10 Best Mini PCs With 128GB RAM in 2026 for AI, Gaming, and Pro Work

Mini PCs with 128GB RAM are compact enough for a desk yet powerful enough for AI development, video production, virtualization, and serious multitasking. The models in this roundup span AMD Ryzen AI workstations, gaming-focused systems, and configurable professional desktops.

Use the guide below to compare memory, processor performance, graphics capability, storage, ports, and upgrade potential before choosing the right compact PC for your workload.

Best 10 Mini PCs with 128gb RAM Picks for 2026

Best Overall – MINISFORUM MS-S1 MAX AI Workstation

For shoppers comparing mini pcs with 128gb ram, the MINISFORUM MS-S1 MAX stands out as a highly expandable AI workstation. Its Ryzen AI Max+ 395 processor, 128GB of unified LPDDR5X memory, and integrated RDNA 3.5 graphics are designed for local AI inference, video editing, and other demanding workloads.

Best For: Local LLMs, AI development, content creation, and users who want expansion or cluster capability.

Pros:

• Ryzen AI Max+ 395 with 16 cores, 32 threads, and up to 5.1GHz.
• 128GB LPDDR5X unified memory supports demanding AI and graphics workloads.
• Full-length PCIe x16 slot, dual M.2 slots, dual 10GbE, and USB4 V2 connectivity.

Cons:

• Its workstation-focused hardware may be more than typical office users need.
• Unified memory is integrated LPDDR5X rather than conventional user-replaceable RAM.

The MS-S1 MAX is a strong fit when memory capacity, high-speed networking, and expansion matter as much as compact size. Its cooling system and 320W power supply also suit sustained workloads, while the cluster support gives it unusual room to grow.

Best for Gaming – GMKtec EVO-X2 AI Mini PC

The GMKtec EVO-X2 is a compelling option among mini pcs with 128gb ram for buyers who want AI capability and integrated gaming performance in one compact system. Its Ryzen AI Max+ 395 combines 16 Zen 5 cores with Radeon 8060S graphics and fast LPDDR5X memory.

Best For: FHD gaming, local AI applications, multitasking, and multi-monitor workspaces.

Pros:

• Ryzen AI Max+ 395 offers 16 cores, 32 threads, and up to 5.1GHz.
• Radeon 8060S integrated graphics use the available 128GB memory pool.
• Supports up to four displays, Wi-Fi 7, Bluetooth 5.4, and 2.5GbE networking.

Cons:

• The supplied notes do not specify included storage capacity or operating system.
• Memory is onboard LPDDR5X rather than standard upgradeable SODIMMs.

Choose the EVO-X2 if graphics performance is a priority without moving to a traditional tower. Its cooling design includes dual turbo CPU fans, a dedicated memory and SSD fan, and multiple operating modes, making it versatile for gaming and creative workloads.

Best Expandable Option – MINISFORUM M1 Pro Ultra 9

Although this configuration includes 64GB, the MINISFORUM M1 Pro is relevant to shoppers seeking mini pcs with 128gb ram because its dual-channel DDR5 memory is upgradeable to 128GB. The Intel Core Ultra 9 285H and Arc 140T graphics provide a balanced platform for creative work, AI-assisted tasks, and multitasking.

Best For: Buyers who want a compact system with a clear memory-upgrade path and external GPU support.

Pros:

• Intel Core Ultra 9 285H reaches up to 5.4GHz and provides 16 cores.
• DDR5 memory is upgradeable to 128GB, with dual M.2 slots for storage expansion.
• OCuLink supports an external GPU, while quad-display output supports up to four screens.

Cons:

• This listed configuration ships with 64GB rather than 128GB.
• Using OCuLink for an external GPU requires one M.2 SSD slot and is not hot-swappable.

The M1 Pro makes the most sense for users who prefer conventional DDR5 expansion over fixed unified memory. It also offers unusually flexible display and external-GPU connectivity, though reaching 128GB requires a memory upgrade.

