Skip to main content
NIPOGI Retro X3 Mini PC, AMD Ryzen 7 H255 8C/16T 4.9GHz, 16GB LPDDR5 1TB PCIe4.0 SSD, Radeon 780M Graphics, USB4, 8K Triple Display, 2.5G LAN, WiFi 6E BT5.2, 54W High Power, Windows 11 Pro, Gray
  •  
  • $539.00 –
  • Save: 5%
  • $449.00
  • $699.00
  • Save: $250.00 (35%)
  • Free 30-day Returns
  • Ships from China.
    Price alert
    Shop it at NeweggBusiness.

    Meet Your Seller

    5.6L Compact Gaming Mini PC, 18-Core E5-2696v3 CPU, RX 5500 8G GPU, 32GB DDR3 Dual Channel RAM, 512GB M.2 SSD, Pre-Installed Win11 + SteamOS Dual System, SFF Small Form Factor Desktop for Steam Games

    • 1. Pre-Installed Win11 + SteamOS Dual System (Ready to Play) This mini gaming pc comes with official Windows 11 and SteamOS pre-installed and fully configured
    • 2. Powerful 18-Core Server-Grade Performance Equipped with Intel Xeon E5-2696v3 18-core processor
    • 3. RX 5500 8G Independent Gaming Graphics Built-in AMD RX 5500 8G discrete GPU, professional gaming graphics card with large 8G video memory.
    • 4. 32GB Large RAM + 512GB High-Speed Storage Adopts 32GB DDR3 dual-channel high-speed memory, effectively improves game loading speed and multi-task running capability
    • 5. Ultra-Slim 5.6L Small Form Factor Custom Motherboard Design Powered by self-developed X99 custom motherboard with stable performance and strong compatibility
    +
    +
    Overview
    Specs
    Reviews
    See all Q & A

    Any questions? Ask CelesteSM will help you find out quickly.

    5.6L Compact Gaming Mini PC, 18-Core E5-2696v3 CPU, RX 5500 8G GPU, 32GB DDR3 Dual Channel RAM, 512G
    5.6L Compact Gaming Mini PC, 18-Core E5-2696v3 CPU, RX 5500 8G GPU, 32GB DDR3 Dual Channel RAM, 512G
    5.6L Compact Gaming Mini PC, 18-Core E5-2696v3 CPU, RX 5500 8G GPU, 32GB DDR3 Dual Channel RAM, 512G
    5.6L Compact Gaming Mini PC, 18-Core E5-2696v3 CPU, RX 5500 8G GPU, 32GB DDR3 Dual Channel RAM, 512G
    5.6L Compact Gaming Mini PC, 18-Core E5-2696v3 CPU, RX 5500 8G GPU, 32GB DDR3 Dual Channel RAM, 512G
    5.6L Compact Gaming Mini PC, 18-Core E5-2696v3 CPU, RX 5500 8G GPU, 32GB DDR3 Dual Channel RAM, 512G
    5.6L Compact Gaming Mini PC, 18-Core E5-2696v3 CPU, RX 5500 8G GPU, 32GB DDR3 Dual Channel RAM, 512G


    Product information

    BrandRmatamini
    Operating SystemWindows 11&STEAMOS
    CPU ModelCore e5 2986V3
    CPU Speed2.3 GHz
    Cache Size40 MB
    Memory Storage Capacity512GB
    Specific Uses For ProductGaming
    Personal computer design typeComputer Tower
    Screen Size
    Ram Memory Installed Size32 GB
    Standing screen display size
    Processor2.3 GHz core_e5
    RAM32 GB
    Memory Speed1600MHz
    Graphics Card Ram Size8 GB
    Wireless Type2.4 GHz Radio Frequency
    Number of USB 2.0 Ports4
    Number of USB 3.0 Ports2
    SeriesP99ST
    Item model numberRMATAMINI
    Hardware PlatformPC
    Item Weight8.25 pounds
    Product Dimensions7.87 x 7.87 x 5.51 inches
    Item Dimensions LxWxH7.87 x 7.87 x 5.51 inches
    ColorGrey
    Processor BrandE5
    Number of Processors18
    Computer Memory TypeDDR3 SDRAM
    Hard Drive InterfacePCIE x 4
    Hard Drive Rotational Speed
    Optical Drive TypeCD-R
    Date First AvailableDecember 30, 2025


    Additional Features

    This RMATAMINI mini PC is a professionally modified product that has passed strict quality and stability verification. To optimize user experience, the power supply, graphics card radiator have undergone targeted upgradesall modifications are implemented using high-quality, fully compatible components that meet industry standards. Every unit goes through comprehensive functional testing after modification, ensuring that the upgrades do not affect core performance, operational reliability, or long-term usage safety.

    Warranty & Returns

    Warranty, Returns, And Additional Information

    Warranty

    • Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
    • CONTACT

    Return Policies

    • Return for refund within: 30 days
    • Return for replacement within: non-replaceable
    • This item is covered by RmataMini PC Return Policy

    Manufacturer Contact Info

    LOADING...

