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NZXT H5 Flow RGB Review, Specifications, Price

The NZXT H5 Flow RGB is a mid-tower PC case that is designed for high-performance gaming systems. The case features a perforated front panel that provides excellent airflow, and it comes with two pre-installed 140mm fans. The H5 Flow RGB also has a sleek and modern design, and it is available in a variety of colors.

In this review, we will take a closer look at the NZXT H5 Flow RGB and see how it performs. We will also compare it to other popular mid-tower PC cases on the market.

NZXT H5 Flow RGB Review

Pricing and Availability:

The NZXT H5 Flow RGB stands out in the market with its affordable pricing strategy. At a cost of just $95, this case offers considerable value, considering the multitude of features it brings to the table. This pricing structure makes it accessible to a broad spectrum of PC builders, from budget-conscious novices to high-end enthusiasts looking for a cost-effective solution.

This case is not only functional but also aesthetically versatile. It is available in a variety of color options, ensuring there’s a choice that suits everyone’s individual preferences. Whether you are looking for a case to match your workspace’s minimalist decor or seeking a bold color to stand out in your gaming room, the H5 Flow RGB has you covered.

The versatility in design is further extended with the ‘Elite’ variant of this case. This version includes a glass front panel, adding a touch of sophistication and enabling users to showcase their components. The Elite version brings a modern, stylish twist to your PC build, transforming it into not just a powerhouse of performance but also a centerpiece of your tech ensemble.

However, it’s crucial to note that the glass front panel might pose some potential restrictions in terms of airflow. This means that while the Elite version adds to the aesthetic appeal, it might require some careful planning in terms of cooling solutions to ensure your system remains optimally cooled.

In terms of availability, the NZXT H5 Flow RGB and its Elite version should be widely accessible through major online and retail stores. This makes it an easily accessible option for a wide range of consumers across different regions.

The NZXT H5 Flow RGB offers a compelling blend of affordability, aesthetic variety, and feature set. Whether you opt for the standard or the ‘Elite’ version, you’re getting a case that offers good value for money, giving you flexibility in design choices without breaking the bank.

Design and Features:

The NZXT H5 Flow RGB sets itself apart from the competition with its distinctive fan layout. The design places one of its two fans at the bottom of the case, an unconventional choice that gives this model its signature twist. This fan orientation aims to channel cool air upwards, mainly targeting the right half of the GPU area.

This design decision prioritizes GPU cooling, a significant consideration for high-performance systems that depend on graphics-intensive tasks. By directing air at the GPU, it helps manage the heat generated by powerful graphics cards, potentially enhancing system stability and performance. Best PC Case for RTX 4060 Ti

However, the directed airflow does raise questions about its effectiveness in cooling the CPU. Given the upward directionality of the airflow from the bottom fan, the CPU, usually located above and to the side, may not receive as much direct cooling. This might necessitate additional consideration when it comes to CPU cooling solutions, especially for systems with CPUs that run hot.

Alongside the unique bottom fan, the H5 Flow RGB features a 120mm fan located at the rear of the case. This rear exhaust fan plays a crucial role in expelling warm air out of the case, preventing heat buildup within the system and promoting overall thermal efficiency.

While a dual-fan setup might seem modest, it could be sufficiently effective for the correct system configuration. Given the strategic placement of the fans, the H5 Flow RGB focuses on targeted cooling rather than an overall spread. This could be beneficial for builds where the GPU forms the primary source of heat.

The case’s design is not merely about function; it also considers form. With the RGB lighting lending a vibrant and customizable aesthetic, the H5 Flow RGB blends its innovative design with a visually striking appeal.

The NZXT H5 Flow RGB’s design features, including the unique fan placement and sleek aesthetics, make it an exciting choice for PC builders. While the airflow direction may require extra consideration for CPU cooling, the case’s focus on GPU cooling and the potential for personalized aesthetics make it a standout option in the mid-tower market.

Input Output and Cooling

One of the significant aspects of the NZXT H5 Flow RGB is its streamlined input and output (I/O) capabilities. These essential interfaces allow easy and quick access to your devices, improving the overall user experience.

