Cooler Master QUBE 540 ATX Mid-Tower PC Case
Status: Cooler Master QUBE 540 ATX Mid-Tower PC Case: Unavailable on Amazon as of . SpecPicks has no in-stock listing with matching specs on file; the search below lists current offers. eBay sellers may still list this model new or used.
Bottom line: The Cooler Master QUBE 540 ATX Mid-Tower PC Case is a specs-and-price decision rather than a crowd-consensus one in the pc cases category. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.
As an Amazon Associate, SpecPicks earns from qualifying purchases. Full disclosure →
Currently unavailable on Amazon. Not the same product — 3 in-stock alternatives:
Similar: Cooler Master QUBE 540 ATX Mid-Tower PC Case — $58.98 on Amazon as of 2026-10-07 04:20 UTC (price may vary).
Similar: Lian Li Vector V100 ATX Mid-Tower PC… — $59.99 on Amazon as of 2026-10-06 12:20 UTC (price may vary).
Similar: Zalman i3 Neo ATX Mid-Tower RGB Gaming PC… — $69.99 on Amazon as of 2026-10-06 16:17 UTC (price may vary).
Before you buy
- Confirm socket / form-factor / power-rating compatibility against your build before ordering
- Price, stock, shipping and returns are set by the retailer and may have changed since this page was last updated
Manufacturer description
The Qube 540 redefines DIY PC building with its beginner-friendly flat-pack design and fully customizable interior. This compact ATX case removes the limits of traditional layouts, giving you the freedom to create your ideal internal setup. It also supports 3D-printed external accessories, allowing you to personalize both the look and functionality of your build.
SpecPicks Verdict
SpecPicks scored Cooler Master QUBE 540 ATX Mid-Tower PC Case using a rating × review-volume × price-fit model applied to published specs and reviews across the pc cases category. Compare with similarly-priced alternatives in the pc cases category before committing. 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 pc cases 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
- Flexible Orientation Design – Engineered to work seamlessly in both horizontal and vertical positions, with a reversible I/O panel and movable handles that let you customize layout, improve accessibility, and reposition the case effortlessly.
- GPU Compatibility – Offers up to 415 mm GPU clearance w/o the front fan for full-size graphic cards, including RTX 5090 and RX 9070 XT.
- Motherboard Compatibility – Supports ITX, ATX, and large E-ATX motherboards (up to 11" wide), all within a compact ATX form factor for maximum build flexibility.
- Mesh-Optimized Airflow– Full front mesh panel maximizes ventilation for superior cooling under load, paired with a pre-installed SickleFlow 120mm fan for improved airflow.
- USB Type-C & Full I/O Connectivity – The I/O panel includes 2× USB 3.2 Gen1 ports and a USB 3.2 Gen2 Type-C port, giving you fast and convenient front-access connectivity.
Full Specifications
| Brand | Cooler Master |
|---|---|
| Color | Beige |
| Material | Stainless Steel, Tempered Glass |
| Case Type | Mid Tower |
| Model Name | QUBE 540 |
| Connectivity | USB |
| Model Number | Q540-MGNN-S00 |
| Compatibility | PC |
| Cooling Method | Air, Water |
| Mfr Part Number | Q540-MGNN-S00 |
| Antenna Location | Business, Gaming |
| Enclosure Material | Stainless Steel, Tempered Glass |
| Total USB 3.0 Ports | 2 |
| Warranty Description | 2 Year |
| Supported Motherboard | ATX, Micro-ATX, Mini-ITX |
| Item Dimensions D x W x H | 17.26"D x 8.86"W x 19.37"H |
| Motherboard Compatability | ATX, Micro-ATX, Mini-ITX |
| Power Supply Mounting Type | Multi-Position Mount |
| Recommended Uses For Product | Business, Gaming |
| Other Special Features of the Product | Dual Orientation, Fully Modular, Reversible I/O Panel, Tempered Glass, USB-C |
| Full listing title | Cooler Master QUBE 540 ATX Mid-Tower PC Case, High Airflow, Tempered Glass | 415mm Graphics Cards Support, 360mm AIO Support, ATX Motherboards, Highly Customizable Movable, I/O Panel, PSU Multi-Mount |
Ready to buy?
