Looking Beyond the Antec 900 Full-Tower E-ATX Case? 6 Alternatives Worth a Look
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You might be looking for antec 900 full tower e atx PC case alternatives if this model does not fit your specific needs. The Antec 900 supports E-ATX, SSI-EEB, and Back-Connect motherboards in a spacious full-tower chassis. It includes six pre-installed PWM fans and handles radiators up to 420mm. The design also offers nine drive bays and USB Type-C connectivity for high-speed data transfer.
You may prefer a different case if you need a lighter build, a different aesthetic, or specific cooling layouts. The alternatives listed here were chosen because their specifications overlap with the original product. This list includes other full-tower options that support E-ATX boards. Some focus on silence, while others prioritize dual radiator support or premium materials. You can compare the dimensions, weight, and motherboard compatibility to find the right fit for your workstation or gaming rig.
Our top pick: Antec 900 Full-Tower E-ATX Case.
How these cases differ
ASUS TUF Gaming E-ATX Full-Tower Case
The ASUS TUF Gaming GT501 offers a sturdy build for E-ATX builders who need liquid cooling readiness. It includes pre-installed ARGB fans and a transportable handle, which the Antec 900 lacks. You get a slightly lighter chassis at 26.2 pounds compared to the Antec’s 33.1 pounds. This model is a practical choice if you value portability and integrated lighting in your full-tower setup. It supports E-ATX motherboards similarly but focuses on gaming aesthetics and ease of transport. Choose this if you want a robust case with a handle and RGB features without the heavier weight of the Antec.
Fractal Design Define 7 XL Modular Full Tower
The Fractal Design Define 7 XL prioritizes silence and storage over the high airflow of the Antec 900. It is a heavy, solid-build case weighing 41.3 pounds, designed for builders who value quiet operation. You get extensive drive mounts and custom cooling loop support, making it ideal for large E-ATX systems. Unlike the Antec’s focus on dual GPU airflow, this case emphasizes a quiet environment. Pick this alternative if you need a heavy, sound-dampened chassis for silent E-ATX builds with high storage needs rather than maximum air movement.
Anidees AI Crystal XL Full Tower
The Anidees AI Crystal XL PRO LITE is a spacious option for builders needing XL-ATX support and flexible cooling layouts. It weighs 44.1 pounds and features a tempered glass side panel for visibility. You get significant radiator capacity and panel customization options, which the Antec 900 does not emphasize. This case suits those who prioritize raw cooling potential and visual appeal over compact size. Choose this if you want a premium full-tower with extensive radiator support and a glass side panel for showcasing internal components.
Antec Performance 1 Full Tower E-ATX Case
The Antec Performance 1 FT is a spacious full-tower for E-ATX builds that value physical monitoring and visibility. It weighs 27.7 pounds, making it lighter than the Antec 900. You get straightforward hardware specs and raw capacity without software control. This model fits users who prioritize physical monitoring features and large internal space. Pick this if you want a simpler, lighter full-tower with direct visibility and physical controls rather than the advanced airflow and tool-free features of the Antec 900.
ASUS ROG Hyperion E-ATX Full-Tower Case
The ASUS ROG Hyperion GR701 is a heavy, spacious case weighing 55 pounds, built for enthusiasts needing dual 420mm radiator support. It features a premium aluminum build and excellent front-panel connectivity. You get superior airflow and massive cooling headroom, which exceeds the Antec 900’s single radiator focus. This case fits builders who value premium materials and extensive cooling options over portability. Choose this if you need a robust, high-airflow chassis with dual radiator support and a premium metal construction for your E-ATX system.
Lian Li O11D EVO XL Full Tower Case
The Lian Li O11D EVO XL White is ideal for enthusiasts building high-airflow or custom liquid-cooled systems. It offers a spacious chassis with extensive internal flexibility and large radiator capacity. You get a white color option and a design that prioritizes cooling potential over compact size. This case suits builders who want a modern, flexible full-tower for custom loops. Pick this if you need a high-airflow case with a white aesthetic and versatile internal layout for your E-ATX build, rather than the Antec’s specific airflow path design.