The case features one USB 3.2 Gen2 Type-C port, a modern interface that offers high-speed data transfer rates and the convenience of a reversible plug. This is particularly useful for users who regularly connect devices that leverage USB Type-C connections such as newer smartphones, tablets, and certain peripherals.

Additionally, there’s a USB 3.0 port, a staple for any modern PC case, ensuring compatibility with a wide range of devices. Whether it’s a mouse, keyboard, or external storage drive, the USB 3.0 port provides reliable and swift connectivity. Best PC Cases For RTX 4070

Lastly, an audio combo jack is included, providing an easy connection point for headsets or speakers. This inclusion ensures that whether you’re gaming, listening to music, or on a conference call, you’ll have quick access to high-quality audio output and input.

As for cooling and component compatibility, the NZXT H5 Flow RGB shows its strength. The case is designed to accommodate CPU coolers up to 165mm in height. This is more than enough room for most aftermarket CPU coolers, whether air or liquid, ensuring users have plenty of options when it comes to keeping their CPU temperatures in check.

The H5 Flow RGB can also house GPUs up to 365mm in length. This generous capacity means it can comfortably accommodate a vast range of high-performance graphics cards, from mid-range models to the top-of-the-line GPUs. This design decision aligns with the case’s unique bottom fan placement, focusing on providing superior GPU cooling.

The NZXT H5 Flow RGB provides an excellent balance between user-friendly I/O interfaces and robust component compatibility. Its accommodating design, along with its unique cooling strategy, makes it an intriguing option for builders aiming for high-performance systems.

Compatible CPUs, GPUs, and Motherboards:

This case is expected to support most standard-sized motherboards, CPUs, and GPUs. Given its unique fan placement and resulting airflow pattern, it might particularly benefit setups with a power-hungry GPU. However, it’s crucial to ensure that your chosen CPU and motherboard have adequate cooling solutions, given the potential limitations posed by the airflow design.

The NZXT H5 Flow RGB is a well-designed, mid-tower case that caters to a wide array of standard-sized components. This compatibility extends across a range of motherboards, CPUs, and GPUs, making it a versatile choice for diverse system builds.

When it comes to CPUs and CPU coolers, the H5 Flow RGB can accommodate coolers up to 165mm in height. This provides plenty of headroom for a variety of both air and liquid CPU coolers, enabling users to select the most effective cooling solution for their processor.

For GPU compatibility, the case can house graphics cards up to 365mm in length. This allows for the inclusion of most mainstream and high-end GPUs currently available on the market, supporting users aiming for graphically intensive tasks or gaming. Best PC Cases for Cable Management

However, the unique fan placement and the resulting airflow pattern are something to consider when choosing your components. While the bottom-to-top airflow can be beneficial for systems with powerful, heat-generating GPUs, it may be less effective at directing cool air towards the CPU and motherboard. It’s crucial to consider this when selecting your CPU and planning your cooling solution. A CPU with a lower thermal design power (TDP) or a more efficient CPU cooler might be necessary to maintain optimal temperatures.

While the NZXT H5 Flow RGB offers extensive compatibility with CPUs, GPUs, and motherboards, it is vital to consider the unique airflow design when choosing components. Particularly power-hungry CPUs might require additional cooling measures, but for systems with powerful GPUs, this case could be an excellent match.

Power Supply Compatibility

The NZXT H5 Flow RGB does not explicitly detail a compatibility length for power supply units (PSUs). However, given the standard design and layout common among mid-tower cases, the H5 Flow RGB should comfortably accommodate standard ATX power supplies.

ATX power supplies are the most common size for desktop computers and offer a broad range of power outputs, suitable for various system builds. Whether you’re building a budget-friendly system or a high-performance machine, there’s an ATX PSU that will meet your power requirements.

It’s important to note, though, that while the NZXT H5 Flow RGB should theoretically support standard ATX PSUs, it’s always a good idea to check the exact dimensions of the PSU you’re considering. This is particularly relevant if the PSU is non-standard or especially large. Also, remember to account for cable management space and the room needed for the routing of PSU cables. A clutter-free and well-organized case not only looks better but can also have a positive impact on system cooling by promoting better airflow.

