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Black mid-tower workstation desktop computer

HP

HP Z4 G4 Business Desktop Xeon W-2235 3.8GHz 128GB DDR4 500GB NVMe RTX 5000 16GB

SKU CH-WMKH-KZ7N3

Mid-tower workstation with a 3.8GHz 6-core Xeon W-2235, 128GB DDR4 ECC memory, 500GB NVMe SSD and Nvidia Quadro RTX 5000 16GB graphics

  • Screen sizeNo Screen
  • ProcessorIntel Xeon
  • RAM capacity128 GB DDR4
  • SSD storage500 GB pcie
  • GraphicsNVIDIA Quadro RTX 5000
  • Operating systemWindows 11 Pro
  • 6-core Xeon W-2235 at 3.8 GHz with 4.6 GHz turbo for compute-heavy workloads
  • 128 GB DDR4-2933 ECC memory across four 32 GB modules for large datasets
  • 500 GB NVMe SSD provides fast boot and project access
  • Quadro RTX 5000 16 GB GDDR6 with four DP 1.4 and VirtualLink for professional graphics
  • 1000 W 80 Plus Gold 90 % efficient PSU powers all components reliably

Intel Xeon W-2235 workstation for professional

This HP Z4 G4 business desktop targets engineers, designers and analysts who need certified single-processor performance. The 3.8 GHz six-core Xeon W-2235 reaches 4.6 GHz turbo for compute-intensive applications. Windows 11 Pro is pre-installed on a mid-tower chassis that supports ISV-certified workflows.

128 GB DDR4 ECC memory with 500 GB NVMe boot drive

Four 32 GB DDR4 2933 ECC registered modules provide 128 GB capacity for large datasets and complex simulations. The board supports up to 512 GB total when all slots are populated. A 500 GB PCIe NVMe SSD handles the operating system and active projects, while additional SATA and M.2 bays remain free for expansion.

Quadro RTX 5000 16 GB graphics in a 1000 W 80

The Nvidia Quadro RTX 5000 delivers 16 GB GDDR6 on a 256-bit bus with four DisplayPort 1.4 outputs and VirtualLink. A 1000 W 90 % efficient power supply feeds the GPU and CPU with headroom for further add-in cards. Tool-less access and multiple PCIe slots simplify future upgrades without proprietary constraints.

How it compares

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

Price $2,191.99
Cheaper than about 66% of the 2,161 comparable items (median $5,687.99).
RAM capacity 128 GB DDR4
Higher than about 60% 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 capacity128 GB DDR4
RAM type and speedDDR4 2933
Max supported RAM512 GB
Storage
SSD storage500 GB pcie
Display
Screen sizeNo Screen
Graphics
GraphicsNVIDIA Quadro RTX 5000
Size & build
Form factorMid Tower
In the box
Included monitorNot included
Software
Operating systemWindows 11 Pro

Questions about this item

Can I keep my DDR4-2933 ECC registered modules when upgrading this workstation to its 512 GB maximum?

Yes, the board accepts DDR4-2933 ECC registered DIMMs and supports up to 512 GB total capacity.

How do I verify the Quadro RTX 5000 16 GB is running at full x16 PCIe speed after installation?

Open GPU-Z or NVIDIA Control Panel and confirm the bus interface reads PCIe x16 3.0 or higher with no downgrade warning.

Does the 1000 W 80 Plus Gold supply include the 8-pin and 6-pin cables the RTX 5000 needs, or must I buy them separately?

The factory-fitted 1000 W unit ships with the required 8-pin and 6-pin PCIe power cables for the RTX 5000.

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