From the manufacturer

HP Z1 Tower G1i Desktop PC Wolf Pro Security Edition

Intel^® Core^™ Ultra 7 265

16 GB DDR5

Intel^® Graphics

Windows 11 Pro¹

512 GB SSD

13.3 x 12.1 x 6.1 in

Operating system	Windows 11 Pro¹
Memory	16 GB DDR5-5600 MT/s (1 x 16 GB)
Standard memory note	Transfer rates up to 5600 MT/s.
Memory Slots	4 DIMM
Internal Storage	512 GB PCIe^® NVMe^™ M.2 SSD
Storage type	SSD
Internal drive bays	Two 3.5" HDD
External drive bays	One slim ODD
Processor	Intel^® Core^™ Ultra 7 265 (up to 5.3 GHz with Intel^® Turbo Boost Technology, 30 MB L3 cache, 20 cores, 20 threads)¹⁷^,¹⁸
Processor family	Intel^® Core^™ Ultra 7 processor
Chipset	Intel^® Q870
Weight	Starting at 12.15 lb¹⁹
Graphics	Integrated
Graphics (integrated)	Intel^® Graphics²⁰
Power	500 W external power adapter, up to 90% efficiency, active PFC
Dimensions (W x D x H)	13.3 x 12.1 x 6.1 in²¹
Form factor	Tower
Keyboard	HP 125 v2 Wired Keyboard
Pointing device	HP Wired 320M Mouse
Audio	Realtek ALC3252 codec, universal audio jack with CTIA and OMTP headset support
Expansion slots	1 M.2 2230 2 PCIe 3 x1 1 PCIe 5 x16²²
I/O Port location	Front Rear
Ports	2 USB Type-C^® 20Gbps signaling rate 4 USB Type-A 10Gbps signaling rate 1 headphone/microphone combo 2 USB Type-A 5Gbps signaling rate 1 HDMI 2.1 1 RJ-45 1 audio line-in/line-out 3 USB 2.0 Type-A 2 DisplayPort^™ 2.1
Network interface	Intel^® I219-LM GbE
Security management	HP Sure Admin⁶ HP Sure Click⁷ HP Sure Run HP Sure Sense⁸ HP Sure Recover⁹ HP Sure Start¹⁰ HP Tamper Lock¹¹ Secured-Core PC Enable
Sustainable impact specifications	Bulk packaging available Molded paper pulp cushion inside box is 100% sustainably sourced and recyclable 10% ITE-derived closed loop plastic 80 Plus^® Platinum power supplies available Contains at least 60% post-consumer recycled plastic Outside box and corrugated cushions are 100% sustainably sourced or recyclable¹²^,¹³^,¹⁴^,¹⁵
Production CO2e (kg)	311
Transportation CO2e (kg)	5
Energy Usage CO2e (kg)	553
End of Life CO2e (kg)	2
Total CO2e (kg)	870A product carbon footprint is defined as the total amount of greenhouse gases emitted directly and indirectly by a product over its lifetime. Greenhouse gas emissions are reported as global warming potential for 100-year time horizon (GWP-100) in units of CO2 equivalence. Calculations are done in accordance with ISO 14040 & ISO 14044. Individual values may not sum to total due to rounding.
Country of origin	Czech Republic(ABA) Mexico(ABA)
Software included	Buy Microsoft Office (sold separately) Edge Customization HP Connection Optimizer²³ HP Desktop Support Utilities HP Documentation HP Hotkey support HP UEFI BIOS Certification level 2.7B HP PC Hardware Diagnostics Windows HP Privacy Settings HP Services Scan²⁴ HP Setup Integrated OOBE HP Smart Support²⁵ HP Support Assistant²⁶ HSA Fusion for Commercial HSA Telemetry for Commercial myHP²⁷ Poly Lens²⁸
Security Software Licenses	HP Wolf Pro Security Edition (1 year)²⁹
Manageability Features 1	HP Client Catalog (download)
Manageability Features 2	HP Client Management Script Library (download)³⁰
Manageability Features 3	HP Cloud Recovery³¹
Manageability Features 4	HP Connect for Microsoft Endpoint Manager³²
Manageability Features 5	HP Driver Packs (download)¹⁷
Manageability Features 6	HP Image Assistant (download)³³
Manageability Features 7	HP Manageability Integration Kit (download)³⁴
Manageability Features 8	HP Patch Assistant (download)
Documents	HP Z1 Tower G1i Desktop PC

