Comparison of ASUS NUC 15 Pro Mini PC (RNUC15U5) vs Lenovo ThinkStation P3 Tiny (ThinkStation)
Comparison of Lenovo ThinkStation P3 Tiny (ThinkStation) vs ASUS NUC 15 Pro Mini PC (RNUC15U5)

ASUS NUC 15 Pro Mini PC (RNUC15U5) vs Lenovo ThinkStation P3 Tiny (ThinkStation)

Comparison summary

  • For performance ASUS NUC 15 Pro Mini PC has a lot better performing processor. It also has more memory.
  • For displaying graphics Lenovo ThinkStation P3 Tiny has a faster graphics card.
  • ThinkStation P3 Tiny is slimmer and smaller in size.
  • NUC 15 Pro Mini PC has a larger SSD for storage.
Compare technical specifications of ASUS NUC 15 Pro Mini PC (RNUC15U5)
Compare technical specifications of Lenovo ThinkStation P3 Tiny (ThinkStation)

ASUS NUC 15 Pro Mini PC (RNUC15U5)

Lenovo ThinkStation P3 Tiny (ThinkStation)

2026 model
2026 model

Compare specifications

ASUS NUC 15 Pro Mini PC (RNUC15U5)Lenovo ThinkStation P3 Tiny (ThinkStation)
Processor (CPU)?Central Processing Unit is the heart of a gaming PC and is responsible for running games.
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Intel Core Ultra 5 225HIntel Core Ultra 7 155U
Memory (RAM)?Memory increases the general speed of a gaming PC.
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64gb32gb
Graphics card (GPU)?Graphics Processing Unit calculates 3D graphics and is essential for gaming and heavy programs.
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Intel Arc 130TNVIDIA T1000
Weight
-3.01 lbs (1.37 kg)
Size (length x width x height)
4.6 x 4.4 x 2.1 inches7.2 x 7 x 1.5 inches
(11.68 x 11.18 x 5.33 cm)(18.29 x 17.78 x 3.81 cm)
Operating system (OS)
Windows 11 ProWindows 11 Pro
Hard drives
2000gb SSD1000gb SSD
Release date
March 16, 2026October 24, 2026
Amazon.com List Price
$1,849.99
Amazon.com Lowest New Price
$1,849.99
Buy on Amazon.com

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Compare ASUS NUC 15 Pro Mini PC / Lenovo ThinkStation P3 Tiny vs other portable gaming PCs:

Compare ASUS NUC 15 Pro Mini PC (RNUC15U5) vs SkyTech ST-CHRONOSMINI2-3004-B-AM
SkyTech ST-CHRONOSMINI2-3004-B-AM
RTX 5060 GPU2026 model
$1,999.99
Compare ASUS NUC 15 Pro Mini PC (RNUC15U5) vs ASUS NUC 15 Pro+ Mini (RNUC15CRSU7089AU)
ASUS NUC 15 Pro+ Mini
RNUC15CRSU7089AU
Intel Arc 140T GPU2026 model
$1,629.99
Compare ASUS NUC 15 Pro Mini PC (RNUC15U5) vs ASUS NUC 15 Pro+ Mini (RNUC15SU7B)
ASUS NUC 15 Pro+ Mini
RNUC15SU7B
Intel Arc 140T GPU2026 model
$1,805.99
Compare ASUS NUC 15 Pro Mini PC (RNUC15U5) vs ASUS NUC 15 Pro+ Mini (RNUC15SU7B)
ASUS NUC 15 Pro+ Mini
RNUC15SU7B
Intel Arc 140T GPU2026 model
$1,676.99
Compare ASUS NUC 15 Pro Mini PC (RNUC15U5) vs ASUS NUC 14 (RNUC14SRKU91000UI)
ASUS NUC 14
RNUC14SRKU91000UI
Runs 80% of new games on recommended RTX 4070 GPU2026 model64 GB RAM
$1,654.99
Compare ASUS NUC 15 Pro Mini PC (RNUC15U5) vs ASUS NUC 15 Pro Mini (RNUC15HU7)
ASUS NUC 15 Pro Mini
RNUC15HU7
Intel Arc 140T GPU2026 model
$1,720.90
ASUS NUC 15 Pro Mini PC (RNUC15U5) viewed from another angle
Lenovo ThinkStation P3 Tiny (ThinkStation) viewed from another angle

ASUS NUC 15 Pro Mini PC (RNUC15U5) summary

ASUS NUC 15 Pro Mini PC is a gaming computer with Windows 11 Pro released in 2026. It doesn't come with the top Intel CPU, though decent memory for its price. The computer has the Intel Arc 130T graphics card which is unimpressive for gaming. You can play some games published this year using lower graphics settings, but you should check for games you want to run.

ASUS NUC 15 Pro Mini PC, Intel Series 2 Ultra 5 225H (14C/14T, Up to 4.9GHz), Small Desktop Computers 64GB DDR5 RAM, 2TB PCIe SSD, Intel Arc 130T GPU, Win 11 Pro, Thunderbolt 4, WiFi 7, Quad 4K HDR

🚀 Powerful AI Performance in a Compact Design – Powered by Intel Series 2 Core Ultra 5 225H (14C/14T, up to 4.9GHz) and Intel Arc 130T GPU, this AI Mini PC delivers exceptional speed for multitasking, AI development, and creative workflows. With Win 11 Pro and support for 8K/Quad 4K HDR, this Mini Desktop PC ensures smooth, professional-grade performance in a compact form.