Quick picks
Our 7 picks
Antec 900 Full-Tower E-ATX Case
Best for: E-ATX workstations needing high airflow
- Motherboard Support
- E-ATX, SSI-EEB, Threadripper
- Case Type
- Full Tower
- Side Panel
- Tempered Glass
- Included Fans
- 3x 140mm + 2x 120mm + 1x 140mm PWM
- Radiator Support
- 420 mm
- Max GPU Length
- 495 mm
The Antec 900 is a full-tower chassis designed for E-ATX and SSI-EEB motherboards, including Threadripper and back-connect variants. It supports GPUs up to 495mm long and accommodates 420mm radiators at the front. The case includes six pre-installed PWM fans and offers nine drive bays. Its spacious interior and tool-free tempered glass panel make it suitable for large builds requiring extensive cooling and storage.
Pros
- Supports E-ATX, SSI-EEB, and back-connect motherboards
- Includes six pre-installed PWM fans for airflow
- Accommodates GPUs up to 495mm in length
- Supports 420mm front radiators
- Provides nine drive bays for storage
Cons
- Heavy at 33.1 pounds, making it difficult to move
- Large dimensions may not fit smaller rooms or desks
- Limited to black color option
Good fit if
- You need a case for Threadripper or E-ATX builds
- You require extensive storage for large datasets
- You want pre-installed fans for immediate cooling
Skip if
- You prefer a compact or mid-tower form factor
- You need a case with multiple color options
- You prioritize lightweight portability over capacity
Verdict: Antec 900 Full-Tower E-ATX Case fits professionals building high-end workstations with Threadripper or large E-ATX motherboards. It suits users who need extensive storage and cooling for dual GPUs.
ASUS TUF Gaming E-ATX Full-Tower Case
Best for: E-ATX builders needing liquid cooling support
- Motherboard Support
- E-ATX
- Case Type
- Full-Tower
- Side Panel
- Tempered Glass
- Radiator Support
- 360mm
- Max GPU Length
- 420mm
- Fan Size
- 120mm, 140mm
The ASUS TUF Gaming GT501 is a full-tower case supporting E-ATX motherboards. It features a 4mm tempered glass side panel and includes three 120mm ARGB fans plus one 140mm rear PWM fan. The chassis supports up to 360mm radiators and offers seven traditional expansion slots. Its woven-cotton handles allow for transport of units up to 65 pounds. This build suits gamers needing robust cooling and expansion options.
Pros
- Supports E-ATX motherboards in a full-tower chassis
- Includes three 120mm ARGB fans and one 140mm rear PWM fan
- Supports up to 360mm radiators for liquid cooling
- Features a 4mm tempered glass side panel
- Includes woven-cotton carry handles for transport
Cons
- Weighs 26.2 pounds, making it heavy to move
- Only one rear exhaust fan included by default
- Lacks mention of front panel USB-C connectivity
Good fit if
- You need E-ATX motherboard support
- You want pre-installed ARGB lighting
- You plan to move the case occasionally
Skip if
- You prefer a smaller mid-tower form factor
- You need a lightweight case under 20 pounds
- You require front panel USB-C ports
Verdict: The ASUS TUF GT501 E-ATX Full-Tower is a sturdy option for builders needing E-ATX support and liquid cooling readiness. It fits users who value pre-installed ARGB fans and transportable handles.
Fractal Design Define 7 XL Modular Full Tower
Best for: Silent E-ATX builds with high storage needs
- Motherboard Support
- E-ATX, SSI-EEB
- Case Type
- Full Tower
- Radiator Support
- 480 mm
- Dimensions
- 23.8 × 9.45 × 22.3 inches
- Weight
- 41.3 pounds
View on Amazon: Fractal Design Define 7 XL Modular Full Tower
The Fractal Design Define 7 XL is a full-tower case built for E-ATX and SSI-EEB motherboards. It features a solid brushed aluminum front panel for acoustic isolation. Internally, it supports radiators up to 480 mm and offers extensive storage with mounts for 18 HDDs and 5 SSDs. You can convert the layout for custom water cooling. This case suits builders prioritizing silence and massive expansion over airflow aesthetics.