HP Z1 Tower G1i Desktop PC Wolf Pro Security Edition

HP Recommends Windows 11 Pro

Work without compromising on performance with Windows 11 with Microsoft Copilot and HP collaboration, security, and connectivity technology.²

Ports

2 USB Type-C^® 20Gbps signaling rate

4 USB Type-A 10Gbps signaling rate

1 headphone/microphone combo

2 USB Type-A 5Gbps signaling rate

1 HDMI 2.1

1 RJ-45

1 audio line-in/line-out

3 USB 2.0 Type-A

2 DisplayPort^™ 2.1

Independent Software Vendor Certifications

Independent Software Vendor Certifications

Work confidently knowing your HP Z1 Tower is tested and certified for select professional apps.⁴

Protected by HP Wolf Pro Security

HP Wolf Security is a hardware-enforced, resilient defense that provides protection from cyber attacks.⁵

Help Protect our Shared Future

Take pride in choosing Z products that are designed with recycled plastics and recycled steel.

Help Protect our Shared Future

Bulk packaging available; Molded paper pulp cushion inside box is 100% sustainably sourced and recyclable; 10% ITE-derived closed loop plastic; 80 Plus^® Platinum power supplies available; Contains at least 60% post-consumer recycled plastic; Outside box and corrugated cushions are 100% sustainably sourced or recyclable

Security management

HP Sure Admin⁶,HP Sure Click⁷,HP Sure Run,HP Sure Sense⁸,HP Sure Recover⁹,HP Sure Start¹⁰,HP Tamper Lock¹¹,Secured-Core PC Enable

Keyboard

HP 125 v2 Wired Keyboard

Operating system

Windows 11 Pro¹

Weight

Starting at 12.15 lb

Sustainable impact specifications

Bulk packaging available; Molded paper pulp cushion inside box is 100% sustainably sourced and recyclable; 10% ITE-derived closed loop plastic; 80 Plus^® Platinum power supplies available; Contains at least 60% post-consumer recycled plastic; Outside box and corrugated cushions are 100% sustainably sourced or recyclable¹²^,¹³^,¹⁴^,¹⁵

Production CO2e (kg) : 311
Transportation CO2e (kg) : 5
Energy Usage CO2e (kg) : 553
End of Life CO2e (kg) : 2
Total CO2e (kg) : 870¹⁶

¹ Not all features are available in all editions or versions of Windows. Systems may require upgraded and/or separately purchased hardware, drivers, software or BIOS update to take full advantage of Windows functionality. Windows is automatically updated and enabled. High speed internet and Microsoft account required. ISP fees may apply and additional requirements may apply over time for updates. See http://www.windows.com.

² Not all features are available in all editions or versions of Windows. Systems may require upgraded and/or separately purchased hardware, drivers, software or BIOS update to take full advantage of Windows functionality. Windows 11 is automatically updated, which is always enabled. High speed internet and Microsoft account required. ISP fees may apply and additional requirements may apply over time for updates. See http://www.windows.com. Timing of feature delivery and availability varies by market and device. Requires Microsoft account to log in. See aka.ms/copilotpluspcs. Copilot is NOT available in China, Russia, Belarus, and embargoed regions Cuba, Iran, North Korea, Crimea.

