Lenovo ThinkStation P4 AMD Ryzen™ 9 PRO PRO 9955 64 GB DDR5-SDRAM 1 TB SSD Windows 11 Pro Workstation

AMD Ryzen 9 PRO 9955 (12C/24T, 3.4/5.4GHz, 12MB L2/64MB L3), 2x 32GB UDIMM DDR5-5600 Non-ECC, 1x 1TB SSD M.2 2280 PCIe 5.0x4 NVMe Opal, 1x NVIDIA RTX PRO 2000 Blackwell 16GB GDDR7, Windows 11 Pro

Key Features

• AMD Ryzen 9 PRO 9955 (12C/24T, 3.4/5.4GHz, 12MB L2/64MB L3)
• 2x 32GB UDIMM DDR5-5600 Non-ECC
• 1x 1TB SSD M.2 2280 PCIe 5.0x4 NVMe Opal
• 1x NVIDIA RTX PRO 2000 Blackwell 16GB GDDR7
• Windows 11 Pro

Reasons To Buy

BUILT FOR RELIABLE PERFORMANCE

The Lenovo ThinkStation P4 sets a new standard for entry tower workstations, offering elevated performance for engineers, designers, and creators. Experience dependable, workstation-class power that scales with you. Its accessible desk-side design lets you work faster and stay highly productive, effortlessly handling the growing complexity of projects.

AMD RYZEN™ PRO PROCESSORS

Smooth Performance for Demanding Workloads

Boost productivity with high clock-speed AMD Ryzen™ PRO processors. Enjoy lightning-fast, multi-core performance for CAD, simulation, rendering, and development. Work faster, without lags, in everyday professional applications with smooth performance.

ADVANCED THERMAL DESIGN

Power That Never Breaks a Sweat

Stay cool under pressure with advanced thermal architecture and liquid cooling for up to 170W CPU. The ThinkStation P4 ensures quiet, consistent performance during demanding workloads, so you can focus on productivity without distractions.

NVIDIA RTX PRO™ BLACKWELL GRAPHICS

Create & Render Efficiently

With support for NVIDIA RTX PRO™ 6000 Blackwell GPUs, master generative AI, real-time ray tracing, and massive data visualization effortlessly. Elevate your creative and professional workflows with one of the most powerful desktop GPUs ever built.

AI-READY ARCHITECTURE

Accelerate your AI-driven workflows with optimized processors, high-speed memory, and advanced graphics. From local inference to data-heavy visualization, experience faster, smoother performance on a scalable workstation designed to handle AI-assisted and GPU-accelerated workloads with ease.

Built to Grow With Your Ambitions

Futureproof your ThinkStation P4 workstation with next-gen PCIe slots, enabling enhanced performance for GPUs, storage, and expansion cards. Upgrade with ease and keep your system performing at its best.

Massive Memory Capacity

Handle large models, simulations, and multi-application workflows effortlessly with high-capacity memory. This tower workstation eliminates memory bottlenecks to tackle complex datasets and demanding applications, seamlessly.

Flexible Storage Options

Combine high-speed SSDs with HDD expandability for extraordinary storage capacity. Keep large datasets local for quicker access, reducing delays, all while keeping your tasks on track.

High-Efficiency Power

Power your present and future needs with high-efficiency power supply unit (PSU) options. Confidently plan GPU or CPU upgrades, knowing your system is built to scale with evolving workload demands — delivering reliable performance.

LENOVO PERFORMANCE TUNER

Optimize your workflows with the ThinkStation P4 workstation with Lenovo Performance Tuner. This free software intelligently manages CPUs, GPUs, memory, and storage for certified professional applications, delivering smoother, more consistent performance for mission-critical tasks— no manual tuning or adjustments required.

Modern, High‑Speed Connectivity

Stay connected and productive with modern front and rear I/O ports, including high-speed USB-C®, USB-A, DisplayPort™, and Ethernet. Effortlessly link displays, storage, and accessories to streamline your workflow and power through your day.

ISV-Certified for Critical Apps

Run CAD, BIM, and creative apps with confidence, backed by independent software vendor (ISV)* certifications from ANSYS®, SOLIDWORKS®, AutoCAD®, and more. Enjoy pro-level performance and enhanced work efficiency for smarter, more intuitive workflows.*See the complete list of ISV certifications

Multiple OS Options

Flexibility meets performance with support for both Windows and Linux® environments. Empower your team to choose the operating system that aligns perfectly with their workflow, ensuring productivity and compatibility without compromise.

Enterprise-Grade Security

Protect your business data with built-in ThinkShield security features and discrete Trusted Platform Module (dTPM) 2.0. Keep your system secure with physical locks. Stay protected against cyber threats, data breaches, and tampering.

ALL-IN-ONE ENTRY WORKSTATION PLATFORM

Streamline operations with a unified workstation platform built for engineering, design, finance, data science, and education. The ThinkStation P4 simplifies procurement, onboarding, and support while delivering performance to every role — all with shared hardware, software, and configuration options.

Architecture, Engineering & Construction

Experience seamless CAD, BIM, and solid modeling performance with professional-grade graphics in an expandable entry-level tower. Tackle AEC workflows with faster design iterations and fewer slowdowns — without the need for a higher-tier system.

Healthcare & Life Sciences

The ThinkStation P4 accelerates data‑driven discovery with responsive CPU performance and powerful professional graphics. Analyze medical images, visualize complex data, and iterate faster with reliable performance and scalability to support evolving research needs.

