Model | HP Z4 G5 |
System Type | Workstation |
Form Factor | Tower |
Weight | 10.5 Kg |
Power Supply | Internal Power Supply |
Operating System | Microsoft Windows 11 Professional for Workstations |
HP Z4 G5 Workstation Xeon W5-2455X 32GB DDR5 512GB SSD Win11Pro


Key Benefits

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- Delivers strong processing efficiency with a 12-core Intel Xeon CPU optimized for parallel tasks
- Enterprise-ready reliability with ECC DDR5 memory and 3/3/3 workstation warranty support
- Flexible expansion potential with multiple PCIe 4.0 and 5.0 slots supporting professional-grade peripherals
Product Overview
The HP Z4 G5 Workstation delivers a powerhouse compute experience, featuring an Intel Xeon W5-2455X 12-core processor with a base clock of 3.2 GHz and turbo up to 4.6 GHz. With 32 GB of DDR5-4800 MHz ECC RAM and a 512 GB PCIe NVMe SSD, it’s built for high-load professional applications. Expandability is robust with five PCIe slots including PCIe 5.0 compatibility. Connectivity features include USB-C 20 Gbps and USB-A 5 Gbps ports. It is ideal for professional workflows and long-term scalability.
Specifications
Product Overview
Memory
Memory Technology | DDR5 ECC |
Installed Memory | 32 GB |
Memory Configuration | 2 x 16 GB |
Memory Speed | 4800 MHz |
Memory Form Factor | DIMM |
Maximum Memory Supported | 512 GB |
Interfaces
USB-C Ports | 2 x USB Type-C 20 Gbps with Power Delivery |
USB-A Ports | 2 x USB Type-A 5 Gbps |
Audio Jacks | 1 x Headset/Microphone Combo |
PCIe Expansion Slots | 1 x PCIe Gen5 x16, 2 x PCIe Gen4 x16, 2 x PCIe Gen4 x4 |
Ethernet Port | 1 x RJ-45 GbE LAN |
Compliance & Origin
Country of Origin | Mexico |
TAA Compliant | Yes |
ENERGY STAR Certified | |
EPEAT Level | |
UPC | 197192982358 |
Advanced Security Features
BIOS Protection | HP Sure Start Gen7 |
Drive Encryption | TPM 2.0 Security Chip |
User Authentication | Optional Smart Card Reader |
Intrusion Detection | Chassis Intrusion Sensor |
Processor
Processor Type | Intel Xeon |
Processor Model | W5-2455X |
Processor Base Clock Speed | 3.2 GHz |
Processor Max Turbo Frequency | 4.6 GHz |
Number of Cores | 12 |
Cache Memory | 30 MB Smart Cache |
Storage
Primary Storage Type | PCIe NVMe SSD |
Installed SSD Capacity | 512 GB |
Hard Drive Bays (Available) | 3 internal 3.5" bays |
M.2 Slots | 2 M.2 PCIe Gen4 x4 |
Physical & Environmental
Width | 6.65 in (16.89 cm) |
Depth | 17.5 in (44.45 cm) |
Height | 15.2 in (38.6 cm) |
Operating Temperature | 10°C to 35°C (50°F to 95°F) |
Operating Humidity | 10% to 90% (non-condensing) |
Acoustic Emissions (Typical) | 20 dBA |
Cloud Management & Licensing
Preinstalled Software | HP Performance Advisor, HP Support Assistant, HP PC Hardware Diagnostics |
OEM Licensing | Windows 11 Pro for Workstations Digital License |
Remote Management Support | HP Client Management Solutions compatible |