³ Not all features are available in all editions or versions of Windows. Systems may require upgraded and/or separately purchased hardware, drivers, software or BIOS update to take full advantage of Windows functionality. Windows 11 is automatically updated, which is always enabled. High speed internet and Microsoft account required. ISP fees may apply and additional requirements may apply over time for updates. See http://www.windows.com. Timing of feature delivery and availability varies by market and device. Requires Microsoft account to log in. See aka.ms/copilotpluspcs. Copilot is NOT available in China, Russia, Belarus, and embargoed regions Cuba, Iran, North Korea, Crimea.

⁴ Third party software sold separately.

⁵ HP Wolf Security for Business requires Windows 10 or 11 Pro and higher, includes various HP security features and is available on HP Pro, Elite, Workstation, and RPOS products. See product details for included security features.

⁶ HP Sure Admin requires Windows 11, HP BIOS, HP Manageability Integration Kit from http://www.hp.com/go/clientmanagement and HP Sure Admin Local Access Authenticator smartphone app from the Android or Apple store.

⁷ HP Sure Click requires Windows 10 Pro or higher or Enterprise. See https://bit.ly/2PrLT6A_SureClick for complete details.

⁸ HP Sure Sense is available on select HP PCs with Windows 10 Pro, Windows 10 Enterprise, Windows 11 Pro, or Windows 11 Enterprise OS.

⁹ HP Sure Recover is available on select HP PCs and requires Windows 10 or Windows 11 and an open network connection. You must back up important files, data, photos, videos, etc. before using HP Sure Recover to avoid loss of data. Network based recovery using Wi-Fi is only available on select PCs.

¹⁰ HP Sure Start is available on select HP PCs and requires Windows 10 and higher.

¹¹ HP Tamper Lock must be enabled by the customer or your administrator.

¹² Recycled metal is expressed as a percentage of the total weight of the metal according to ISO 14021 definitions for metal parts over 25 grams.

¹³ Recycled plastic is expressed as a percentage of the total weight plastic. Post-consumer recycled is based on the definition set in the EPEAT standard for computers, IEEE 1680.1-2018 standard.

¹⁴ HP paper and fiber based packaging for PCs, displays, home and office print, and supplies is reported by suppliers as recycled or certified, with a minimum of 97% by volume verified by HP. Packaging is the box that comes with the product and all paper-based materials inside the box. Packaging for commercial, personal systems accessories, and spare parts is not included.

¹⁵ Percentage of ocean-bound plastic contained in each component varies by product. Ocean Bound plastic is expressed as a percentage of the total weight plastic. Ocean Bound plastic is based on the definition set by the UL2809 standard.

¹⁶ A product carbon footprint is defined as the total amount of greenhouse gases emitted directly and indirectly by a product over its lifetime. Greenhouse gas emissions are reported as global warming potential for 100-year time horizon (GWP-100) in units of CO2 equivalence. Calculations are done in accordance with ISO 14040 & ISO 14044. Individual values may not sum to total due to rounding.

¹⁷ Multi-core is designed to improve performance of certain software products. Not all customers or software applications will necessarily benefit from use of this technology. Performance and clock frequency will vary depending on application workload and your hardware and software configurations. Intel's numbering, branding and/or naming is not a measurement of higher performance.

¹⁸ Intel^® Turbo Boost performance varies depending on hardware, software and overall system configuration. See http://www.intel.com/technology/turboboost/ for more information.

¹⁹ Exact weight depends on configuration.

²⁰ UHD content required to view UHD images.

²¹ Standard tower orientation.

²² 1 M.2 2230 slot for WLAN and 3 M.2 2280 slots for storage

²³ HP Connection Optimizer requires Windows 10 and Windows 11.

²⁴ HP Services Scan is provided with Windows Update on select products and will check entitlement on each hardware device to determine if an HP TechPulse-enabled service has been purchased, and will download applicable software automatically. HP TechPulse is a telemetry and analytics platform that provides critical data around devices and applications. For full system requirements or to disable this feature, please visit http://www.hpdaas.com/requirements . Not applicable in China.

