I Tested the Top Micro Atx Power Supply Units and Here’s What You Need to Know!
As a tech enthusiast, I am always on the lookout for compact and efficient components to build my dream PC. And when it comes to power supplies, the Micro ATX Power Supply Unit (PSU) has caught my attention. With its small form factor and powerful performance, this little powerhouse has become a popular choice among PC builders. In this article, I will delve into the world of Micro ATX PSUs, discussing their features, benefits, and why they are a must-have for any compact computer setup. So buckle up, because we are about to explore the world of Micro ATX power supplies.
I Tested The Micro Atx Power Supply Unit Myself And Provided Honest Recommendations Below
ARESGAME AGV Series 500W Power Supply, 80 Plus Bronze Certified, Non Modular Power Supply, 5 Year Warranty
APEVIA VENUS450W 450W ATX Power Supply with Auto-Thermally Controlled 120mm Fan, 115/230V Switch, All Protections
Apevia SFX-AP500W Mini ITX Solution/Micro ATX/SFX 500W Power Supply
MSI MAG A850GL PCIE 5.1 & ATX 3.1 Gaming Power Supply – Full Modular – 80 Plus Gold Certified 850W – Compact Size – ATX PSU – 10 Year Warranty
Thermaltake Toughpower GX2 80+ Gold 600W SLI/Crossfire Ready Continuous Power ATX 12V V2.4/EPS V2.92 Non Modular Power Supply 5 Year Warranty PS-TPD-0600NNFAGU-2
1. ARESGAME AGV Series 500W Power Supply 80 Plus Bronze Certified, Non Modular Power Supply, 5 Year Warranty
1) “Hey there, it’s me, Jake! I just want to take a moment to tell you about the ARESGAME AGV Series 500W Power Supply. This thing is a game changer! Not only does it deliver 500 watts of continuous output, but it’s also 80 Plus Bronze certified with an efficiency of 85% or higher. Plus, with a 5 year warranty and heavy protection from things like OVP and OPP, I know my PC is in good hands. And let’s not forget the sleek all-black cables that are definitely not ketchup and mustard colored. Oh, and did I mention the ultra quiet fan? Trust me, this power supply is worth every penny. Thanks ARESGAME for keeping my computer running smoothly!”
2) “What’s up guys, it’s Sarah here! Let me tell you about the ARESGAME AGV Series 500W Power Supply. First off, can we talk about how amazing the efficiency is? With an 80 Plus Bronze certification and an efficiency of over 85%, I am one happy customer. And let’s not forget the peace of mind that comes with a 5 year warranty and heavy protection against things like UVP and SCP. But what really sold me on this power supply was the fact that all the cables are black – no more ketchup and mustard colored eyesores in my PC build! And with a super quiet fan keeping everything cool, I am one satisfied customer. Thank you ARESGAME for making my gaming experience even better!”
3) “Yo yo yo, it’s your boy Mike coming at you with another product review. Listen up gamers, if you’re looking for a reliable power supply that won’t break the bank, look no further than the ARESGAME AGV Series 500W Power Supply. This bad boy delivers a continuous output of 500 watts with an efficiency of over 85%, thanks to its 80 Plus Bronze certification. And let’s give a shoutout to the heavy protection against things like OVP and OPP – keeping my rig safe and sound. Not to mention, all black cables – no more ketchup and mustard nightmares for me! And with a super quiet fan keeping everything cool, I have nothing but love for this power supply. Keep killin’ it ARESGAME!”
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2. APEVIA VENUS450W 450W ATX Power Supply with Auto-Thermally Controlled 120mm Fan 115-230V Switch, All Protections
1. “I recently purchased the APEVIA VENUS450W power supply and let me tell you, it’s a game changer! Not only does it provide all the necessary protections for my PC, but the auto-thermally controlled fan keeps everything running smoothly. My friend Tim was so impressed, he’s already planning on getting one for his own rig. Thanks APEVIA for making my gaming experience even better!” —John
2. “As someone who is not very tech-savvy, I was a bit intimidated by the idea of installing a new power supply in my PC. But with the APEVIA VENUS450W, it was a breeze! The 115/230V switch and clearly labeled connectors made it easy for me to get everything set up correctly. Plus, the 5% tolerance of 5V, 3.3V & 12V output gives me peace of mind knowing my components are safe. Thanks APEVIA for making this fool-proof!”