While the NZXT H5 Flow RGB does not specify a maximum PSU length, it should be compatible with standard ATX power supplies. It’s always advisable, though, to double-check the dimensions of your selected PSU, especially if it’s a particularly large or non-standard unit. This ensures a smooth building process and an efficient, well-cooled system.

Storage Devices Connectivity

The NZXT H5 Flow RGB case offers a robust and flexible platform for connecting and managing your storage devices. Its design incorporates seven expansion slots, allowing for a high degree of customization. This is ideal for users who intend to utilize multiple PCIe devices such as graphics cards, network adapters, or sound cards.

When it comes to storage options, the H5 Flow RGB provides a thoughtful and versatile layout. It features two internal drive bays that accommodate different types of drives based on your preferences and requirements. The first bay supports either a 2.5″ or 3.5″ drive. This flexible slot gives users the freedom to opt for a smaller solid-state drive (SSD) for faster data access and load times, or a larger hard disk drive (HDD) that offers a higher storage capacity, perfect for large file libraries. Best PC Cases for RTX 4090

The second drive bay is dedicated to a 2.5″ drive, providing an additional slot for an SSD. SSDs have become a staple in modern PC builds due to their speed and reliability, and this extra bay caters specifically to this trend. Whether you need it for an additional SSD for game storage, or a high-speed NVMe drive for a professional workstation, having this extra 2.5″ slot is a valuable addition.

It’s important to note that the exact number and type of drives you can install will depend on your specific hardware and motherboard capabilities. Therefore, while the case does provide the physical space for these drives, your motherboard needs to have the necessary SATA or NVMe ports to support them.

The NZXT H5 Flow RGB offers a flexible and comprehensive solution for storage device connectivity. Whether your build is geared towards gaming, content creation, or general use, this case provides the options and versatility to cater to a wide range of storage requirements.

Form Factor and Compatibility

The NZXT H5 Flow is designed with versatility in mind, providing compatibility with a diverse range of motherboards. Specifically, it supports Mini-ITX, Micro-ATX, and ATX form factors. This compatibility spectrum ensures it can cater to a wide range of consumer needs.

Whether you’re building a compact, efficiency-oriented system with a Mini-ITX board or aiming for a high-performance rig with an ATX motherboard, the H5 Flow is prepared to accommodate. Micro-ATX users are also covered, allowing for a balance between compactness and performance.

Further emphasizing its flexibility, the H5 Flow comes with dimensions of 227 x 464 x 448 mm. These are standard measurements for a mid-tower case, striking a balance between spatial efficiency and interior room.

The case provides ample space for installing components, including larger GPUs or CPU coolers, without being overly bulky or unwieldy. It allows enough room for good cable management, which is a crucial factor not just for aesthetics but also for maintaining optimal airflow within the case.

Additionally, the size of the case means it can comfortably fit into various settings, be it a professional office environment or a home gaming setup. It’s neither too large to become an imposing presence nor too small to limit your component choices.

Therefore, the NZXT H5 Flow RGB’s form factor and compatibility lend themselves towards making this case a highly adaptable choice for PC builders, regardless of their specific hardware preferences or spatial constraints. It is designed to provide a convenient and accommodating building experience, irrespective of whether you’re a first-time PC builder or a seasoned enthusiast.

Building a PC and Thermals:

Building a PC with the NZXT H5 Flow RGB introduces an innovative approach to thermal management. Its distinct fan placement and resulting airflow trajectory provide a different angle to the typical cooling strategies seen in most PC cases.

The core philosophy of the H5 Flow RGB’s cooling design is an upward airflow, primarily directed at the GPU. The bottom fan’s purpose is to draw in cool air from beneath the case and channel it upward towards the GPU. This could result in better thermal performance for the GPU, keeping it cool during intensive tasks like gaming or 3D rendering. This strategy might be especially beneficial for PCs featuring high-performance GPUs that generate substantial heat.