Pros
- Supports E-ATX and SSI-EEB motherboards
- Solid brushed aluminum front panel
- Radiator support up to 480 mm
- Mounts for 18 HDDs and 5 SSDs
Cons
- Solid front panel limits airflow
- Heavy at 41.3 pounds
- No tempered glass side panel
Good fit if
- You need maximum drive capacity
- You prioritize acoustic isolation
- You build large E-ATX systems
Skip if
- You want maximum airflow
- You prefer glass side panels
- You need a lightweight case
Verdict: Fractal Design Define 7 XL E-ATX is a heavy, solid-build case for builders who value silence and storage over airflow. It fits large E-ATX systems that require extensive drive mounts and custom cooling loops.
Anidees AI Crystal XL Full Tower
Best for: Massive storage arrays and multi-radiator cooling setups
- Motherboard Support
- HPTX, XL-ATX, E-ATX, ATX, m-ATX
- Case Type
- Full Tower
- Radiator Support
- 480 mm
- Max GPU Length
- 530 mm
- Side Panel
- Tempered Glass
- Use
- Gaming
The anidees AI Crystal XL Full-Tower Case accommodates large boards up to HPTX size and holds up to 20 120mm fans. You receive interchangeable mesh and glass front panels, space for 12 drive bays, and dual 480mm radiator support. It serves builders who assemble multi-radiator liquid loops or expansive high-capacity storage servers.
Pros
- Supports motherboards up to HPTX format
- Houses up to 12 storage drives or 5.25-inch bays
- Accommodates up to 20 120mm fans and dual 480mm radiators
- Includes both mesh and tempered glass front panels
Cons
- Weighs 44.1 pounds empty
- Vertical GPU clearance limited to 49 mm thickness
Good fit if
- You need space for up to 12 internal drives or optical bays.
- You plan a custom cooling loop using 480mm radiators.
- You run an oversized HPTX or XL-ATX motherboard.
Skip if
- You want a lightweight chassis that is easy to relocate.
- You mount a vertical graphics card thicker than 49 mm.
Verdict: anidees AI Crystal XL Full-Tower Case delivers extensive component clearance for builds requiring HPTX motherboards, 12 drive bays, and complex liquid cooling. It fits builders who prioritize volume and cooling capacity over desk space and portability.
Antec Performance 1 Full Tower E-ATX Case
Best for: Large E-ATX builds needing physical monitoring
- Motherboard Support
- E-ATX
- Case Type
- Full Tower
- Side Panel
- Tempered Glass
- Included Fans
- 4x PWM
- Connectivity
- Type-C
- Dimensions
- 20.6 × 9.06 × 20.6 inches
The Antec Performance 1 FT is a full-tower case supporting E-ATX motherboards. It includes three PWM fans and dual 4mm tempered glass side panels for visibility. A front temperature display and USB Type-C port offer convenience. This case suits builders who need ample space for large components and want basic monitoring features without complex software integration.
Pros
- Supports E-ATX motherboards for maximum component compatibility
- Includes three PWM fans for airflow
- Features dual 4mm tempered glass side panels
- Front panel includes a temperature display
- USB Type-C port ready on the I/O panel
Cons
- Weighs 27.7 pounds, making it heavy to move
- Dimensions are 20.6 x 20.6 x 9.06 inches, requiring significant desk or floor space
- Lacks explicit mention of cable management options beyond two included covers
Good fit if
- You are building with an E-ATX motherboard
- You want to showcase internal components through dual glass panels
- You prefer physical temperature monitoring over software
Skip if
- You need a compact case for small spaces
- You require extensive cable management solutions
- You prefer a lighter case for frequent relocation
Verdict: Antec Performance 1 FT Full Tower is a spacious option for E-ATX builds that value physical monitoring and visibility. It fits users who prioritize raw capacity and straightforward hardware specs over software control.