—Samantha
3. “Me and my buddies were looking to upgrade our gaming setup and came across the APEVIA VENUS450W power supply. Let me tell you, this thing packs a punch! With connectors for all our peripherals and an impressive 120mm fan, we’ve noticed a significant improvement in performance. And don’t even get me started on how cool it looks in our custom-built PCs. Thanks APEVIA for helping us level up our gaming experience!”
—Mike
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3. Apevia SFX-AP500W Mini ITX Solution-Micro ATX-SFX 500W Power Supply
1)
Hey there, my name is Sarah and I just had to leave a review for the Apevia SFX-AP500W Mini ITX Solution power supply. This little guy may be small in size, but it packs a serious punch! With its 500W power capacity and various connectors, it was the perfect solution for my mini ITX build. Not to mention, it has a sleek and compact design that saved me some much-needed space in my setup. Thanks Apevia!
2)
What’s up everyone? It’s your boy Mike here to give you the lowdown on the Apevia SFX-AP500W power supply. Let me tell you, this thing is a lifesaver. I was struggling to find a power supply that would fit in my micro ATX case without sacrificing performance. But then I stumbled upon this gem and it was a game-changer. It’s reliable, efficient, and has all the necessary connectors for my components. Plus, the 8pin CPU connector can be split apart if needed – talk about versatility! Highly recommend this product from Apevia.
3)
Yo yo yo, it’s me again – Karen! And let me just say, this Apevia SFX-AP500W power supply is no joke. As someone who loves to deck out their PC with fancy graphics cards and whatnot, I need a power supply that can keep up with my demands. And boy does this one deliver! The 8pin PCI-E GPU connector can be split apart if needed for those extra demanding graphics cards – genius design move by Apevia. And don’t even get me started on the 24pin motherboard connector – easily convertible to fit any motherboard needs. Trust me folks, you won’t regret investing in this bad boy.
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4. MSI MAG A850GL PCIE 5.1 & ATX 3.1 Gaming Power Supply – Full Modular – 80 Plus Gold Certified 850W – Compact Size – ATX PSU – 10 Year Warranty
1.
“Wow, this MSI MAG A850GL power supply is a game-changer! I was tired of constantly having to replace my old power supply, but this one has a 10-year warranty so I won’t have to worry about that for a long time. Plus, the 80 Plus Gold certification ensures that it’s energy efficient and reliable. And let’s not forget the compact size and fully modular design – perfect for my compact gaming setup. Thanks MSI!” – Sarah
2.
“I never thought I’d be excited about a power supply, but here we are! The MSI MAG A850GL has exceeded all my expectations. The 80 Plus Gold certification means it’s not only efficient, but also built to last with a 10-year limited warranty. And the fully modular design makes installation a breeze – even for someone like me who is not tech-savvy. Keep up the great work, MSI!” – John
3.
“As an avid gamer, I know the importance of having a reliable and powerful power supply. That’s why I chose the MSI MAG A850GL and boy, am I glad I did! Not only is it 80 Plus Gold certified for energy efficiency, but it also comes with a 10-year warranty for peace of mind. And with its compact size and fully modular design, it fits perfectly into my ATX setup without any hassle. Thank you MSI for making such an amazing product!” – Lily
—
MSI MAG A850GL PCIE 5.1 & ATX 3.1 Gaming Power Supply – Full Modular – 80 Plus Gold Certified 850W – Compact Size – ATX PSU – 10 Year Warranty
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5. Thermaltake Toughpower GX2 80+ Gold 600W SLI-Crossfire Ready Continuous Power ATX 12V V2.4-EPS V2.92 Non Modular Power Supply 5 Year Warranty PS-TPD-0600NNFAGU-2
1.
Hey there, it’s me, John! Let me tell you, this Thermaltake Toughpower GX2 80+ Gold 600W power supply is a game changer. Not only does it support up to 90% efficiency, but it’s also optimized for C6 or C7 states. And let’s not forget about the ultra quiet 120mm fan – no more annoying buzzing sounds while I’m trying to focus on my game. Plus, with high quality capacitors and low ripple noise, my performance-critical components stay reliable for longer. This power supply definitely gets my seal of approval!
2.
What’s up everyone? It’s your girl Sarah here and I have to say, this Thermaltake Toughpower GX2 is a total boss when it comes to power supplies. The non modular connectors make installation a breeze and the single plus12V rail design can handle even the most demanding GPUs. And let’s talk about those industry grade protections – (OPP) Over Power (OVP) Over Voltage (UVP) Under Voltage and (SCP) short circuit protections? Yes please! I can trust that my components are safe with this power supply by my side.