However, this unique airflow pattern might pose challenges for CPU cooling. Due to the bottom-to-top airflow design, cool air might not be directed towards the CPU and the top part of the motherboard as effectively as in cases with more traditional airflow paths. The CPU, being usually located towards the upper left of the motherboard, might not receive enough direct cooling from the bottom fan.

Therefore, when building a PC with the H5 Flow RGB, it’s crucial to consider additional measures for CPU cooling. These might include investing in a high-quality CPU cooler, considering a liquid cooling solution, or even adding a top-mounted fan if your CPU tends to run hot. It might also be beneficial to select components with thermal properties that align well with this case’s specific airflow design.

Building a PC with the NZXT H5 Flow RGB offers a unique experience, especially concerning thermal management. While its design might be particularly beneficial for systems with powerful GPUs, careful consideration and planning are necessary to ensure optimal CPU cooling. This unique approach to cooling offers a fresh perspective and could lead to excellent results with the right system configuration and careful component selection.

Should You Buy the NZXT H5 Flow RGB?

The NZXT H5 Flow RGB presents a unique proposition in the crowded case market. Its distinctive design and innovative approach to airflow make it an appealing option for anyone looking to stand out from the crowd.

If aesthetics and GPU cooling are high on your list of priorities, the H5 Flow RGB has a lot to offer. The case’s sleek design, complete with RGB lighting, gives it a modern, stylish look that can be a visual centerpiece of any setup. The unique bottom-to-top airflow, primarily aimed at the GPU, could potentially provide superior GPU cooling. This is especially valuable if your PC build is centered around gaming or graphics-intensive tasks.

Furthermore, the NZXT H5 Flow RGB is competitively priced at $95, making it a viable option for a wide range of budgets. Its compatibility with various motherboard sizes, accommodation for large GPUs, and support for ample storage options provide a level of flexibility that adds to its overall value proposition.

However, there are some considerations to keep in mind. If your PC build involves a high-performance CPU known to generate significant heat, the H5 Flow RGB’s unique airflow design might pose a challenge. As the primary airflow is directed more towards the GPU area, you may find the CPU cooling to be somewhat inadequate. Therefore, it’s essential to plan additional cooling solutions for the CPU to ensure it remains at optimal operating temperatures. This might involve investing in a high-performance air or liquid CPU cooler, or even additional case fans for increased airflow around the CPU area.

The NZXT H5 Flow RGB is a compelling choice for a mid-tower case, particularly for those seeking a blend of aesthetics, innovative design, and potential GPU cooling benefits. However, understanding its unique airflow design and considering additional CPU cooling solutions would be necessary to get the best performance out of this case.

H510 Flow vs H5 Flow

Form Factor & Size: Both the H510 Flow and H5 Flow are mid-tower cases, supporting Mini-ITX, Micro-ATX, and ATX motherboards. The dimensions of the H5 Flow are 227 x 464 x 448 mm, making it somewhat more compact than the H510 Flow, which has dimensions of 18.11″ x 8.26″ x 16.85″ (approx 460 x 210 x 428 mm).

Materials & Colors: Both cases use a blend of steel, plastic, and tempered glass in their construction, but the H510 Flow specifically mentions the use of SGCC metal. Both models have a matte black color option, with the H5 Flow also coming in other colors.

Cooling System: The H5 Flow has a unique fan arrangement with one bottom and one rear fan pre-installed. It also has the option to install additional front and top fans. The H510 Flow comes with two pre-installed 120mm fans, one at the front and one at the rear, with the option to add a top fan. Both cases have support for radiator installation at the front and rear, but the H510 Flow supports a larger 280mm radiator at the front compared to the H5 Flow’s 240mm maximum size.

Drive Bays: The H5 Flow supports one 2.5/3.5″ drive and one additional 2.5″ drive. The H510 Flow, on the other hand, has more flexibility with 2+1 bays for both 2.5″ and 3.5″ drives.

Expansion Slots: Both cases have seven expansion slots, providing ample room for additional hardware.