ASUS ROG Hyperion E-ATX Full-Tower Case
Best for: Dual 420mm radiator builds
- Motherboard Support
- E-ATX
- Case Type
- Full-Tower
- Included Fans
- Four 140mm
- Radiator Support
- 420mm
- Max GPU Length
- 460mm
- Use
- Gaming
The ASUS ROG Hyperion GR701 is a full-tower case designed for E-ATX motherboards. It features a semi-open structure for improved airflow and supports up to two 420mm radiators. The sturdy diecast aluminum-alloy frame includes top carry handles and a built-in graphics card holder. Two front USB Type-C ports offer 60W fast charging. This case suits builders who prioritize cooling and premium build materials.
Pros
- Semi-open structure for improved airflow
- Supports up to two 420mm radiators
- Diecast aluminum-alloy frame with carry handles
- Built-in graphics card holder
- Two front USB Type-C ports with 60W fast charge
Cons
- Heavy at 55 pounds
- Large dimensions at 25.2 inches tall
- No mention of included case fans
Good fit if
- You need support for dual 420mm radiators
- You prefer a sturdy aluminum frame
- You want front USB Type-C ports
Skip if
- You need a case with included fans
- You prefer a compact desktop form factor
- You want a lightweight case under 30 pounds
Verdict: ASUS ROG Hyperion GR701 Full-Tower is a heavy, spacious case for enthusiasts who need dual 420mm radiator support and a premium aluminum build. It fits builders who value airflow and front-panel connectivity over portability.
Lian Li O11D EVO XL Full Tower Case
Best for: High-airflow full-tower builds with large radiators
- Motherboard Support
- E-ATX
- Case Type
- Full Tower
- Side Panel
- Glass
- Radiator Support
- 420mm
- Compatible Device
- Radiator
- Dimensions
- 24.4 × 16 × 25.6 inches
The Lian Li O11D EVO XL White is a full-tower case supporting E-ATX motherboards. It features a white finish and accommodates up to three 420mm radiators. The design includes a removable front pillar for unobstructed views and an adjustable motherboard tray with three height levels. You get 14.5% more top mesh opening and 14% more side mesh opening for improved airflow. This case suits builders who need extensive cooling options and flexible internal configurations.
Pros
- Supports three 420mm radiators for high-end liquid cooling
- Adjustable motherboard tray offers three height levels
- Removable front pillar allows unobstructed hardware views
- ARGB strip syncs with motherboard lighting
Cons
- Large footprint measuring 16 x 25.6 x 24.4 inches
- White color shows dust more easily than darker finishes
- No mention of included fans in specifications
Good fit if
- You need space for multiple large radiators
- You want an adjustable motherboard tray for custom cooling loops
- You prefer a white case with clean internal visibility
Skip if
- You have limited desk space for a full-tower chassis
- You prefer a case with pre-installed fans
- You want a compact mid-tower form factor
Verdict: The Lian Li O11D EVO XL White Full Tower is ideal for enthusiasts building high-airflow or custom liquid-cooled systems in a spacious chassis. It fits builders who prioritize radiator capacity and internal flexibility over compact size.
Specifications side by side
| Spec | Antec 900 Full-Tower E-ATX Case | ASUS TUF Gaming E-ATX Full-Tower Case | Fractal Design Define 7 XL Modular Full Tower | Anidees AI Crystal XL Full Tower | Antec Performance 1 Full Tower E-ATX Case | ASUS ROG Hyperion E-ATX Full-Tower Case | Lian Li O11D EVO XL Full Tower Case |
|---|---|---|---|---|---|---|---|
| Motherboard Support | E-ATX, SSI-EEB, Threadripper | E-ATX | E-ATX, SSI-EEB | HPTX, XL-ATX, E-ATX, ATX, m-ATX | E-ATX | E-ATX | E-ATX |
| Case Type | Full Tower | Full-Tower | Full Tower | Full Tower | Full Tower | Full-Tower | Full Tower |
| Side Panel | Tempered Glass | Tempered Glass | not specified | not specified | Tempered Glass | not specified | Glass |
| Included Fans | 3x 140mm + 2x 120mm + 1x 140mm PWM | not specified | not specified | not specified | 4x PWM | Four 140mm | not specified |
| Radiator Support | 420 mm | 360mm | 480 mm | 480 mm | not specified | 420mm | 420mm |
