Masters of Miniature delivers minuscule upgradable Ryzen AI laptop — Mouse has a 12.2-inch screen, weighs 981g, but ain't on sale outside Japan

Mouse Computer has fitted Ryzen AI processors into a laptop weighing just 981g The X2 uses a 12.2-inch display with 1920 by 1200 resolution A free SODIMM slot allows memory expansion from 16 GB to 32 GB Japanese electronics maker Mouse Computer has introduced a compact laptop called the X2, a compac

<![CDATA[ <article> <ul><li><strong>Mouse Computer has fitted Ryzen AI processors into a laptop weighing just 981g</strong></li><li><strong>The X2 uses a 12.2-inch display with 1920 by 1200 resolution</strong></li><li><strong>A free SODIMM slot allows memory expansion from 16 GB to 32 GB</strong></li></ul><p>Japanese electronics maker Mouse Computer has introduced a compact laptop called the X2, a compact notebook weighing 981g.</p><p>The device pairs a 12.2-inch display with AMD <a href="https://www.techradar.com/news/best-processors">processors</a>, offering configurations that scale from modest to genuinely capable performance.</p><p>The <a href="https://www.techradar.com/news/mobile-computing/laptops/best-laptops-1304361">laptop</a> frame measures 277.1 mm wide, 210.2 mm deep, and 19 mm tall, retaining a single unoccupied SODIMM slot for later RAM upgrades.</p><h2 id="specifications-built-around-three-amd-chip-options">Specifications built around three AMD chip options</h2><p>Buyers can choose between three distinct AMD APUs, each aimed at a different performance and price bracket for portable computing.</p><p>The base option, a Ryzen 5 216, combines two full Zen 4 cores with four smaller Zen 4c cores in a six-core layout, which should perform similarly to AMD's existing Ryzen 5 8540U based on available benchmark comparisons circulating online.</p><p>A step up brings the Ryzen AI 5 340, part of AMD's Krackan Point lineup, also arranged in a six-core configuration.</p><p>Multicore results suggest this chip lands close to Intel's Core Ultra 7 165H and edges past the Core Ultra 5 325.</p><p>The top configuration, a Ryzen AI 7 350, uses eight cores split evenly between four Zen 5 and four Zen 5c units, which approaches Intel's Core Ultra 9 185H in combined multi-threaded and synthetic benchmark scores, according to early comparisons.</p><p>The portable display panel runs at 1920 by 1200 resolution and reportedly covers 100% of the sRGB color gamut.</p><p>A 180-degree hinge, 60 Wh battery, and 500 GB NVMe <a href="https://www.techradar.com/news/best-solid-state-drives-ssds">SSD</a> round out the internal hardware package.</p><p>Connectivity includes gigabit LAN, Wi-Fi 7, Bluetooth 5, USB Type-A ports, HDMI output, and a microSD card slot for storage expansion.</p><p>A 2 MP webcam with a privacy shutter supports Windows Hello, while Windows 11 Home ships preinstalled on every unit.</p><p>Battery life reaches roughly 12.5 hours during video playback and about 25 hours in idle mode, measured under JEITA 3.0 standards.</p><h2 id="pricing-stays-confined-to-the-japanese-market-for-now">Pricing stays confined to the Japanese market for now</h2><p>The Ryzen AI 5 variant, equipped with 16 GB of RAM and 500 GB of storage, costs ¥239,800, or roughly $1,545.</p><p>The higher Ryzen AI 7 configuration carries the same memory and storage allotment but costs ¥259,000, or about $1,670.</p><p>Sales of this device will begin sequentially from October, though the rollout remains confined to the Japanese market via the company’s online store for now.</p><p>The laptop is currently available in three colour options — Cosmo Blue, Frost Gold, and Pearl White.</p><p>Both versions ship with single-channel memory by default, though the empty SODIMM slot allows an upgrade path from 16GB to 32 GB.</p><p>A compatible 16 GB DDR5-5600 module currently retails for around $229 through Amazon's storefront.</p><p>Interested customers elsewhere would need to rely on import services to acquire a unit, adding cost and complexity to the process.</p><p>Via <a href="https://www.mouse-jp.co.jp/store/r/ra3013075/" target="_blank" rel="nofollow">Mouse</a> | <a href="https://www.gdm.or.jp/pressrelease/2026/0915/652477" target="_blank" rel="nofollow">GDM</a> (originally in Japanese)</p><figure class="van-image-figure inline-layout" data-bordeaux-image-check ><div class='image-full-width-wrapper'><div class='image-widthsetter' style="max-width:676px;"><p class="vanilla-image-block" style="padding-top:31.51%;"><img id="diM9tpwF2Lz85R8q85CT78" name="tr-g_news" alt="Google logo on a black background next to text reading 'Click to follow TechRadar'" src="https://cdn.mos.cms.futurecdn.net/diM9tpwF2Lz85R8q85CT78-1920-80.jpg" mos="" align="middle" fullscreen="" width="676" height="213" attribution="" endorsement="" class="inline"></p></div></div></figure> </article> ]]>