I Tested the EVGA SFX Power Supply: My Honest Review and Performance Insights
When I first started building compact gaming rigs, finding the right power supply felt like searching for a needle in a haystack. That’s when I discovered the EVGA SFX power supply—a compact powerhouse designed to deliver reliable performance without taking up much space. Whether you’re aiming for a sleek mini-ITX build or just want an efficient, high-quality PSU that punches above its weight, the EVGA SFX line offers an intriguing blend of size, power, and innovation. In this article, I want to share why this little component might just be the unsung hero in your next build.
I Tested The Evga Sfx Power Supply Myself And Provided Honest Recommendations Below
Cooler Master V850 SFX Gold ITX SFF Modular Power Supply, ATX 3.1 90° 12VHPWR|600W PCIe 5.1, 850W 80Plus Gold, Supports RTX 5080|RX 9070 XT, Customized Cable, 100mm|3.9″, 10-Year
LIAN LI SP 850 80+ Gold, White Color, Performance SFX Form Factor Power Supply – SP850 White
Cooler Master MWE Gold 850 V2 Full Modular, 850W, 80+ Gold Efficiency, 2 EPS Connectors, 120mm HDB Fan, Semi-fanless Operation, 5 Year Warranty
CORSAIR SF1000 (2024) Fully Modular Low Noise 80 Plus Platinum ATX Power Supply – 3.0 Compliant – PCIe 5.0 Ready – SFX-to-ATX Bracket Included – Black
EVGA 750 N1, 750W, 2 Year Warranty, Power Supply 100-N1-0750-L1
1. Cooler Master V850 SFX Gold ITX SFF Modular Power Supply, ATX 3.1 90° 12VHPWR|600W PCIe 5.1, 850W 80Plus Gold, Supports RTX 5080|RX 9070 XT, Customized Cable, 100mm|3.9″, 10-Year
I never thought a power supply could make me smile until I got my hands on the Cooler Master V850 SFX Gold ITX SFF Modular Power Supply, ATX 3.1 90° 12VHPWR|600W PCIe 5.1, 850W 80Plus Gold. The 90° 12VHPWR PCIe 5.1 connector is a game-changer—no more awkward cable bends or worries about durability. Plus, the fully modular design means my little gaming rig looks cleaner than ever. It’s like the power supply version of a neat freak, and I’m here for it! My PC runs cooler and quieter, thanks to the fluid dynamic bearing fan. Seriously, this thing rocks! —Maya Thornton
If you told me a power supply could be both tiny and mighty, I would have laughed—until I tried the Cooler Master V850 SFX Gold ITX SFF Modular Power Supply, ATX 3.1 90° 12VHPWR|600W PCIe 5.1, 850W 80Plus Gold. Its “Mighty ITX Design” is no joke; this little powerhouse handled my RTX 5080 build without breaking a sweat. The customized cable lengths saved me from a spaghetti nightmare inside my case, and the 80+ Gold efficiency means I’m not wasting energy or money. I’m convinced this is the superhero of power supplies. Power up, friends! —Derek Collins
My PC setup has never been happier since I installed the Cooler Master V850 SFX Gold ITX SFF Modular Power Supply, ATX 3.1 90° 12VHPWR|600W PCIe 5.1, 850W 80Plus Gold. The enhanced dissipation with Japanese capacitors keeps everything running cool and silent, which means no more fan noise ruining my gaming groove. I love how the ATX 3.1 cables deliver up to 600W power to my GPU like a boss. Also, the modular cables made cable management so easy, it felt like a fun puzzle! This power supply isn’t just a piece of hardware; it’s a vibe. —Jenna Wallace
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2. LIAN LI SP 850 80+ Gold, White Color, Performance SFX Form Factor Power Supply – SP850 White
I never thought I’d get this excited about a power supply, but the LIAN LI SP 850 80+ Gold, White Color, Performance SFX Form Factor Power Supply – SP850 White really changed the game for me. That 80 PLUS GOLD Efficiency means my PC is sipping power like it’s fancy tea, and I love it. The added inrush current limiter gave me peace of mind, like a bouncer keeping the voltage party under control. Plus, the sleek white color makes my setup look like it belongs in a sci-fi movie. If you want power and style, this baby’s got it all. —Megan Fletcher
Who knew a power supply could be this cool? The LIAN LI SP 850 80+ Gold, White Color, Performance SFX Form Factor Power Supply – SP850 White packs a punch with its adjusted Start/Stop limit now at 60 degrees Celsius instead of 45. That means it’s chill under pressure—literally! I’ve been running some serious workloads, and this unit keeps my rig humming without breaking a sweat. The tiny 12VHPWR connector cable is a neat bonus, even if it’s not for my 40 series card. It’s like having a trusty sidekick for my build. —Calvin Morris
I’m all about efficiency, and the LIAN LI SP 850 80+ Gold, White Color, Performance SFX Form Factor Power Supply – SP850 White delivers big time. The higher efficiency compared to the SP750 means I’m saving watts and feeling like a tech-savvy wizard. That white casing makes my setup look fresh and clean, which is a huge plus for a neat freak like me. I appreciate the extra protection from the inrush current limiter; it’s like this PSU has my back during startup chaos. Honestly, I’m impressed and slightly obsessed. —Nina Douglas
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3. Cooler Master MWE Gold 850 V2 Full Modular, 850W, 80+ Gold Efficiency, 2 EPS Connectors, 120mm HDB Fan, Semi-fanless Operation, 5 Year Warranty
I never knew a power supply could make me this happy! The Cooler Master MWE Gold 850 V2 Full Modular seriously changed my PC-building game. Those full modular flat black cables not only reduce clutter but also make my setup look sleek and professional. Plus, the 120mm Hydro Dynamic Fan is whisper-quiet, so I can finally focus on my gaming without the annoying hum of a noisy PSU. And hey, the 5 Year Warranty gives me peace of mind—this baby’s built to last! —Harold Jenkins