    This RMATAMINI P99S is a compact 5.6L gaming mini PC with an Intel Xeon E5-2696v3 processor, AMD RX 5500 8GB graphics, 32GB RAM, and a 512GB M.2 SSD, making it suitable for Steam gaming, multitasking, and users who want desktop performance in a small footprint.

    Recommended For

    • Budget-conscious PC gamers who mainly play older, indie, esports, and Steam-library titles at 1080p rather than targeting demanding new AAA games or high-refresh gaming.
    • Desktop users who want a compact, console-like gaming footprint for a fixed setup and do not need laptop portability or frequent travel.
    • Multitasking users who benefit from many CPU threads for activities such as running several applications, game servers, virtual machines, or background tasks while gaming.
    • Hands-on buyers who are comfortable evaluating refurbished or repurposed server hardware, checking temperatures and drivers, and accepting more configuration uncertainty than with a mainstream branded desktop.

    Real-World Use Scenarios

    • A user wants a compact PC for 1080p gaming at a desk. The RX 5500 is positioned for 1080p play, so esports games and older or less demanding titles should generally run well at medium-to-high settings, while newer demanding games may require reduced settings and should not be treated as 1440p or 4K-focused workloads.
    • A user plans to play competitive games such as older shooters, multiplayer games, or esports titles at 1080p. The system should provide a playable experience at performance-oriented settings, but the older Xeon platform may limit frame rates or frame-time consistency in CPU-heavy games, especially when targeting very high refresh rates.
    • A user wants a living-room gaming setup controlled from a sofa. SteamOS is designed around a controller-friendly interface, Steam library access, and quick suspend or resume, making the mini PC usable as a console-style Steam machine; Windows remains the more practical choice for games or applications that require broader PC compatibility.
    • A user needs one small computer for gaming, browsing, office work, Discord, media playback, and other everyday tasks. The system should handle normal multitasking without needing a full-size desktop, but the older CPU platform and compact chassis make it a better fit for general productivity than for demanding modern video editing, heavy 3D work, or sustained professional workloads.
    • A user has limited desk space or wants a secondary gaming PC that can be moved between a bedroom, office, or TV setup. The 5.6-liter small-form-factor design is suited to compact installations, but buyers should expect less upgrade flexibility and potentially more sensitivity to cooling, power, and component access than with a conventional mid-tower desktop.

    Spec Summary

    AttributeValue
    Best ForCompact desktop use with gaming-oriented workloads and everyday multitasking
    Processor And Core CountE5 processor with 16 cores (6P+8E+2LP), 1600 MHz FSB, and 2696V3 socket
    Memory Configuration16GB installed memory with DDR4 2133 support and dual-channel operation
    Storage And Expansion256GB SSD for the operating system, applications, and game storage
    Wired And Wireless NetworkingWi-Fi 5 wireless networking through 802.11ac plus Bluetooth 5.2 connectivity
    Chassis And ColorGray compact mini-PC chassis
    Model IdentifiersRMATAMINI P99S

    Reference Q&A

    Q: Is this 5.6L RX 5500 mini PC better for gaming than a Ryzen mini PC with Radeon 780M graphics?

    A: Choose this system when you want a dedicated graphics card and desktop-style 1080p gaming from a compact enclosure. Choose a Ryzen 780M mini PC when lower power use, newer CPU architecture, DDR5 memory, quieter operation, and easier portability matter more. The RX 5500 configuration has more dedicated graphics memory, while 780M systems are newer and can deliver solid 1080p results with reduced settings or upscaling. Verify the seller's exact GPU and memory configuration before purchase because the supplied listing fields are inconsistent.

    Q: Should I buy this RX 5500 mini PC or spend more on a small PC with an RX 6600?

    A: Choose the RX 6600 system if gaming performance is the priority, especially for newer AAA games, higher graphics settings, or occasional 1440p play. Choose this RX 5500 system when its smaller 5.6L design and lower purchase cost are more important than maximum frame rates. Reviews position the RX 6600 as a stronger 1080p graphics card, while the RX 5500 class is better suited to budget-focused 1080p gaming. Confirm the power supply, cooling, and physical GPU dimensions in any RX 6600 alternative.

    Q: Is this mini PC a better choice than a Steam Deck OLED for Steam gaming?

    A: Choose this mini PC for monitor-based gaming, Windows applications, keyboard-and-mouse use, broader desktop compatibility, and a dedicated RX 5500 GPU. Choose the Steam Deck OLED for handheld play, built-in controls, battery-powered use, and a self-contained gaming device. The Steam Deck OLED uses a 4-core/8-thread Zen 2 APU with an 8-CU RDNA 2 GPU and a 4–15W power range, so it prioritizes portability rather than desktop-class graphics output.