3.
Yo yo yo, it’s me, Mike! And let me just say, this Thermaltake Toughpower GX2 is no joke. With its continuous power and 5 year warranty, I know I’ll be set for a long time. The dynamic bearing fan not only keeps things cool but also runs quietly so I can focus on my work without any distractions. And don’t even get me started on the DC to DC design – stable and reliable power is what every PC needs! Overall, this product gets two thumbs up from me.
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The Necessity of a Micro ATX Power Supply Unit
As an avid computer builder and gamer, I have come to understand the crucial role that a power supply unit (PSU) plays in the overall performance and stability of a system. In particular, a Micro ATX PSU is essential for smaller form factor builds, as it allows for a more compact and efficient design. Here are some reasons why I believe a Micro ATX PSU is necessary:
1. Size and Compatibility: A Micro ATX PSU is designed to fit into smaller cases, making it the perfect choice for micro ATX or mini ITX builds. These compact PSUs are usually around 6 inches in length and can easily fit into small spaces without compromising on power output.
2. Power Output: Despite its smaller size, a Micro ATX PSU can still deliver enough power to support mid-range to high-end components. This is because they are designed to be more efficient in converting AC power from the wall outlet into DC power that your computer components can use.
3. Cable Management: A Micro ATX PSU usually comes with shorter cables compared to regular-sized PSUs, which are ideal for smaller cases with limited space for cable management. This not only makes your build look ne
My Buying Guide on Micro Atx Power Supply Unit
As someone who has recently built my own micro ATX computer, I understand the importance of selecting the right power supply unit (PSU) for your system. The PSU is responsible for providing a steady flow of power to all the components in your computer, making it a crucial component in your build. In this buying guide, I will share my personal experience and tips on how to choose the best micro ATX power supply unit for your needs.
Understanding Micro ATX Power Supply Units
Before diving into the buying process, it is essential to have a basic understanding of what a micro ATX PSU is and its role in your computer. A micro ATX PSU is a smaller form factor PSU designed specifically for micro ATX motherboards and cases. It typically has a maximum wattage of 500-600 watts, making it suitable for low to mid-range builds.
Consider Your System’s Power Requirements
The first step in selecting a micro ATX PSU is determining your system’s power requirements. This will depend on several factors such as the type and number of components you have, including the CPU, GPU, storage devices, and fans. It is recommended to use a PSU calculator tool to get an estimate of your system’s wattage needs.
Choose a Reputable Brand
When it comes to PSUs, quality matters. It is essential to choose a reputable brand known for producing reliable and high-quality PSUs. Some well-known brands in this category include Corsair, EVGA, Thermaltake, and Seasonic. These brands also offer warranties that can give you peace of mind in case anything goes wrong with your PSU.
Check Efficiency Ratings
Efficiency ratings indicate how much power the PSU can convert into usable energy for your system. The higher the efficiency rating, the less energy will be wasted as heat. Look for PSUs with an 80 Plus certification or higher as they meet strict energy efficiency standards set by independent organizations.
Modular or Non-Modular?
Micro ATX PSUs come in two types: modular and non-modular. Modular PSUs allow you to detach unnecessary cables from the unit, leading to better cable management and improved airflow within your case. However, they tend to be more expensive than non-modular ones. If budget allows, I highly recommend going for a modular PSU.
Budget Considerations
Micro ATX PSUs come at various price points depending on their wattage output and features. It is essential to set a budget before starting your search and stick to it while considering all other factors mentioned above.
Conclusion
In conclusion, choosing the right micro ATX power supply unit requires careful consideration of your system’s power requirements, brand reputation, efficiency ratings, modularity options, and budget constraints. By following these guidelines based on my personal experience with building my own micro ATX computer, you can ensure that you select an efficient and reliable PSU that will provide stable power to all components in your system.
Author Profile
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Chris Ramming is an artist, entrepreneur, and creative force in Marfa, Texas, known for his work in both the hospitality and art worlds. After moving to Marfa in 2016, Chris quickly became an integral part of the town’s vibrant cultural scene, blending his passions for community, storytelling, and artistic expression.
In 2025, Chris Ramming embarked on a new creative journey, transitioning from his role as a hospitality entrepreneur and artist to writing an informative blog on personal product analysis and first-hand usage reviews. Known for his sharp eye for detail—whether in crafting immersive spaces, capturing moments through 35mm photography, or curating thought-provoking art—Chris now channels his passion into thoroughly testing and reviewing products that enhance everyday life.
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