HP Z1 Tower G1i Intel Core Ultra 9 285 32 GB DDR5-SDRAM 1 TB SSD Windows 11 Pro Workstation AI Workstation, AI PC Black

Z1 Tower G1i Desktop PC, Windows 11 Pro, Intel Core™ Ultra 9, 32GB RAM, 1TB SSD

Key Features

• Intel Core™ Ultra 9 285 (up to 5.6 GHz with Intel Turbo Boost Technology, 36 MB L3 cache, 24 cores, 24 threads)
• Windows 11 Pro
• Intel Graphics
• 32 GB DDR5-5600 MT/s (1 x 32 GB), 1 TB PCIe Gen4 NVMe™ M.2 SSD

Reasons To Buy

HP recommends Windows 11 Pro for business

Work anywhere without compromising on performance with Windows 11 and HP collaboration, security, and connectivity technology. Summarize and rewrite content, get relevant content recommendations, and stay organized with Microsoft Copilot.^[8]

Independent Software Vendor Certifications

Work with confidence knowing your PC is certified by leading software vendors to ensure peak performance even on complex projects.

WiFi Connectivity

Wi-Fi 7 can provide higher data rates than Wi-Fi 6E.^[9]

Workstation performance. Impressive expandability.

Effortlessly multitask with up to an Intel® Core™ Ultra 9 CPU^[1] and 128GB memory^[2]. Choose from NVIDIA RTX™, AMD Radeon RX™, or Intel® Arc GPUs^[3]. Easily upgrade memory and storage as work evolves with tool-less access.

Certified for your workflow

Work confidently knowing your HP Z1 Tower is tested and certified for select professional apps. We've worked closely with software providers on apps like AutoCAD®, SOLIDWORKS® and Siemens NX® for seamless workstation performance across your workflow.^[4]

Power AI-accelerated workflows

Accelerate AI inferencing and development with the HP Z1 Tower AI workstation. Iterate and problem solve faster on your local device with a powerful discrete GPU delivering AI TOPS while a built-in NPU^[5] takes on productivity tasks.

Help protect our shared future

At HP, we care about the impact our products have on our people, communities, and planet. That’s why this device is EPEAT® Gold^[6] with Climate+ and the outer box packaging is 100% sustainably sourced.^[7]

Description

The most affordable HP Z desktop workstation
Workstation performance is now within reach with a tower built for designing, editing, and gaming. Go beyond a commercial PC with the HP Z1 Tower, delivering pro-level, expandable performance certified for pro-apps, with support for high-end graphics.

