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Black mid-tower desktop workstation with clean front panel

HP

HP Z2 G4 Mid-Tower Workstation i5-9500 16GB 4TB NVMe Windows 11 Pro

SKU CH-RK9S-VKY35

Mid-tower workstation with a 6-core Intel Core i5-9500, 16 GB DDR4 memory and a 4 TB NVMe SSD running Windows 11 Pro

  • Screen sizeNo Screen
  • ProcessorIntel Core i5
  • RAM capacity16 GB DDR4
  • SSD storage4 TB PCIe
  • GraphicsIntel HD Graphics 630
  • CPU modelIntel Core i5-9500
  • 6-core i5-9500 up to 4.4 GHz handles multi-threaded workloads
  • 16 GB DDR4 2666 MHz memory supports smooth multitasking
  • 4 TB NVMe SSD provides fast storage for large projects
  • Windows 11 Pro 64-bit delivers modern security and management features
  • 500 W 90 % efficient power supply ensures stable operation under load

HP Z2 G4 Workstation for Business Users

This mid-tower desktop targets professionals who need a reliable Intel Core i5-9500 six-core system with 16GB of DDR4 2666 memory. It ships with a 4TB NVMe solid-state drive and Windows 11 Pro installed. Integrated Intel UHD Graphics 630 provides dual DisplayPort outputs for multi-monitor setups.

DDR4 2666 Memory Limit and Integrated Graphics

The platform supports DDR4 2666 unbuffered modules up to a maximum of 128GB across the available slots. Integrated graphics use the Intel UHD 630 controller, which handles basic display tasks but is not suited for GPU-accelerated workloads. The 500W power supply operates at 90% efficiency to support the included components.

4TB NVMe Boot Drive Decides Storage Fit

A single 4TB M.2 NVMe solid-state drive serves as the primary and only internal storage device. No hard-drive bays are populated, so buyers who need additional local capacity must add drives themselves. The LGA 1151 socket and chipset determine which 9th Generation Intel Core processors can be installed.

How it compares

Measured against everything we stock in Tower & Compact Desktop PCs, at today’s prices. Recalculated every night.

Price $924.99
Pricier than about 74% of the 14,711 comparable items (median $494.99).
RAM capacity 16 GB DDR4
Typical for this category: the median of 13,125 items is 16 GB.
SSD storage 4 TB PCIe
Higher than about 91% of the 11,342 comparable items (median 512 GB).

Specifications

Product
Product lineZ2
Model nameG4
Product typeBusiness Desktops & Workstations
Recommended useBusiness
Product colorBlack
Processor
ProcessorIntel Core i5
CPU modelIntel Core i5-9500
CPU socketLGA 1151
Memory
RAM capacity16 GB DDR4
RAM type and speedDDR4 2666
Max supported RAM128 GB
Storage
SSD storage4 TB PCIe
Hard driveNo
Display
Screen sizeNo Screen
Graphics
GraphicsIntel HD Graphics 630
Size & build
Form factorMid Tower
In the box
Included monitorNot included
Software
Operating systemWindows 11 Pro

Questions about this item

Should I pick the 4 TB NVMe SSD or add a second drive?

The system ships with a single 4 TB PCIe NVMe M.2 SSD, leaving the 3.5-inch bays and any extra M.2 slots free for additional storage if your workloads demand more capacity.

What does the i5-9500 3.0 GHz base and 4.4 GHz turbo mean for daily work?

Six cores at 3.0 GHz handle multi-threaded tasks such as compilation or rendering, while the 4.4 GHz turbo boost accelerates single-threaded bursts like application launch or UI responsiveness.

How does the DDR4 2666 memory interface affect performance?

The board runs DDR4 at 2666 MT/s in dual-channel mode with the installed 16 GB kit, and supports up to 128 GB total for larger datasets or virtual machines.

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