4 ECC memory, 500GB NVMe SSD and Quadro P5000 16GB graphics

  • Screen sizeNo Screen
  • ProcessorIntel Xeon
  • RAM capacity256 GB DDR4
  • SSD storage500 GB pcie
  • GraphicsNVIDIA Quadro P5000
  • Operating systemWindows 11 Pro
  • Intel Xeon W-2235 6-core CPU reaches 4.6GHz turbo for fast compute
  • 256GB DDR4 2933MHz ECC registered memory handles large datasets reliably
  • 500GB PCIe NVMe SSD provides rapid system responsiveness
  • Nvidia Quadro P5000 16GB GDDR5X drives 3D CAD and rendering workloads
  • 1000W 80 Plus Gold 90% efficient PSU delivers stable power for expansion

Workstation for Demanding Workflows

The HP Z4 G4 workstation is built for professional applications that require high core counts and high clock frequencies. It runs on an Intel Xeon W-2235 3.8GHz processor with a 4.6GHz turbo boost and six cores. The system includes 256GB of DDR4 2933MHz ECC registered memory across eight 32GB modules. An Nvidia Quadro P5000 graphics card with 16GB GDDR5X memory drives visualisation and GPU-accelerated tasks.

Thermals Noise and Power

A 1000W 80 Plus Gold power supply rated at 90% efficient delivers stable power to the components. The mid-tower chassis is engineered for professional reliability and tested to meet industry standards. ISV certification ensures the platform runs leading professional applications with confidence. Integrated high-definition audio and Gigabit Ethernet handle baseline connectivity without extra cards.

Build Integration and Expansion

The motherboard uses an LGA 2066 socket and supports up to 512GB of DDR4 memory for future upgrades. Multiple PCIe slots and toolless access simplify the installation of additional storage or expansion cards. Internal bays and M.2 slots accept combinations of SATA and NVMe drives for flexible project storage. Four DisplayPort 1.4 outputs and one dual-link DVI-D port connect multiple professional displays directly.

How it compares

Measured against everything we stock in Business & Office Desktops, at today’s prices. Recalculated every night.

Price $3,425.99
Cheaper than about 61% of the 2,161 comparable items (median $5,687.99).
RAM capacity 256 GB DDR4
Higher than about 90% of the 2,095 comparable items (median 64 GB).
SSD storage 500 GB pcie
Lower than about 90% of the 2,058 comparable items (median 2 TB).

Specifications

Product
Product lineZ4
Model nameG4
Product typeBusiness Desktops & Workstations
Recommended useBusiness
Product colorBlack
Processor
ProcessorIntel Xeon
CPU socketLGA 2066
Memory
RAM capacity256 GB DDR4
RAM type and speedDDR4 2933
Max supported RAM512 GB
Storage
SSD storage500 GB pcie
Display
Screen sizeNo Screen
Graphics
GraphicsNVIDIA Quadro P5000
Size & build
Form factorMid Tower
In the box
Included monitorNot included
Software
Operating systemWindows 11 Pro

Questions about this item

How do I install the 256GB DDR4 2933MHz ECC Registered Memory into the 8 DIMM slots and which step do people often miss?

Populate all eight slots with the 32GB modules, ensure each clicks fully into the LGA 2066 platform's DDR4 channels, and enable ECC in the BIOS — the step most skip is verifying ECC is active after boot.

What maintenance or replacement will the Nvidia Quadro P5000 16GB GDDR5X graphics adapter need later?

The Quadro P5000 16GB GDDR5X 256-bit card may need thermal paste renewal and dust removal from its heatsink; the 1000W 80 Plus Gold power supply fan bearings can wear after years of sustained 3D workloads.

What limit appears first when the Intel Xeon W-2235 3.8GHz 6-core runs at 4.6GHz Turbo under sustained load?

The 1000W 80 Plus Gold 90% efficient power supply and mid-tower airflow set the thermal ceiling; the CPU will throttle at its 4.6GHz Turbo before the 512GB maximum memory or 500GB NVMe SSD become bottlenecks.

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