Best for Private AI – GEEKOM A9 Mega Workstation

The GEEKOM A9 Mega is built for buyers comparing mini pcs with 128gb ram for private, demanding workloads. It pairs the Ryzen AI Max+ 395 with 128GB of unified LPDDR5X memory and a 2TB PCIe Gen4 NVMe SSD, giving local AI users room for models, datasets, and creative projects.

Best For: Offline AI inference, sensitive business data, creative studios, and high-speed NAS workflows.

Pros:

• 128GB LPDDR5X memory runs at up to 8000 MT/s.
• Supports select 4-bit quantized models up to 128 billion parameters with compatible software.
• Dual 10GbE, dual USB4, dual HDMI 2.1, and Wi-Fi 7 support fast connectivity and up to four displays.

Cons:

• The notes qualify 128-billion-parameter model support as dependent on compatible drivers and software.
• Memory is unified onboard RAM rather than a conventional upgradeable module.

The A9 Mega is a particularly attractive choice for users who want to keep supported AI workflows on-device. Its 2TB SSD, dual 10GbE ports, and three-year limited warranty add practical value for professional and small-business environments.

Best Expandable AI Mini PC – MINISFORUM AI X1 Pro

For shoppers comparing mini pcs with 128gb ram, the MINISFORUM AI X1 Pro is notable because its removable 96GB DDR5 configuration can be expanded to 128GB. Its Ryzen AI 9 HX 370 processor, Radeon 890M graphics, and OCuLink support make it a flexible choice for demanding multitasking, gaming, and creative work.

Best For: Users who want a compact AI-ready system with upgradeable memory, fast connectivity, and external GPU potential.

Pros:

• Ryzen AI 9 HX 370 offers 12 cores, 24 threads, and up to 80 TOPS.
• Upgradeable removable DDR5 memory supports up to 128GB.
• Supports up to four 4K displays, dual 2.5GbE, Wi-Fi 7, and Bluetooth 5.4.
• OCuLink and dual USB4 provide strong expansion options.

Cons:

• It ships with 96GB rather than 128GB of RAM.
• Its advanced features may be more than needed for basic office use.

The X1 Pro is a strong fit when expansion matters. Buyers specifically seeking 128GB can upgrade the installed memory, while the graphics, display support, and networking give this mini PC useful headroom for demanding workloads.

Best True 128GB Workstation – BOSGAME M5 AI Mini PC

The BOSGAME M5 is a direct match for shoppers seeking mini pcs with 128gb ram. It combines 128GB of fast LPDDR5X-8000 memory with the Ryzen AI Max+ 395, a 2TB SSD, and Radeon 8060S integrated graphics for local AI workloads, video editing, compiling, and gaming.

Best For: Power users, creators, researchers, and professionals who need maximum memory in a compact desktop.

Pros:

• Installed 128GB LPDDR5X-8000 memory supports large multitasking and local AI workloads.
• Ryzen AI Max+ 395 provides 16 cores, 32 threads, and up to 126 TOPS of AI compute.
• Radeon 8060S graphics can handle demanding creation tasks and 1440p gaming.
• Includes a 2TB SSD, a second M.2 slot, dual USB4, and quad 8K display output.

Cons:

• The 128GB memory is onboard and listed as the maximum capacity.
• Its performance-oriented specifications may be excessive for everyday productivity.

Among these options, the M5 is the clearest out-of-the-box choice for 128GB buyers. Its large, high-speed memory pool is especially useful when the integrated GPU, local AI models, large media files, and multiple applications must share system resources.

Best Upgrade Path – Beelink SER9 MAX

The Beelink SER9 MAX is not a 128GB configuration out of the box, but it is worth considering alongside mini pcs with 128gb ram because its two memory slots support up to 256GB using two 128GB modules. It arrives with 64GB DDR5, a 1TB SSD, and a Ryzen 7 H 255 processor.

Best For: Buyers who prefer accessible memory upgrades, quiet operation, and strong storage expansion over included 128GB RAM.

Pros:

• Two memory slots support upgrades up to 256GB.
• Ryzen 7 H 255 provides 8 cores, 16 threads, and up to 4.9GHz.
• Dual PCIe 4.0 M.2 slots support up to 8TB of internal storage.
• Includes Radeon 780M graphics, 10GbE, USB4, and support for three displays.

