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Learn About Computer Cases

What Is a Computer Case and How Do I Choose One?

A computer case (or chassis) houses and protects your PC’s internal components such as the motherboard , CPU , GPU , storage , and power supply . Modern cases use steel or aluminum construction with tempered-glass panels, enhanced airflow routing, and support for large GPUs and advanced cooling systems. Before choosing a case, always check GPU clearance, CPU cooler height, radiator support, and compatibility with ATX 3.1 / 12V-2x6 power supplies.

Case sizes come in three major formats:

Full Tower – Maximum space for E-ATX boards, large radiators, and flagship GPUs like the RTX 5090.
Mid Tower – The most common choice for gaming and workstation builds using ATX or microATX motherboards.
Mini Tower / SFF – Space-saving designs supporting microATX or mini-ITX boards, ideal for desks and compact builds.

Want to dig deeper into case sizes, form factors, and build-compatibility recommendations? Check out the full guide on Newegg Insider – Computer Case Size Buying Guide for a technical overview and detailed advice on choosing the right chassis for your build.

In 2025, as GPUs and cooling systems continue to increase in size, selecting the right case ensures proper airflow, thermal efficiency, and upgrade flexibility.

PC Gaming Cases Offer Optimal Cooling and Expansion

For high-performance gaming builds, a gaming case offers superior airflow, expansion, and component clearance. Many modern gaming cases provide:

Support for up to 8 storage drives
Room for oversized triple-slot GPUs (350mm+)
Mounting options for 360mm–420mm liquid-cooling radiators
Optimized airflow paths with multiple intake/exhaust fans
ARGB lighting and tempered-glass side panels for aesthetics

Smaller microATX and mini-ITX cases remain popular for portable setups, offering vertical GPU mounts, removable drive cages, and edge-to-edge glass panels for clean, modern layouts.

This video showcases the MONTECH KING 95 PRO Dual-Chamber ATX Mid-Tower Gaming Case , built for clean layouts, strong airflow, and stunning RGB presentation:

HTPC Cases for a Clean Home Theater Setup

An HTPC media center case is ideal for living-room entertainment PCs or compact desks. These cases typically include:

Front-facing audio jacks and media controls
Multiple drive bays for media libraries
Low-profile cooling for quiet operation
Compact designs that blend into home AV setups

Server Chassis and Industrial Cases

Businesses and data centers rely on robust server chassis designed for reliability and scalability. Options vary depending on deployment needs:

Tower Servers – Support large coolers, dual CPUs, and multiple storage drives.
Rackmount Chassis (1U–4U) – Stackable designs that maximize vertical space.
Industrial Chassis – Reinforced frames with dust resistance and extended airflow.

Rackmount systems enable easier cable management and modular expansion for enterprise environments.

Benefits of an ATX Case for Your Build

ATX cases remain the most versatile option for gaming, workstation, and content creation systems. They offer:

Superior airflow with multi-fan support
Room for large GPUs, PCIe cards, and high-capacity storage
Compatibility with ATX 3.1 power supplies and new GPU connectors
Improved cable routing and tool-less drive installation

Whether building a 4K gaming PC or an AI-focused workstation, ATX cases offer long-term upgrade flexibility.

Shop Computer Cases at Newegg

Newegg offers a wide selection of computer cases — from compact SFF designs to large E-ATX full towers. Browse enclosures with tempered glass, mesh airflow fronts, RGB lighting, and liquid-cooling support to find the perfect chassis for your next build.

Last Updated: January 2026| Newegg SEO Team: Newegg Computer Cases Buying Guide

Computer Case / PC Chassis FAQs:

Does this case support 360mm radiators and full-size ATX motherboards?

Many modern mid-tower and full-tower cases support full-size ATX motherboards and 360mm AIO radiators. Check radiator mounting locations (top, front, or side) and ensure there's enough clearance above RAM and VRM heatsinks.

Are the pre-installed RGB fans compatible with software control?

RGB compatibility depends on the connector. Fans using 3-pin 5V ARGB or 4-pin RGB headers generally work with ASUS Aura Sync, MSI Mystic Light, and other motherboard utilities.

Does this case support vertical GPU mounting out of the box?

Some cases include vertical PCIe slots, but others require a separate riser cable. Ensure your GPU has proper airflow when mounted vertically.

How many 140mm fans can this chassis support?

Many mid-tower cases support up to two or three 140mm fans in the front, and one or two on top. Check the case’s fan compatibility chart for exact mount options.

Is the front panel optimized for high-airflow design?

A high-airflow case typically features a mesh front with wide ventilation channels. Solid or glass front panels may look cleaner but tend to restrict airflow.

How does Montech case build quality compare with NZXT?

Montech focuses on airflow and value, while NZXT emphasizes clean aesthetics and build quality. Always compare specific model reviews rather than relying solely on brand reputation.

Which offers better airflow: glass or mesh-front cases?

Mesh-front cases generally offer far superior airflow than glass-front models, especially for high-wattage components.

Which case offers better cable management options?

A case with deep cable-routing space, rubber grommets, and Velcro straps usually offers better cable management.

Does this solid-front model cool as well as a mesh-front alternative?