| Max GPU Length | 495 mm | 420mm | not specified | 530 mm | not specified | 460mm | not specified |
| Tower Size | Full-Tower | Full-Tower | Full-Tower | Full-Tower | Full-Tower | Full-Tower | Full-Tower |
| Fan Size | not specified | 120mm, 140mm | not specified | not specified | not specified | 140mm | not specified |
| Use | not specified | Gaming | not specified | Gaming | not specified | Gaming | not specified |
| Lighting | not specified | RGB | not specified | not specified | not specified | ARGB | not specified |
| Connectivity | Type-C | not specified | not specified | not specified | Type-C | Type-C | not specified |
| Compatible Device | Radiator | Radiator | not specified | Radiator | not specified | Radiator | Radiator |
| Dimensions | 21.5 × 9.84 × 24.5 inches | 215 × 98.8 × 217 inches | 23.8 × 9.45 × 22.3 inches | 24.4 × 9.25 × 23.4 inches | 20.6 × 9.06 × 20.6 inches | 25.9 × 10.6 × 25.2 inches | 24.4 × 16 × 25.6 inches |
| Weight | 33.1 pounds | 26.2 pounds | 41.3 pounds | 44.1 pounds | 27.7 pounds | 55 pounds | not specified |
| Color | Black | GT501|Grey | Black | Black | Performance 1 | Hyperion GR701|Black | White |
| Model | Antec 900 | GT501/GRY/WITH HANDLE | FD-C-DEF7X-01 | AI-XL-PRO-LITE | PERFORMANCE 1 FT | GR701 ROG HYPERION | O11DEXL-W_US |
| Size | not specified | EATX | Tower | not specified | not specified | GR701|Black | Full-tower" |
Frequently asked questions
Which full-tower case is best for high airflow?
The Antec 900 Full-Tower E-ATX Case is the top pick for high airflow. It measures 24.5 inches in height and includes six pre-installed PWM fans. This design suits professionals building workstations with Threadripper processors or large E-ATX motherboards. The spacious interior supports extensive storage and dual GPU setups effectively.
What is the most budget-friendly E-ATX option?
The ASUS TUF Gaming E-ATX Full-Tower Case is the best budget choice. It supports E-ATX motherboards and comes with pre-installed ARGB fans. The chassis includes a transportable handle for easier movement. Weighing 26.2 pounds, it offers a sturdy build for builders who need liquid cooling readiness without extra cost.
Is there a silent full-tower case for E-ATX?
The Fractal Design Define 7 XL Modular Full Tower prioritizes silence. It is a heavy, solid-build case weighing 41.3 pounds. This model fits large E-ATX systems requiring extensive drive mounts and custom cooling loops. You get superior noise dampening over raw airflow, making it ideal for quiet workstations.
Which case supports XL-ATX motherboards?
The Anidees AI Crystal XL Full Tower supports XL-ATX motherboards. It offers flexible cooling layouts and large radiator capacity. The chassis features a tempered glass side panel for visibility. Weighing 44.1 pounds, it suits builders who prioritize internal space and panel customization over a compact footprint for their high-end components.
Does any case offer physical hardware monitoring?
The Antec Performance 1 Full Tower E-ATX Case includes physical monitoring features. It is designed for users who value straightforward hardware specs over software control. The chassis provides raw capacity and visibility for your components. Weighing 27.7 pounds, it fits large E-ATX builds that need direct access to system status indicators.
Which case fits dual 420mm radiators?
The ASUS ROG Hyperion E-ATX Full-Tower Case supports dual 420mm radiators. It features a premium aluminum build and weighs 55 pounds. This spacious chassis prioritizes airflow and front-panel connectivity. It is ideal for enthusiasts who need maximum cooling capacity for their high-end gaming or workstation setups.
What is the widest full-tower case listed?
The Lian Li O11D EVO XL Full Tower Case is the widest option at 16 inches. It is designed for high-airflow builds with large radiators. The chassis offers internal flexibility for custom liquid-cooled systems. Weighing 24.4 inches in length, it suits enthusiasts who prioritize radiator capacity and spacious interiors for their components.