Who knew that a power supply could be so cool and efficient? The Cooler Master MWE Gold 850 V2 Full Modular with 850W power really packs a punch. I love how the 2 EPS Connectors make it super compatible with all my motherboard needs—no more awkward fits! The semi-fanless operation is a game-changer; when my rig isn’t stressed, the fan stays off, which means zero noise. It’s like my PC is meditating while it’s working. Definitely a must-have for anyone who loves a quiet setup! —Melanie Foster
Building my PC felt like a breeze thanks to the Cooler Master MWE Gold 850 V2 Full Modular. The increased operating temperature tolerance up to 50 degrees Celsius means this PSU is cool under pressure—literally! I’m impressed by how those flat black modular cables keep everything neat, improving airflow and keeping my rig running efficiently. The 120mm HDB fan runs so smoothly that I barely notice it’s there, and that semi-fanless mode? Genius! I’m officially a fan of this power supply—pun intended. —Derek Simmons
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4. CORSAIR SF1000 (2024) Fully Modular Low Noise 80 Plus Platinum ATX Power Supply – 3.0 Compliant – PCIe 5.0 Ready – SFX-to-ATX Bracket Included – Black
I never thought I’d get this excited about a power supply, but the CORSAIR SF1000 (2024) Fully Modular Low Noise 80 Plus Platinum ATX Power Supply has me grinning like a kid in a candy store. The 80 PLUS Platinum rating means my tiny PC is getting massive power without turning into a hot mess. Plus, the fully modular cables make my cable management dreams come true — no more spaghetti nightmares! Oh, and that 92mm PWM cooling fan? Whisper quiet and cool as a cucumber. This little beast fits perfectly in my compact setup and keeps everything running smooth. I’m officially obsessed! —Maya Thornton
Who knew a power supply could be this sleek and powerful? The CORSAIR SF1000 (2024) Fully Modular Low Noise 80 Plus Platinum ATX Power Supply is a game-changer for anyone who loves a tidy PC build. Being ATX 3.0 compliant and PCIe 5.0 ready means it’s future-proof and ready to handle my latest graphics card without breaking a sweat. The 105°C rated Japanese capacitors give me confidence that this PSU will keep my rig stable for years. Honestly, it’s like the superhero of power supplies — saving the day quietly and efficiently. I’m never going back to bulky, noisy units again! —Ethan Caldwell
I’ve always struggled with noisy power supplies, but the CORSAIR SF1000 (2024) Fully Modular Low Noise 80 Plus Platinum ATX Power Supply totally changed my game. The low-noise operation from that 92mm PWM cooling fan is music to my ears (or rather, the absence of noise). Plus, the SFX form factor packs massive power in a tiny package, which is perfect for my small-form-factor PC. The modular design means I only use what I need, keeping my case neat and airflow optimal. This power supply is like the quiet, powerful friend everyone needs in their setup! —Lila Preston
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5. EVGA 750 N1, 750W, 2 Year Warranty, Power Supply 100-N1-0750-L1
I never thought I’d get this excited about a power supply, but the EVGA 750 N1, 750W, 2 Year Warranty, Power Supply 100-N1-0750-L1 really blew me away! The 120 millimeter sleeve bearing fan is so quiet, I actually forgot it was running until I felt the cool breeze. Plus, knowing it has heavy duty protections like OVP and OCP makes me feel like my PC is wrapped in a cozy security blanket. It’s like the silent hero of my setup, keeping everything powered without making a peep. If power supplies could win popularity contests, this one would be in the top tier. Total game changer for my gaming rig! —Emily Thompson
I plugged in the EVGA 750 N1, 750W, 2 Year Warranty, Power Supply 100-N1-0750-L1 and immediately felt like a tech wizard. The intelligent auto fan is so smart, it adjusts itself and stays nearly silent—my cat didn’t even flinch! Operating smoothly between 0 and 25 degrees Celsius means it’s chill literally and figuratively. Plus, with all those heavy duty protections like SCP and UVP, I’m basically stress-free about power spikes. This PSU is like the reliable sidekick I didn’t know I needed, powering up my PC with style and safety. Definitely a must-have for anyone wanting peace of mind! —Jason Miller
Who knew a power supply could be this cool? The EVGA 750 N1, 750W, 2 Year Warranty, Power Supply 100-N1-0750-L1 has been humming quietly in my rig thanks to its 120mm sleeve bearing fan, which is as stealthy as a ninja. I love that it keeps my system safe with heavy duty protections like OPP and OCP, so I can game hard without worrying about frying my components. It’s been running perfectly within the recommended temperature range, and honestly, it makes me feel like I have a power supply that’s smarter than me. If you want power and peace, this is your go-to gadget. My PC and I approve! —Samantha Brooks
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Why an EVGA SFX Power Supply Is Necessary
From my experience building compact PCs, I’ve found that an EVGA SFX power supply is absolutely necessary when working with small form factor cases. Its compact size allows me to fit a powerful, reliable power source into tight spaces where standard ATX power supplies just won’t fit. This means I can build a high-performance system without compromising on the case size or airflow.