Amazon shows no buyable offer for Cooler Master QUBE 540 ATX Mid-Tower PC Case at the last check. A similar in-stock product is Cooler Master QUBE 540 ATX Mid-Tower PC Case. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
Related PC Cases
More guides & deep dives from the SpecPicks archive
Browse all articles & guides →- Best 1440p Gaming GPUs in 2026
- The Complete Voodoo5 5500 AGP Driver Guide (2026 Edition)
- Best Retro Handhelds in 2026 — From $35 to $500
- Emulation Hardware in 2026: FPGA, Software, and Cart-Reader Ecosystems
- How to Build a Windows 98 Retro PC in 2026
- Best Budget Gaming PC Build 2026 — ~$1,000 ($800 on Sale)
- RTX 4070 Super vs RX 7800 XT — Which to Buy in 2026
More reviews from the SpecPicks archive
Browse all reviews →- Best Sim Racing Wheel Setup 2026: G920 vs HORI vs TH8A
- RTX 3060 Drop-In vs AM4 Rebuild for an i7-9700K in 2026
- Best Gaming Headset for PC and Console in 2026
- CompactFlash as an IDE Drive: Silent, Period-Correct Storage for Win98 Rigs
- Best Game Controller for PC in 2026: 5 Picks From DualSense to Arcade Stick
- Did the Steam Deck Get a New Box Design? What Changed
- Steam Deck Randomly Awakens? Causes & Fixes (2026)
- Best Work-From-Home Kit for Gamers in 2026
- Add Wireless Controllers and More Games to Your SNES Classic & Genesis Mini in 2026
- Grok Imagine 1.5 Brings 720p Image-to-Video — Can You Run It Locally?
- PS3 Emulation Reaches Radeon HD 2000-4000: What It Unlocks
- GPT-5.6 Deleted User Files With Full Disk Access, OpenAI Says It Shouldn't Have
- NVMe vs SATA SSD for Local LLMs: Does Disk Speed Matter?
- Raspberry Pi Projects for Home Automation in 2025
- OpenAI's Codex Price War: When Local Coding on an RTX 3060 Wins
- Best SSD for PS4 Pro Upgrade in 2026: SATA Picks That Actually Cut Load Times
- Best AM4 CPU for Streaming While Gaming: 5600G vs 5700X vs 5800X
- Arc A770 vs B580 for Local LLM Inference: 2025 Comparison
- Started a Homelab Last Month — Is the Ryzen 5 5600G Build Right?
- Building a Period-Correct 2001 Win98 Rig With Parts You Can Still Buy
- Intel i7-9700K vs Ryzen 7 5700X for 1080p Gaming (2026)
- Best CPU Cooler for the Ryzen 7 5800X: Air vs 240mm AIO
- RTX 5090 vs RTX A6000 for Local LLMs: Speed (5090) or Capacity (A6000)?
- Beyond LLMs: How Agent Logic Scales Enterprise AI
Earliest SpecPicks reviews
Browse full archive →- Best GPU for Llama 3.1 8B (2026)
- Best GPU for Qwen 3 14B (2026)
- Best GPU for Qwen 3 32B (2026)
- Best GPU for Llama 3.1 70B (2026)
- Best GPU for DeepSeek-R1 32B (2026)
- Best GPU for Llama 3.1 405B (2026)
- How to run Llama 3.1 8B on NVIDIA GeForce RTX 5090
- How to run Qwen 3 14B on NVIDIA GeForce RTX 5090
- How to run Qwen 3 32B on NVIDIA GeForce RTX 5090
- How to run Llama 3.1 70B on NVIDIA GeForce RTX 5090
- How to run DeepSeek-R1 32B on NVIDIA GeForce RTX 5090
- How to run Llama 3.1 8B on NVIDIA GeForce RTX 4090