Solid fronts typically restrict airflow, making mesh-front cases a better choice for systems with powerful GPUs and CPUs.

How does the sound insulation compare to similar cases?

Silent cases use thicker steel and sound-damping materials, while mesh cases prioritize airflow and may be noisier.

What’s a good tempered glass mid-tower case under $100?

Look for cases with mesh fronts, multiple pre-installed fans, and sufficient GPU clearance. User reviews help validate build quality.

Does this case include USB-C on the front panel?

Many modern cases include USB-C, but confirm your motherboard has the required front-panel USB-C header.

Is this case large enough for future GPU upgrades?

Ensure the chassis supports at least 330–360mm GPU clearance to accommodate future high-end graphics cards.

Should I choose tempered glass or steel panels for durability?

Glass panels look premium but can crack under pressure. Steel panels are more durable and better at blocking noise.

Is this case suitable for AIO liquid cooling?

Most mid-towers support 240mm or 360mm radiators, but verify exact radiator clearance before purchasing.

How should I place intake and exhaust fans for optimal airflow?

Typical setup: front/bottom intake, rear/top exhaust. Slight positive air pressure reduces dust buildup.

What’s the recommended airflow setup for this chassis?

Start with at least two front intake fans and one rear exhaust, expanding as needed based on temperature.

How do I safely handle tempered glass panels?

Support glass with both hands, avoid impacts, and tighten screws lightly to prevent cracking.

How do I wire and enable the front-panel USB-C port?

Connect the case’s USB-C cable to your motherboard’s USB-C header. If absent, the port will not function.

How do I reduce dust buildup inside the case?

Use dust filters, maintain positive pressure, and clean intake channels regularly.

Have users reported side-panel alignment or fitment issues?

Review user feedback for repeated mentions of difficult-to-close or uneven panels.

Do customers report broken clips or hinges on the side panel?

Some entry-level cases may have weaker hinges or clips—check reviews for recurring issues.

Is dust buildup a common problem with this case?

Cases without filters tend to accumulate more dust. Regular cleaning is recommended.

Is the case known for vibration or rattling noises?

Thin panels or loose screws can cause vibration. Rubber grommets help minimize noise.

Are there any common quality-control issues I should know before buying?

QC issues may include misaligned panels, missing screws, or paint inconsistencies. Check reviews before buying.

Bestselling Computer Cases Reviews:

Anonymous

1/28/2026 6:16:47 PM

Amazing!

“ I really feel like this case, and most computer cases, are specific to the person. ”

Fractal Design Pop Air RGB Black Cyan Core TG ATX High-Airflow Clear Tempered Glass Window Mid Tower Computer Case

Stephen C.

1/27/2026 11:32:04 AM

Basically the perfect case for me!

“ Really it's exactly what I was looking for and the perfect case for what I need. ”

Phanteks Enthoo Pro TG PH-ES614PTG_BK Integrated RGB Lighting Control Tempered Glass Side Panel ATX Full Tower Computer Case - Black

Warren H.

1/20/2026 11:50:20 AM

Love this visible tower case

“ I like the rgb fans and module. I don't think I will miss the reset button or HDD lights (although I use the HDD lights on my other computer to ensure communications are happening.) ”

DIYPC ARGB-N3-BK Black USB3.0/ Type C Tempered Glass E-ATX /ATX Dual Chamber Gaming Computer Case w/ 3 x Tempered Glass Panel and 4 x ARGB PWM Fans (Pre-Installed). Support BTF Back Plug MB

Poppaj

1/20/2026 8:49:44 AM

Great case for the price

“ I would buy this case again because it's built solid and has 2 slots for CD players. ”

Fractal Design Focus G Black ATX Mid Tower Computer Case

Bert

1/16/2026 12:26:26 PM

Good Looking Case, but Some Issues

“ I really like the glass case. The combination of the glass and black steel makes for a striking computer. ”

DIYPC Vanguard-F1-BK -Black Dual USB3.0 and Type C Tempered Glass ATX Full Tower Gaming Computer Case w/ 4 x ARGB PWM Fans (3 x MB Side, 1 x Rear) Pre-Installed.

Marcus K.

1/4/2026 4:57:33 AM

Fantastic case!

“ Thank you for a great product! ”

MONTECH, KING 95 PRO Dual-Chamber ATX Mid-Tower PC Gaming Case, High-Airflow, Toolless Panels, Sturdy Curved Tempered Glass Front, Six ARGB PWM Fan Pre-installed with Fan Hub, Black

Steven C.

1/3/2026 6:17:02 PM

Very nice computer case

“ I would recomend this case for anyone looking to build in a mid tower case. ”

Fractal Design North ATX mATX Mid Tower PC Case - North Charcoal Black with Walnut Front and Dark Tinted TG Side Panel

Mark D.

12/23/2025 3:16:24 PM

Great Case

“ This case is so easy to build. So much room Love the 3 panel glass removal for cleaning. ”

DIYPC Vanguard-F1-BK -Black Dual USB3.0 and Type C Tempered Glass ATX Full Tower Gaming Computer Case w/ 4 x ARGB PWM Fans (3 x MB Side, 1 x Rear) Pre-Installed.