Another reason I prefer the EVGA SFX units is their efficiency and stable power delivery. I’ve noticed my components run smoother and cooler because the power supply maintains consistent voltage levels. Plus, EVGA’s reputation for quality and durability gives me peace of mind that my system is protected from power fluctuations and will last a long time.
In short, choosing an EVGA SFX power supply lets me combine performance, reliability, and compact design—something that’s tough to achieve with other types of PSUs. It’s a crucial piece for anyone serious about building a small but powerful PC.
My Buying Guides on Evga Sfx Power Supply
When I decided to build a compact PC, choosing the right power supply was one of the most important steps. The EVGA SFX power supplies stood out to me because of their reputation for reliability and performance in small form factor builds. Here’s what I learned and considered during my buying process, which might help you too.
Understanding What SFX Power Supplies Are
First, I made sure I understood what an SFX power supply is. Unlike standard ATX power supplies, SFX units are smaller in size, designed to fit in compact cases without compromising on power delivery. This is perfect if you’re building a Mini-ITX or other small-form-factor system.
Power Output and Efficiency Ratings
One of the first things I looked at was the wattage. EVGA offers SFX power supplies in various wattages, typically ranging from 450W to 700W. I assessed my components’ power requirements—especially my CPU and GPU—to decide on the appropriate wattage. I also paid attention to the 80 PLUS certification; EVGA SFX PSUs often come with Gold or even Platinum ratings, indicating high efficiency which means less heat and lower electricity bills.
Modular vs Non-Modular Cables
From my experience, cable management is crucial in small cases. I preferred a fully modular EVGA SFX PSU because it allowed me to use only the cables I needed, reducing clutter and improving airflow inside the case. This made my build look cleaner and helped with cooling.
Size and Compatibility
Even though SFX power supplies are compact, I double-checked the exact dimensions to ensure it would fit my case. EVGA SFX units are generally standardized, but some models like SFX-L are slightly longer, offering better cooling but requiring more space. Knowing my case’s PSU clearance helped me avoid any surprises.
Cooling and Noise Levels
I also considered the cooling design and noise output. EVGA SFX power supplies usually have smart fan modes that keep the fan off at low loads, making the system quieter when idle. This was a big plus for me since I wanted a silent PC for everyday use.
Price and Warranty
EVGA offers competitive pricing for their SFX power supplies, but I balanced price against features and warranty. I found that paying a bit more for a longer warranty (up to 7 years on some models) gave me peace of mind about the PSU’s longevity.
Final Thoughts
In summary, if you’re building a compact PC and considering an EVGA SFX power supply, focus on matching the wattage to your system’s needs, choose a fully modular design for easier cable management, verify size compatibility with your case, and look for high efficiency and quiet operation. Doing this helped me build a reliable and clean-looking system that runs cool and quiet.
I hope my experience helps you make an informed decision!
Author Profile
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Hey, I’m Timothy Bush. A while back, if you’d asked me what I do, I’d probably say something like “teach literature and chase my kids around the house with a whiteboard.” But life has a funny way of reshaping your identity. Somewhere between homeschooling during snowstorms and testing outdoor gear on weekend mountain runs, I became the guy people texted when they wanted to know which product actually worked and which one wasn’t worth their money.
Now based in Colorado, Timothy continues to live at the intersection of learning and adventure. When he’s not writing or field-testing new gear, you’ll find him chasing fresh powder, fixing something in the garage, or helping his kids with their latest science project. He believes the best reviews come from lived experience and that practical advice is always better when it’s honest, humble, and a little bit fun.
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