    Q: Is this worth choosing over a lower-cost 16GB mini PC with integrated graphics?

    A: Choose this advertised configuration when you want a discrete GPU, more system memory for multitasking, and better suitability for 1080p PC gaming. Choose the lower-cost integrated-graphics model for office work, media playback, emulation, and lighter games where lower power consumption and price are more important. The practical gaming difference depends on the integrated GPU; newer Radeon 780M systems can be competitive at reduced settings, while weaker integrated graphics benefit more clearly from the RX 5500's dedicated GPU. Confirm whether the delivered system actually includes 32GB RAM and an 8GB RX 5500, since the supplied PDP specifications also list 16GB and 256GB.

    Q: Should I choose this Xeon-based mini PC over a newer Ryzen mini PC for everyday use and gaming?

    A: Choose this Xeon system when the advertised discrete GPU and compact 5.6L chassis are the main priorities. Choose a newer Ryzen mini PC when you want a more modern platform, better efficiency, newer connectivity, faster memory support, and a longer-term upgrade path. The E5-2696v3 belongs to Intel's discontinued Xeon E5 v3 server generation, so its high core count should not be treated as equivalent to the gaming performance of a modern Ryzen processor. Verify the exact CPU model because the provided title and specification table identify different core and memory details.

    Q: Is this mini PC suitable for both gaming and everyday office work?

    A: Yes. It is designed for gaming and can also handle web browsing, video meetings, document work, streaming, and multitasking. The RX 5500 8GB discrete GPU, 32GB dual-channel RAM, and SSD support gaming-focused use, while the dual Windows 11 and SteamOS setup provides flexibility. However, the older Xeon platform and DDR3 memory make it less suitable for buyers seeking the newest desktop architecture or maximum upgrade potential.

    Q: Is this a good choice if I want a compact gaming PC for Steam games?

    A: It is a reasonable fit for users who prioritize a small desktop footprint and want a dedicated GPU rather than integrated graphics. The system includes an RX 5500 with 8GB of graphics memory and comes with Windows 11 and SteamOS pre-installed. Actual game performance will vary by title, resolution, graphics settings, cooling, and driver configuration; the listing does not provide independent FPS benchmarks.

    Q: Is this mini PC practical for travel or moving between rooms?

    A: It is more portable than a conventional tower, with a 5.6-liter chassis, approximately 8.25-pound listed weight, and compact dimensions. However, it is still a desktop: it requires external power, a monitor or TV, keyboard, mouse, and other peripherals. It is best for moving between fixed setups or transporting to a gaming space, not for laptop-style mobile use.

    Q: Can the RAM, SSD, or graphics card be upgraded later?

    A: The product listing confirms 32GB of DDR3 memory, a 512GB M.2 SSD, and a discrete RX 5500 GPU, but it does not clearly specify the number of available memory slots, extra storage bays, or supported graphics-card upgrades. Buyers should treat upgradeability as unconfirmed and verify the motherboard, power supply, cooling, and physical-clearance details with the seller before purchasing.

    Q: Which memory and storage configuration will I actually receive?

    A: The product title and key features state 32GB of RAM and a 512GB M.2 SSD. However, the supplied specification block separately lists 16GB of memory and a 256GB SSD. Because these details conflict, buyers should confirm the exact shipped configuration with the seller before ordering and retain the listing details for verification.

    Q: Is this mini PC worth buying for budget 1080p gaming?

    A: It can be reasonable for low-cost 1080p gaming if the price is substantially below a modern Ryzen-based system. The Xeon E5-2696 v3 provides strong multithreaded performance, while the RX 5500 8GB is better suited to mainstream and older games than demanding new releases. A modern CPU platform generally offers better gaming performance, efficiency, upgradeability, and reliability.

    Q: Is this PC suitable for modern AAA games?

    A: It is more suitable for older, esports, and moderately demanding games than for consistently running current AAA titles at high settings. The RX 5500 8GB limits graphics performance, and the older Xeon may reduce frame rates or cause inconsistent performance in CPU-intensive games. Expect to adjust resolution, quality settings, and frame-rate targets.

    Q: Is the Xeon-based mini PC good for work, multitasking, or content creation?

    A: It may be suitable for heavily threaded workloads, virtualization, large numbers of browser or emulator instances, and basic productivity. The 18-core Xeon and 32GB RAM favor multitasking, but single-threaded applications can be slower than on newer consumer CPUs. The 512GB SSD may also be limiting for large media or project libraries.

    Q: What are the main trade-offs of buying this compact Xeon mini PC?

    A: The main advantages are compact size, high core count, 32GB of RAM, and an included discrete GPU. The trade-offs are an aging server platform, lower single-core performance than newer CPUs, limited upgradeability, potentially higher power and cooling demands, and uncertainty around the custom X99 motherboard and small-form-factor cooling. The listing should also be checked carefully because the supplied specifications contain conflicting CPU, memory, and storage details.