Cons:

• It ships with 64GB rather than 128GB of RAM.
• Reaching 128GB requires purchasing and installing compatible memory modules.
• Its Wi-Fi 6 and Bluetooth 5.2 are less current than the wireless standards on the other listed models.

The SER9 MAX makes sense for buyers planning an upgrade rather than needing 128GB immediately. Its dual-slot design, dual M.2 storage, quiet cooling, and 10GbE networking provide a practical foundation for a high-memory workstation.

AI Powerhouse – GMKtec EVO-X3 Ryzen AI Max+ 395

For shoppers comparing mini pcs with 128gb ram, the GMKtec EVO-X3 stands out as a compact workstation built around the Ryzen AI Max+ 395. Its 128GB of fast LPDDR5X memory, 2TB PCIe 4.0 SSD, Radeon 8060S integrated graphics, and OCuLink expansion make it suitable for local AI, creative work, and demanding multitasking.

Best For: Local AI users, developers, content creators, and gamers who want external GPU expansion.

Pros:

• Ryzen AI Max+ 395 delivers 16 cores, 32 threads, and up to 126 TOPS total AI performance.
• 128GB LPDDR5X-8000 unified memory supports large models and memory-heavy applications.
• Radeon 8060S graphics and OCuLink provide strong integrated performance with upgrade flexibility.
• Includes a 2TB PCIe 4.0 SSD, Wi-Fi 7, Bluetooth 5.4, and 2.5GbE.

Cons:

• Memory is onboard LPDDR5X, so it is not presented as user-upgradeable.
• External GPU expansion requires a compatible OCuLink dock and graphics card.

The EVO-X3 is a particularly capable choice when 128GB is needed for local LLMs, 8K video work, or development workloads. Its compact design does not eliminate expansion options, although the OCuLink setup adds separate hardware costs.

Creator Workstation – BOSGAME M5 Ryzen AI Max+ 395

The BOSGAME M5 is a strong option among mini pcs with 128gb ram, pairing 128GB LPDDR5X-8000 unified memory with a 2TB NVMe SSD and Radeon 8060S graphics. It is designed for local AI, virtualization, video editing, 3D work, and professional multitasking in a compact Windows 11 Pro system.

Best For: Creators, business users, AI developers, and professionals running large projects or multiple virtual machines.

Pros:

• 128GB unified memory gives the CPU and graphics access to a shared, high-capacity pool.
• Ryzen AI Max+ 395 offers 16 cores, 32 threads, and up to 126 TOPS total AI performance.
• Radeon 8060S graphics support video editing, rendering, CAD, AI image workflows, and gaming.
• Dual M.2 slots, SD 4.0, Wi-Fi 7, 2.5GbE, and support for up to four displays add flexibility.

Cons:

• The 128GB LPDDR5X memory is integrated rather than a standard replaceable memory module.
• Its 240-watt power specification may be more than a basic office mini PC requires.

With Windows 11 Pro, extensive display support, and a second M.2 slot, the M5 is well suited to users who need a workstation rather than a simple everyday desktop. It offers a well-rounded balance of memory capacity, graphics capability, and storage expansion.

Networked Workstation – MINISFORUM MS-S1 Max Mini Workstation

The MINISFORUM MS-S1 Max is a workstation-focused mini PC with powerful connectivity and graphics, but it does not meet the 128GB capacity specified by the keyword: this configuration includes 64GB of LPDDR5 memory. Its Ryzen AI Max+ 395, Radeon 8060S graphics, 2TB SSD, dual 10G LAN, and PCIe expansion make it compelling for professional networking and multi-display setups.

Best For: Network-intensive work, multi-display offices, CAD, digital signage, and users who can work with 64GB of memory.

Pros:

• Ryzen AI Max+ 395 provides 16 cores, 32 threads, and up to 126 TOPS total AI performance.
• Five video outputs support multiple displays, including HDMI and four USB4 connections.
• Dual 10G LAN ports, Wi-Fi 7, and Bluetooth 5.4 suit demanding network environments.
• Includes a 2TB PCIe 4.0 SSD, a second SSD slot, RAID 0/1 support, and an internal PCIe x16 slot operating at PCIe 4.0 x4.