Specifications

Processor
Processor generation	Intel Core Ultra (Series 2)
Processor cache type	L3
Processor cache	36 MB
Processor model	285
Processor manufacturer	Intel
Processor boost frequency	5.6 GHz
Processor threads	24
Processor cores	24
Processor family	Intel Core Ultra 9
Performance cores	8
Efficient cores	16
Performance-core base frequency	2.5 GHz
Efficient-core base frequency	1.9 GHz
Processor base power	65 W
Maximum turbo power	182 W
Efficient-core Max Turbo Frequency	4.6 GHz
Performance-core Max Turbo Frequency	5.4 GHz
Neural processor unit (NPU)
Neural processor unit (NPU)	Intel AI Boost
Sparsity support	Yes
Windows Studio effects support	Yes
AI software frameworks supported by NPU	DirectML, OpenVINO, Windows ML, ONNX RT, WebNN
Total processor performance up to	36 TOPs
NPU performance up to	13 TOPs
GPU performance up to	8 TOPs
Memory
Non-ECC	Yes
Memory layout (slots x size)	1 x 32 GB
Internal memory	32 GB
Maximum internal memory	128 GB
Memory slots	4x DIMM
Internal memory type	DDR5-SDRAM
Memory clock speed	5600 MHz
Memory data transfer rate	5600 MT/s
Storage
Storage media	SSD
Number of storage drives installed	1
Optical drive type	No
SSD interface	PCI Express 4.0
SSD capacity	1 TB
Number of SSDs installed	1
Total storage capacity	1 TB
SSD form factor	M.2
Total SSDs capacity	1 TB
NVMe	Yes
Graphics
Discrete graphics card	No
On-board graphics card family	Intel Graphics
On-board graphics card	Yes
Discrete graphics card model	Not available
On-board graphics card model	Intel Graphics
On-board GPU manufacturer	Intel
Optical drive
Optical drive type	No
Network
Ethernet LAN	Yes
Wi-Fi	Yes
Bluetooth	Yes
Bluetooth version	5.4
Wi-Fi standards	Wi-Fi 7 (802.11be)
Ethernet LAN data rates	10,100,1000 Mbit/s
Cabling technology	10/100/1000Base-T(X)
WLAN controller model	Intel Wi-Fi 7 BE200
Top Wi-Fi standard	Wi-Fi 7 (802.11be)
Antenna type	2x2
WLAN controller manufacturer	Intel
Ports & interfaces
Combo headphone/mic port	Yes
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity	4
HDMI version	2.1
USB 2.0 ports quantity	3
Line-out	Yes
Line-in	Yes
HDMI ports quantity	1
Ethernet LAN (RJ-45) ports	1
DisplayPorts quantity	2
DisplayPort version	2.1
USB 3.2 Gen 2x2 Type-C ports quantity	2
Technical details
Product type	Workstation
Intel® Turbo Boost Technology	Yes
Product colour	Black
Chassis type	Tower
Placement supported	Vertical
Number of 3.5" bays	2
Motherboard chipset	Intel Q870
UNSPSC-code	43211515
Sustainable technologies and materials	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
Sustainability compliance	Yes
Sustainability certificates	ENERGY STAR, EPEAT
HP GTIN (EAN/UPC)	199485052892
Design
Product colour	Black
Chassis type	Tower
Placement supported	Vertical
Number of 3.5" bays	2
Colour name	Black
Country of origin	Czech Republic
Intel® vPro™ Platform Eligibility	Yes
Introduction year	2025
Performance
Audio chip	Realtek ALC3252
Market positioning	Performance
Password protection	Yes
Password protection type	BIOS, Power on
Product type	Workstation
Motherboard chipset	Intel Q870
Harmonized System (HS) code	8471500000
Software
Operating system installed	Windows 11 Pro
Processor special features
Intel® Turbo Boost Technology	Yes
Intel® vPro™ Platform Eligibility	Yes
Brand-specific features
HP Support Assistant	Yes
HP segment	Business
HP Artificial Intelligence	AI Workstation, AI PC
HP GTIN (EAN/UPC)	199485052892
Power
Power supply input frequency	50/60 Hz
Power supply input voltage	100 - 240 V
Power supply	500 W
Sustainability
Sustainable technologies and materials	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
Sustainability compliance	Yes
Sustainability certificates	ENERGY STAR, EPEAT
Weight & dimensions
Package width	287 mm
Package depth	400 mm
Package height	499 mm
Width	337 mm
Depth	308 mm
Height	337 mm
Package weight	7.67 kg
Weight	5.51 kg
Packaging data
Package width	287 mm
Package depth	400 mm
Package height	499 mm
Package weight	7.67 kg
Packaging content
Mouse included	Yes
Display included	No
Keyboard included	Yes
Input device model	HP Wired 320M Mouse
Mouse connectivity	Wired
Keyboard connectivity	Wired
Display
Display included	No
Logistics data
Harmonized System (HS) code	8471500000
Features
Country of origin	Czech Republic
Other features
On-board graphics card	Yes
Processor manufacturer	Intel
UNSPSC-code	43211515
Country of origin	Czech Republic
Harmonized System (HS) code	8471500000
Manufacturer warranty	1 year (1/1/1) limited warranty includes 1 year of parts, labor and on-site repair. Terms and conditions vary by country. Certain restrictions and exclusions apply.
Support service included	HP 3y Onsite Low End Workstation HW Supp. For terms and conditions, please visit https://h20195.www2.hp.com/v2/GetPDF.aspx/4AA5-6385EEE & https://www8.hp.com/h20195/v2/getpdf.aspx/4AA5-7123EEGB.pdf