HP Z1 Tower G1i Desktop Workstation PC with Intel Core Ultra 7 265
The HP Z1 Tower G1i is a professional desktop workstation built for designing, editing, 3D modeling, and gaming. Powered by the Intel Core Ultra 7 265 processor with 20 cores and up to 5.3 GHz turbo speed, this workstation delivers pro-level, expandable performance certified for professional applications including AutoCAD, SOLIDWORKS, and Siemens NX. With 16GB DDR5 memory running at 5600 MT/s and a 512GB PCIe Gen 4 NVMe SSD, the Z1 Tower G1i provides the speed and responsiveness demanded by creative professionals, engineers, and power users across Australia.
Why Choose the HP Z1 Tower G1i Workstation
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Intel Core Ultra 7 265 Processor: 20-core CPU with up to 5.3 GHz turbo frequency and 30 MB L3 cache delivers powerful multitasking performance
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AI-Enhanced Performance: Built-in NPU accelerates AI workflows and productivity tasks while dedicated graphics handle compute-intensive workloads
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High-Speed DDR5 Memory: 16GB DDR5 RAM at 5600 MT/s provides near real-time responsiveness, expandable up to 128GB
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Fast PCIe Gen 4 Storage: 512GB NVMe SSD with room to expand via 3 M.2 slots and support for up to 10TB total storage
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Professional Graphics Ready: Compatible with NVIDIA RTX, AMD Radeon RX, and Intel Arc GPUs for advanced rendering and visualization
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ISV Certified: Tested and certified for AutoCAD, SOLIDWORKS, Siemens NX, and other professional applications
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Tool-Less Upgradeability: Easy interior access for memory, storage, and GPU upgrades as your needs evolve
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Rigorous Testing: 120,000 hours of testing and military-standard certification ensure reliability for demanding workloads
Powerful Performance for Professional Workflows
The HP Z1 Tower G1i workstation goes beyond a commercial PC with expandable tower performance designed for CAD, BIM, 3D rendering, simulation, and content creation. The Intel Core Ultra 7 265 processor features 8 P-cores and 12 E-cores with 20 threads, unlocking performance for AI-enhanced software while maintaining power efficiency. Coupled with high-bandwidth DDR5 memory and PCIe Gen 5 support, this workstation handles large datasets and complex projects with ease.
Advanced Thermal Management
Innovatively designed with smart fan control and lattice design venting, the Z1 Tower G1i keeps your PC cool and quiet no matter how hard you push it. Phase change CPU cooling optimizes heat transfer, enabling better performance and greater reliability than traditional liquid cooling solutions. Run your system at max load with confidence.
Expandable and Future-Ready
Built with flexibility in mind, the Z1 Tower G1i features tool-less access to internal components, multiple M.2 storage slots with RAID support, flexible I/O ports with 9 expansion options, and room for high-end discrete graphics cards. Whether you're upgrading graphics, adding specialized PCIe cards, or expanding storage, this workstation grows with your workflow.
Connectivity and I/O
Stay connected with comprehensive I/O options including:
- USB-C 3.2 Gen 2x2 ports (20 Gb/s)
- Multiple USB-A 3.2 Gen 2 (10 Gb/s) and Gen 1 (5 Gb/s) ports
- USB 2.0 ports for legacy devices
- DisplayPort 2.1 and HDMI 2.1 for multi-monitor setups
- Gigabit Ethernet with optional 2.5Gb Ethernet upgrade
- Optional Wi-Fi 7 (802.11BE) support
- Audio in/out jacks
- Flexible expansion ports for serial, parallel, or additional USB
Sustainable Design
HP cares about environmental impact. The Z1 Tower G1i contains 60% recycled plastics, 20% recycled steel, and 100% sustainably sourced outer box packaging. It's EPEAT Gold with Climate+ certified, helping you make responsible technology choices.
Enterprise-Grade Security
Protected by HP Wolf Security for Business, the Z1 Tower G1i creates a hardware-enforced, always-on defense from the BIOS to the browser. These constantly evolving solutions help protect your PC from modern threats, above, in, and below the operating system.
What's in the Box
- HP Z1 Tower G1i Desktop PC
- HP 125 v2 Wired Keyboard
- HP Wired 320M Mouse
- Power Cord
- Documentation
Full Specifications
Processor
| Processor |
Intel Core Ultra 7 265 |
| Cores |
20 cores (8 P-cores + 12 E-cores) |
| Threads |
20 threads |
| Base Frequency |
2.4 GHz P-core, 1.8 GHz E-core |
| Max Turbo Frequency |
Up to 5.3 GHz with Intel Turbo Boost Max Technology |
| Cache |
30 MB L3 cache |
| TDP |
65W |
Memory
| Standard Memory |
16GB DDR5 |
| Memory Speed |
5600 MT/s |
| Memory Slots |
4 DIMM slots |
| Maximum Memory |
Up to 128GB DDR5 |
Storage
| Primary Storage |
512GB PCIe Gen 4 NVMe M.2 SSD |
| M.2 Slots |
3 × M.2 2280 NVMe PCIe slots |
| 3.5" Bays |
2 × 3.5" SATA drive bays |
| Maximum Storage |
Up to 10TB |
| RAID Support |
Yes |
Graphics
| Integrated Graphics |
Intel Graphics (integrated with CPU) |
| Graphics Expansion |
Supports NVIDIA RTX, AMD Radeon RX, Intel Arc GPUs |
| Display Outputs |
HDMI 2.1, 2 × DisplayPort 2.1 (HBR3) |
Connectivity
| USB-C |
2 × USB-C 3.2 Gen 2x2 (20 Gb/s) with 5V/3A charging |
| USB-A |
4 × USB-A 3.2 Gen 2 (10 Gb/s)
2 × USB-A 3.2 Gen 1 (5 Gb/s)
3 × USB-A 2.0 (480 Mb/s) |
| Network |
Gigabit Ethernet (optional 2.5Gb upgrade) |
| Wireless |
Optional Wi-Fi 7 (802.11BE) and Bluetooth |
| Audio |
Audio in/out jacks |
| Expansion |
Flexible I/O ports with multiple configuration options |
Power
| Power Supply |
500W (multiple PSU options available) |
| Energy Efficiency |
ENERGY STAR certified |
Operating System
| Operating System |
Windows 11 Pro (64-bit) |
| Other OS Options |
Windows 11 Home, Windows 11 Pro Education, FreeDOS |
Physical Specifications
| Form Factor |
Tower |
| Colour |
Black |
| Chassis |
Tool-less access design |
| Optical Drive |
Optional slim DVD-ROM/DVD-RW |
Environmental
| Recycled Content |
60% recycled plastics, 20% recycled steel |
| Packaging |
100% sustainably sourced outer box |
| Certifications |
EPEAT Gold with Climate+, ENERGY STAR, TCO Certified |
| Testing |
120,000 hours rigorous testing, MIL-STD certification |
Security
| Security Suite |
HP Wolf Security for Business |
| Management |
Intel Management Engine v19, Intel vPro support |
Software Certification
| ISV Certified For |
AutoCAD, SOLIDWORKS, Siemens NX, and other professional applications |
Specifications are sourced from the official manufacturer product page and may be updated.
