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S300 - Gaming Case - Front I/O USB 3.0 Type - C Port - SFX Power Supply 100-130mm -Cable Management System - luminum Mini-ITX Motherboard Small Portable for PC (PCIe 3.0 16X Riser Cable)
KXRORS

S300 - Gaming Case - Front I/O USB 3.0 Type - C Port - SFX Power Supply 100-130mm -Cable Management System - luminum Mini-ITX Motherboard Small Portable for PC (PCIe 3.0 16X Riser Cable)

Bottom line: The S300 - Gaming Case - Front I/O USB 3.0 Type - C Port - SFX Power ($89.25 on Amazon as of 2026-10-07): Compact 8.1L build, 12.2 x 5.3 x 7.6 in, with a leather top carry handle; main trade-off: CPU cooler height capped at 60mm, so low-profile coolers only.

$89.25

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Buy on Amazon — $89.25 Compare to similar motherboards

By , Founder & Editor-in-Chief · Listing data updated

Mike Perry — Hardware researcher since 2014, focused on GPU performance across gaming, rendering, and local-LLM inference. Synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides.

*Price sourced from Amazon.com. Last updated 2026-10-07. Price and availability subject to change.

Pros & Cons

Pros

  • ✓ Compact 8.1L build, 12.2 x 5.3 x 7.6 in, with a leather top carry handle
  • ✓ Front I/O USB 3.0 Type-C port for modern peripherals
  • ✓ Three-sided mesh panels improve hot/cold air exchange
  • ✓ Fits graphics cards up to 305mm long, 130mm wide, 2.5 slots
  • ✓ Ships with a premium PCIe 3.0 16X riser cable included

Cons

  • ✗ CPU cooler height capped at 60mm, so low-profile coolers only
  • ✗ Needs an SFX/SFX-L PSU (100-130mm), not a standard ATX unit
  • ✗ Only accepts 170x170mm Mini-ITX motherboards
  • ✗ Riser is PCIe 3.0, must set BIOS to Gen3 or the PC won't post

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SpecPicks Verdict

SpecPicks scored S300 - Gaming Case - Front I/O USB 3.0 Type - C Port - SFX Power… using a rating × review-volume × price-fit model applied to published specs and reviews across the motherboards category. KXRORS's motherboards lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for motherboards of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

  • Note: Please in advance set the PCIE speed of the motherboard BIOS to GEN3 for using with 3.0 graphics card extension line, or the computer will not work.
  • Size: 12.2 x 5.3 x 7.6 in, 8.1L Portable Handheld Minni Itx Case.
  • New features: Front I/O USB3.0 Type-C Port and using pure aluminum wire drawing material, small leather handle on the top.
  • MESH Panels: Three-sided MESH panels, Effectively improve the performance of hot and cold air exchange.
  • Support SFX power supply: Support 100-130mm SFX/SFX-L power supply,the height limit of CPU fan is 60mm.
  • ITX motherboard: 170*170mm specification standard ITX motherboard.

Full Specifications

NotePlease in advance set the PCIE speed of the motherboard BIOS to GEN3 for using with 3.0 graphics card extension line, or the computer will not work.
Size12.2 x 5.3 x 7.6 in, 8.1L Portable Handheld Minni Itx Case.
BrandKXRORS
ColorS300 White
Fan Size6 centimeters
MaterialAluminum
Case TypeMini-Tower
Dimensions12.2 x 5.3 x 7.6 in
Model NameS300
Light ColorBlue,Purple
MESH PanelsThree-sided MESH panels, Effectively improve the performance of hot and cold air exchange.
ConnectivityUSB
New featuresFront I/O USB3.0 Type-C Port and using pure aluminum wire drawing material, small leather handle on the top.
CompatibilityPC
Cooling MethodAir
ITX motherboard170*170mm specification standard ITX motherboard.
Total Usb Ports2
Antenna LocationGaming
Compatible Devices[INF] Mini ITX motherboards, Gaming devices
Enclosure MaterialAluminum

Ready to buy?

S300 - Gaming Case - Front I/O USB 3.0 Type - C Port - SFX Power Supply 100-130mm -Cable Management System - luminum Mini-ITX Motherboard Small Portable for PC (PCIe 3.0 16X Riser Cable) is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

Buy on Amazon — $89.25

*Price sourced from Amazon.com. Last updated 2026-10-07. Price and availability subject to change.

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S300 - Gaming Case - Front I/O USB 3.0 Type - C Port - SFX Power Supply 100-130mm -Cable Management System - luminum Mini-ITX Motherboard Small Portable for PC (PCIe 3.0 16X Riser Cable)
$89.25
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