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Silver tower workstation with DVD drive and front ports

HP

HP Z4 G4 Workstation Xeon W-2135 3.7GHz 16GB 250GB NVMe Quadro P1000

SKU CH-AJT8-FJAKD

A tower workstation with a six-core Xeon W-2135 at 3.7 GHz, 16 GB DDR4 ECC memory, a 250 GB NVMe SSD and an NVIDIA Quadro P1000 4 GB GDDR5 GPU for professional CAD and rendering

  • TypeTower
  • Redundant Hot-swap PowerNo
  • CPU TypeIntel Xeon
  • MAX Processors1
  • Chipset465W
  • Installed Memory Size16GB

Installed Memory Size 16GB

SSD (Installed) 250GB

HDD None

  • Six-core Xeon W-2135 at 3.7 GHz handles demanding professional workloads
  • 16 GB DDR4 ECC memory supports smooth multitasking and large project files
  • 250 GB NVMe SSD gives quick access to applications and data
  • Quadro P1000 with 4 GB GDDR5 drives CAD, rendering and multi-display setups
  • Windows 11 pre-installed for immediate out-of-box productivity

Professional CAD Workstation

The HP Z4 G4 tower workstation is built for design, content creation, rendering, engineering and data-heavy applications. A single Intel Xeon W-2135 six-core processor running at 3.7GHz with 12 virtual threads delivers responsive performance for demanding professional tasks. 16GB of DDR4 ECC memory and a 250GB NVMe SSD support smooth multitasking and quick access to project files. Windows 11 is preinstalled for immediate setup.

Upgrade Path From Entry Systems

This configuration replaces basic desktops that lack ECC memory, professional graphics or multi-channel memory bandwidth. The jump is worth it when projects require certified Quadro drivers, four-channel 2666MHz DDR4 throughput or RAID 0/1/5/10 redundancy on the onboard SATA controller. Buyers who need more than 16GB of installed memory or a second high-power graphics card should verify the 465W chipset limit before committing.

Build Integration Requirements

The tower chassis provides two internal 3.5-inch bays with acoustic rails, two external 5.25-inch bays and a dedicated 9.5mm optical bay for storage expansion. Graphics connect through four Mini DP 1.4 ports on the Quadro P1000 with 4GB GDDR5 memory. Dual LAN ports, USB 2.0, USB 3.1 Gen 1 and optional Thunderbolt 3 cover peripheral connectivity. The motherboard supports two PCI Express x16 Gen 3 slots; power connections for additional cards depend on the chosen power supply option.

Highlights

  • Six-core Xeon W-2135 at 3.7 GHz handles demanding professional workloads
  • 16 GB DDR4 ECC memory supports smooth multitasking and large project files
  • 250 GB NVMe SSD gives quick access to applications and data
  • Quadro P1000 with 4 GB GDDR5 drives CAD, rendering and multi-display setups
  • Windows 11 pre-installed for immediate out-of-box productivity

Specifications

BrandHP
SeriesZ Series
ModelZ4 G4
TypeTower
Redundant Hot-swap PowerNo
CPU TypeIntel Xeon
MAX Processors1
Chipset465W
Installed Memory Size16GB
Memory TypeDDR4
Max Memory Capacity16GB
Memory FeaturesFour channel memory up to 2666MHz DDR4 ECC memory, 2 DIMMs per Channel, 8 DIMM Slots.
Number of Memory Slots8
SSD (Installed)250GB
Raid LevelRAID 0/1/5/10
Max HDD Capacity1
Media DrivesDVD +/- RW
GPU TypeNVIDIA Quadro P1000
Video Memory4GB
LAN Ports2 x Ports
Expansion SlotsSlot 1: PCI Express Gen3 x16 (from CPU), Slot 2: PCI Express Gen3 x4 (from PCH) with open-ended connector*, Slot 3: PCI Express Gen3 x16 (from CPU), Slot 4: PCI Express Gen3 x4 (from PCH) with open-ended connector*, Slot 5: PCI Express Gen3 x8 (from CPU) with open-ended
connector*, , and M.2 Slot 1: M.2 PCIe Gen 3 x4 (from CPU) up to 80mm storage devices
Operating SystemWindows 11 Pro
Weight45.0000LBS

Other versions of this model

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Questions about this item

What internal drive bays and form factors does the Z4 G4 tower provide for adding storage?

The chassis includes two internal 3.5-inch bays with pre-installed acoustic dampening rails, one dedicated 9.5mm slim optical bay and two external 5.25-inch bays for additional devices.

Which memory specification must match when populating the eight DIMM slots on this workstation?

Install DDR4 ECC modules rated for 2666MHz; the board runs four-channel memory with two DIMMs per channel across the eight available slots.

How long can the Quadro P1000 graphics card remain in service before a driver or hardware refresh is typically required?

The P1000 uses 4GB GDDR5 and four Mini DisplayPort 1.4 outputs; NVIDIA provides professional driver branches for several years, after which a newer GPU may be needed for current ISV certifications.

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