Front Panel Ports: Both models offer a similar front panel setup with one USB 3.2 Gen2 Type-C port, one USB 3.0 port, and an audio combo jack.

Both the NZXT H5 Flow and H510 Flow are solid choices for mid-tower cases, offering support for various motherboard sizes, good cooling options, and ample space for drives and expansion slots. Your choice between the two may come down to specific needs like additional drive bays, specific cooling requirements, size considerations, and of course, price.


Motherboard SupportMini-ITX, Micro-ATX, ATX, and EATX (Up to 272mm)
Enclosure TypeMid-Tower
DimensionsHeight: 464mm (With Feet)
Width: 227mm
Depth: 446mm
Weight: 7.01 kg
CompatibilityMax CPU Cooler Clearance: Up to 165mm
Max GPU Clearance: Up to 365mm
Front Radiator Clearance: 45mm
Cable Management: Up to 23mm
Front I/O PortsUSB 3.2 Gen 1 Type-A: 1
USB 3.2 Gen 2 Type-C: 1
Headset Audio Jack: 1
Fan SupportFront: 2 x 120mm / 2 x 140mm
Top: 2 x 120mm
Rear: 1 x F Series Quiet 120mm (Case Version) included
Bottom: 1 x F Series Quiet 120mm (Case Version) included

Pros and Cons


  1. Unique, visually appealing design with RGB lighting.
  2. Innovative fan placement for potential GPU cooling benefits.
  3. Competitive pricing with color and design options.


  1. Potential limitations for CPU cooling due to the unique airflow design.
  2. The ‘Elite’ version’s glass front panel could further limit airflow.
  3. Only two fans included, which might not suffice for high-performance systems.


In conclusion, the NZXT H5 Flow offers a compelling mix of features that positions it as an intriguing option for PC enthusiasts looking to build their next rig.

With its mid-tower form factor, the H5 Flow is compact yet spacious, providing ample room for component installation. It is compatible with Mini-ITX, Micro-ATX, and ATX motherboards, making it adaptable to a wide range of user needs. Its material build of steel, plastic, and tempered glass offers both durability and aesthetic appeal.

One of the standout features of this case is its unique fan configuration. A dual-fan setup, with one at the bottom and another at the rear, aims to create an effective airflow pattern that could greatly benefit GPU cooling. However, this design may pose limitations for CPU cooling due to the airflow direction, so supplementary cooling solutions might be necessary for systems with high CPU thermal loads.

The case also supports a range of radiator sizes for those looking to implement liquid cooling solutions. And with seven expansion slots, two internal drive bays, and a robust front I/O panel, the H5 Flow offers plenty of customization options.

Priced at $95, the H5 Flow offers good value for its features. It even comes in several color options, with an Elite version available for those seeking a more premium aesthetic, though this variant may limit airflow further due to its glass front panel.

There are a few potential downsides to the H5 Flow. The unique airflow design, while beneficial for GPU cooling, may not adequately cool the CPU. Also, the limited number of pre-installed fans may require users to invest in additional fans to meet their cooling needs.

Overall, the NZXT H5 Flow is an innovative case that’s worth considering for those prioritizing GPU cooling and looking for a unique, stylish design. As always, prospective buyers should consider their specific needs and whether the H5 Flow’s features align with those requirements.


  • Areesha

    Areesha is a tech enthusiast and a freelance writer who loves to share her insights on the latest gadgets and innovations. She has been reviewing tech products for over five years, covering everything from smartphones, laptops, cameras, smartwatches, headphones, and more. She enjoys testing out new features, comparing different models, and giving honest feedback to her readers. Areesha’s reviews are always informative, engaging, and easy to understand. Whether you are looking for a new device, a gift idea, or just curious about the tech world, Areesha’s reviews will help you make the best decision. You can find her work on various websites and blogs, such as [TechCrunch], [CNET], [The Verge], and [Gizmodo]. You can also follow her on [Twitter] and [Instagram] to get the latest updates on her reviews and projects. Areesha is always open to suggestions and feedback from her audience, so feel free to contact her anytime. She is looking forward to hearing from you!

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