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Black mid-tower workstation desktop computer with matte finish

HP

HP Z2 G4 Mid-Tower Workstation i5-9500 128GB DDR4 2TB NVMe Windows 11 Pro

SKU CH-X35S-JJGJT

Mid-tower workstation with a 6-core i5-9500, 128 GB DDR4 and a 2 TB NVMe drive running Windows 11 Pro

  • Screen sizeNo Screen
  • ProcessorIntel Core i5
  • RAM capacity128 GB DDR4
  • SSD storage2 TB PCIe
  • GraphicsIntel HD Graphics 630
  • CPU modelIntel Core i5-9500
  • Six-core Intel i5-9500 boosts to 4.4 GHz for responsive multitasking
  • 128 GB DDR4 2666 MHz memory handles large datasets smoothly
  • 2 TB NVMe SSD provides fast boot and application load times
  • Integrated Intel UHD 630 graphics drives dual DisplayPort monitors
  • 500 W 90 % efficient power supply delivers reliable energy to all components

HP Z2 G4 Mid-Tower Workstation

The HP Z2 G4 is a mid-tower workstation built for professional workloads. It runs on an Intel Core i5-9500 6-core processor at 3.0 GHz with 4.4 GHz turbo. The system includes 128GB DDR4 2666 memory and a 2TB NVMe SSD. Windows 11 Pro is pre-installed.

Suits Memory-Intensive Tasks Not Discrete Graphics

This workstation suits users who need large memory capacity for virtualization, data analysis or multi-application workflows. The integrated Intel UHD Graphics 630 supports dual DisplayPort outputs for standard office displays. Buyers who need dedicated GPU acceleration for 3D rendering, CAD or compute should look at configurations with discrete graphics cards.

128GB DDR4 2666 Maximum Memory

The platform supports a maximum of 128GB DDR4 2666 across four slots, and this unit already populates every slot with 32GB modules. No further memory expansion is possible without removing existing sticks. Confirm that 128GB meets your workload ceiling before purchasing.

How it compares

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

Price $1,299.99
Pricier than about 84% of the 14,711 comparable items (median $494.99).
RAM capacity 128 GB DDR4
Higher than about 91% of the 13,125 comparable items (median 16 GB).
SSD storage 2 TB PCIe
Higher than about 90% 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 capacity128 GB DDR4
RAM type and speedDDR4 2666
Max supported RAM128 GB
Storage
SSD storage2 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

How do I install the four 32 GB DDR4 2666 modules so the workstation recognises the full 128 GB?

Power off, open the mid-tower case, and seat each module firmly in the four DIMM slots until the retention clips click; the system will then show 128 GB at 2666 MHz.

What maintenance or replacement will the 500 W 90 % efficient power supply need later?

The 500 W unit has no user-serviceable parts; plan to replace the entire supply if voltages drift or fan noise increases after several years of continuous operation.

What limit appears first when the Intel Core i5-9500 runs at 4.4 GHz turbo under sustained load?

The integrated Intel HD Graphics 630 and the 500 W power budget become the limiting factors before the six-core processor reaches its thermal ceiling.

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