Cons:

• This listed configuration has 64GB, not 128GB, of LPDDR5 memory.
• It lacks the 128GB capacity some large local AI models and professional workloads require.

The MS-S1 Max is better viewed as a high-connectivity mini workstation than a direct 128GB choice. Its dual 10G networking, five-display capability, storage flexibility, and internal PCIe slot are valuable, but shoppers specifically needing 128GB should verify another configuration or choose a different model.

How We Picked the Best Mini PCs with 128gb RAM

We selected systems based on their stated processor, memory configuration, storage, graphics capability, connectivity, and suitability for demanding workloads. The list prioritizes models with 128GB of RAM while also including closely related configurations that help illustrate the performance and value range available in this category.

Processor generation matters because these machines use very different platforms. AMD Ryzen AI Max+ models generally emphasize integrated graphics and memory bandwidth, while Intel Core Ultra and Ryzen AI 9 systems may appeal to buyers who prioritize specific application compatibility, connectivity, or a smaller memory footprint.

Quick Comparison

Best For	What to Look For	Recommended Configuration
AI development and local models	High memory capacity, strong integrated graphics, fast storage	Ryzen AI Max+ 395 with 128GB RAM
Creative production	High-core-count CPU, fast SSD, multiple display outputs	128GB RAM and 2TB NVMe storage
Gaming	Integrated GPU performance, memory bandwidth, cooling	Ryzen AI Max+ or Radeon 890M system
Office and development	Reliable ports, compact design, upgradeable storage	Core Ultra or Ryzen-based system with USB4

Key Buying Factors for Mini PCs with 128gb RAM

Processor and Integrated Graphics

For demanding work, compare more than core counts. Sustained performance, integrated GPU architecture, and memory bandwidth affect AI inference, code compilation, 3D work, and video exports. Ryzen AI Max+ 395 systems are particularly interesting when you need workstation-class performance without a discrete graphics card.

Memory Type and Capacity

Confirm whether the RAM is soldered LPDDR5X or user-replaceable DDR5. Soldered memory can deliver excellent bandwidth but normally cannot be upgraded. A 128GB configuration is useful for virtual machines, large datasets, creative applications, and heavy browser or development workloads, but it may be unnecessary for basic productivity.

Storage and Expansion

A 2TB NVMe SSD is a practical starting point for large projects, games, and local AI files. Check whether the mini PC has a second M.2 slot, supports PCIe 4.0, or includes room for additional storage. If the RAM is fixed, storage expansion becomes even more important for long-term flexibility.

Ports, Displays, and Networking

Count the ports needed for your setup before buying. USB4 can support fast peripherals and compatible displays, while HDMI and DisplayPort outputs help with multi-monitor work. Also check Ethernet speed, Wi-Fi generation, and the number of simultaneous displays if you plan to use the system as a workstation.

Cooling and Sustained Performance

Compact systems can perform very differently after several minutes of sustained load. Look for clear cooling specifications, a sensible power supply, and reviews that test long workloads rather than short benchmarks. A quiet, stable system is often more useful than one with a higher peak score.

Who Should Buy Which Mini PCs with 128gb RAM?

Choose a Ryzen AI Max+ 395 model if you want the strongest combination of CPU throughput, integrated graphics, and large memory capacity in a compact enclosure. These systems are well suited to local AI experimentation, editing, software development, and demanding multitasking.

Choose an Intel Core Ultra or Ryzen AI 9 model if your priorities are broad application compatibility, efficient everyday performance, or a particular selection of display and USB ports. They can be a better fit when you do not need 128GB of RAM.

For gaming, prioritize integrated graphics performance, cooling, and memory bandwidth rather than RAM capacity alone. For office work, remote desktops, and light development, a lower-cost configuration may offer better value. Finally, buyers who expect to keep the PC for several years should favor models with expandable storage, strong connectivity, and a cooling system designed for sustained loads.