🧠 AI-Ready for Future Workflows – With built-in AI acceleration and optimized power efficiency, this Mini Computers unit is perfect for developers, educators, and researchers. Enjoy fast local AI model inference with no cloud required. The integrated NPU reduces power usage by up to 40%—ideal for AI workloads in education, labs, or professional use.

🔧 Tool-Free Upgrades & Expandable Storage – Access your components in seconds with the tool-less chassis. This Small Desktop Computer supports 16GB–64GB DDR5 RAM (up to 96GB) and blazing-fast 512GB–2TB PCIe Gen4 x4 SSDs. Built-in 2.5" SATA slots provide even more storage flexibility, making it the perfect Micro PC for coding, creative work, and handling large data workloads with ease.

❄ Advanced Cooling & 24/7 Reliability – The Mini Desktop Computer features dual copper heat pipes, large mesh air inlets, and turbo rear fan for optimal cooling. Certified for 24/7 use and MIL-STD-810H durability, this Small PC runs whisper-quiet, even under heavy workloads or prolonged operation.

🔌 Versatile Connectivity & Stunning Visuals – This Mini Desktop PC includes Thunderbolt 4, HDMI 2.1, USB-C, WiFi 7 and BT 5.4 for blazing-fast transfers and smooth streaming. Supports up to 8K or four 4K HDR displays. With VESA mount compatibility, this Mini Computers solution fits into any workspace seamlessly.

ASIN: B0FT37ZRK9

Lenovo ThinkStation P3 Tiny (ThinkStation) summary

Lenovo ThinkStation P3 Tiny is a gaming computer with Windows 11 Pro released in 2026. It doesn't come with the top Intel processor, however decent memory for its price. The computer has the NVIDIA T1000 video card that is underwhelming for playing games. You can play some games published this year using lower graphics settings, but you should check for games you want to run.

Lenovo ThinkStation P3 Tiny Workstation Desktop (Intel i7-14700 vPro (> Ultra 7 155U), NVIDIA T1000 4GB, 32GB DDR5, 1TB SSD), Business Mini PC, 8K Display, > ThinkCentre M70q M75q M90q, Win 11 Pro

TINY YET POWERFUL - Part of Lenovo's Tiny portfolio, the ThinkStation P3 Tiny delivers workstation-class performance beyond the ThinkCentre M70q, M80q, and M90q. As a replace (12TD001UUS) upgrade, its ultra-compact 3.01 lb design is up to 96% smaller than a traditional desktop while helping optimize valuable workspace without compromising performance or reliability. Built to meet military-grade durability standards and ISV-certified for AutoCAD, SOLIDWORKS, ArcGIS, Creo, and MATLAB, the P3 Tiny provides stability, compatibility, and performance professionals depend on for mission-critical workloads

POWERFUL PERFORMANCE - Powered by an Intel Core i7-14700 processor (20 cores, 28 threads, up to 5.4GHz), this PC is built for fast multitasking and demanding business workloads. The NVIDIA T1000 GPU with 4GB GDDR6 dedicated memory delivers smooth performance for rendering and graphics-intensive workloads. Paired with 32GB DDR5 RAM for seamless multitasking and a 1TB SSD for ultra-fast data access and ample storage

RICH CONNECTIVITY - Stay connected with six USB-A ports, one USB-C port, HDMI 2.1, DisplayPort 1.4, Ethernet, and an audio combo jack, this desktop easily connects to your essential devices and peripherals. The graphics features four miniDP outputs, supporting up to four external displays, with a single display reaching up to 8K (7680 Ă— 4320) @60Hz for an expanded professional workspace. Built-in Wi-Fi 6 and Bluetooth 5.1 provide fast, reliable wireless connectivity, while the included full-size USB keyboard with numeric keypad and USB mouse help maximize productivity

OPERATING SYSTEM - Windows 11 Pro with Copilot AI enables AI‑assisted productivity across business applications, supporting task organization, information retrieval, and collaboration. Built‑in security protections and enterprise‑grade management features help safeguard data, enforce policies, and simplify system administration, delivering a stable and secure operating environment for professional computing

BUILT FOR MODERN PROFESSIONAL USE - Designed for engineers, architects, designers, developers, and business professionals, the Lenovo ThinkStation P3 Tiny excels in CAD design, 3D modeling, data analysis, content creation, and multi-display productivity. Its compact footprint and dependable performance make it an excellent fit for engineering firms, corporate offices, STEM education, financial services, and modern hybrid workspaces

DISCLOSURE - Brand New Computer has been resealed to upgrade the memory/SSD. Three-year warranty from Issaquah Highlands Tech on upgraded memory/SSD. One-year warranty from Lenovo on remaining components.

ASIN: B0GK7BJV67

ASUS NUC 15 Pro Mini PC
Lenovo ThinkStation P3 Tiny