Media & Entertainment

Built for 3D modeling, animation, and texturing, the high-end GPU delivers smooth viewport performance and a quieter workspace. Create and iterate faster, perfect for artists and developers using Unreal Engine or Unity tools.

Higher Education

Equip labs and classrooms with reliable workstations for architecture, engineering, data science, game development, and more. For dependable performance at an accessible cost, with the flexibility to expand as academic and research needs grow.

Run the Business, Not the Recap

A pricing call with a supplier goes long, and the numbers fly fast. Pay Attention records, transcripts, and summarizes the meeting, so you walk out with the decisions, the commitments, and clear next steps — not a notebook to rebuild.

Own the Day at a Glance

Take one client call and your inbox, Slack, and Team chats have all moved on. Catch Me Up pulls the priority notifications into one view, so you know where the day stands the moment you sit back down.

Stay One Step Ahead

You ask Lenovo Qira to draft an email to a new partner. Once completed, three follow-up suggestions appear: schedule a briefing call, attach the proposal, or save the response for later. The next step is always just one tap away.

One Safe Place for Your Files

The slide that nailed it last quarter, the customer feedback from the launch, the line a colleague used that landed perfectly. Lenovo Qira keeps what you choose to save in a shared knowledge base across your devices, so the right detail is one ask away.

CREDIBILITY & COLLABORATION

Our goal is to provide smarter technology that builds a brighter, more sustainable future for our customers, communities, and the planet. That's why we pursue industry leading labels and certifications that demonstrate our commitment to sustainability in product design. Together, we can build a smarter future for all.

Description

Optimize business results with Windows 11 Pro PCs.Make new Windows 11 PCs the cornerstone of your technology stack.- Powered by AMD Ryzen™ PRO processors for engineers, designers, creators & others
- Support for NVIDIA RTX PRO™ Blackwell GPUs to render & visualize seamlessly
- Expandable storage & memory to match your evolving workflow requirements

Specifications

Processor
Processor cache type	L2 & L3
Processor frequency	3.4 GHz
Processor model	PRO 9955
Processor manufacturer	AMD
Processor boost frequency	5.4 GHz
Processor threads	24
Processor cores	12
L3 cache	64 MB
L2 cache	12 MB
Processor family	AMD Ryzen™ 9 PRO
Memory
Memory layout (slots x size)	2 x 32 GB
Internal memory	64 GB
Maximum internal memory	256 GB
Memory slots	4x DIMM
Internal memory type	DDR5-SDRAM
Memory clock speed	5600 MHz
Memory channels	Dual-channel
Storage
Storage media	SSD
Optical drive type	No
SSD interface	PCI Express 5.0
SSD capacity	1 TB
Number of SSDs installed	1
Card reader integrated	Yes
Total storage capacity	1 TB
SSD form factor	M.2
Total SSDs capacity	1 TB
NVMe	Yes
M.2 SSD size	2280 (22 x 80 mm)
Self-Encrypting Drive (SED)	Yes
Graphics
Discrete graphics card	Yes
Discrete graphics card memory	16 GB
On-board graphics card family	AMD Radeon Graphics
On-board graphics card	Yes
Discrete graphics memory type	GDDR7
On-board graphics card model	AMD Radeon
Number of discrete graphics cards	1
Discrete GPU manufacturer	NVIDIA
On-board GPU manufacturer	AMD
Performance
Product type	Workstation
Trusted Platform Module (TPM)	Yes
Motherboard chipset	AMD PRO 675
Trusted Platform Module (TPM) version	2.0
Audio chip	Realtek ALC623
Audio system	High Definition Audio
Optical drive
Optical drive type	No
Network
Ethernet LAN	Yes
Wi-Fi	No
Ethernet LAN data rates	10,100,1000,2500 Mbit/s
Ethernet interface type	2.5 Gigabit Ethernet
Ports & interfaces
Combo headphone/mic port	Yes
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	6
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity	0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity	2
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity	0
Thunderbolt 3 ports quantity	0
HDMI version	2.1
USB 2.0 ports quantity	0
Microphone in	Yes
Line-out	Yes
HDMI ports quantity	1
Ethernet LAN (RJ-45) ports	1
DisplayPorts quantity	2
USB 3.2 Gen 2x2 Type-C ports quantity	1
Power
80 PLUS certification	80 PLUS Platinum
Power supply	750 W
Technical details
Cable lock slot type	Kensington
Product type	Workstation
Trusted Platform Module (TPM)	Yes
Audio system	High Definition Audio
Cable lock slot	Yes
Motherboard chipset	AMD PRO 675
Design
Cable lock slot type	Kensington
Cable lock slot	Yes
Software
Operating system language	US English, ENG-UK
Bundled software	Lenovo AI Now
Operating system installed	Windows 11 Pro
Audio
Audio chip	Realtek ALC623
Audio system	High Definition Audio
Weight & dimensions
Width	180 mm
Depth	401.5 mm
Height	415 mm
Weight	8.75 kg
Packaging content
Mouse included	Yes
Keyboard included	Yes
Mouse connectivity	Wired
Bundled software	Lenovo AI Now
Keyboard connectivity	Wired
Keyboard
Keyboard connectivity	Wired
Other features
Trusted Platform Module (TPM)	Yes
On-board graphics card	Yes
Processor manufacturer	AMD
Ethernet interface type	2.5 Gigabit Ethernet