²⁵ HP Smart Support requires the HP Insights agent to be installed. For more information about how to enable or to download HP Smart Support, please visit http://www.hp.com/smart-support .

²⁶ HP Support Assistant is available on Windows. For more information, please visit www.support.hp.com/help/hp-support-assistant .

²⁷ myHP requires Windows OS.

²⁸ Poly Lens Desktop requires a Windows OS.

³⁰ HP Client Management Script Library https://www.hp.com/us-en/solutions/client-management-solutions.html#tab=manageability-tools .

³¹ HP Cloud Recovery is available for Z by HP, HP Elite and Pro desktops and laptops PCs with Intel^® or AMD processors and requires an open, wired network connection. Note: You must back up important files, data, photos, videos, etc. before use to avoid loss of data. Detail please refer to: https://support.hp.com/us-en/document/c05115630 .

³² HP Connect for Microsoft Endpoint Manager is available from the Azure Market Place for HP Pro, Elite, Z and Point-of-Sale PCs managed with Microsoft Endpoint Manager. Subscription to Microsoft Endpoint Manager required and sold separately. Network connection required.

³³ HP Image Assistant not preinstalled, however available for download at https://ftp.ext.hp.com/pub/caps-softpaq/cmit/HPIA.html .

³⁴ HP Manageability Integration Kit can be downloaded from http://www8.hp.com/us/en/ads/clientmanagement/overview.html .

© Copyright 2026 HP Development Company, L.P. The information contained herein is subject to change without notice. The only warranties for HP products and services are set forth in the express warranty statements accompanying such products and services. Nothing herein should be construed as constituting an additional warranty. HP shall not be liable for technical or editorial errors or omissions contained herein.

Intel, Pentium, the Intel logo, Intel Core, Thunderbolt, vPro, Optane, and Core Inside are trademarks or registered trademarks of Intel Corporation or its subsidiaries in the United States and other countries. Bluetooth is a trademark of its proprietor, used by HP Inc. under license. USB Type-C^® and USB-C^® are registered trademarks of USB Implementers Forum. Adobe PDF is a trademark of Adobe Systems Incorporated. ENERGY STAR is a registered trademark of the U.S. Environmental Protection Agency. DisplayPort^™ and the DisplayPort^™ logo are trademarks owned by the Video Electronics Standards Association (VESA^®) in the United States and other countries. NVIDIA, the NVIDIA logo and Quadro are trademarks and/or registered trademarks of NVIDIA Corporation in the US. and other countries. Bluetooth is a trademark of its proprietor and used by HP Inc. under license. AMD and Radeon are trademarks of Advanced Micro Devices, Inc. All other trademarks are the property of their respective owners.

HP Z1 Tower G1i Desktop PC Wolf Pro Security Edition

Intel^® Core^™ Ultra 7 265

16 GB DDR5

Intel^® Graphics

Windows 11 Pro¹

512 GB SSD

13.3 x 12.1 x 6.1 in

The Most Affordable Z Desktop Workstation

HP Recommends Windows 11 Pro

Professional Graphics

Operating System

Reliability You Can Trust

Keyboard

Operating system

Weight

HP Z1 Tower G1i Desktop PC Wolf Pro Security Edition

HP Z1 Tower G1i Desktop PC Wolf Pro Security Edition

Intel® Core™ Ultra 7 265

16 GB DDR5

Intel® Graphics

Windows 11 Pro1

512 GB SSD

13.3 x 12.1 x 6.1 in

The Most Affordable Z Desktop Workstation

HP Recommends Windows 11 Pro

Professional Graphics

Operating System

Reliability You Can Trust

Ports

Independent Software Vendor Certifications

Protected by HP Wolf Pro Security

Help Protect our Shared Future

Help Protect our Shared Future

Security management

Keyboard

Operating system

Weight

Sustainable impact specifications

Intel^® Core^™ Ultra 7 265

Intel^® Graphics

Windows 11 Pro¹