Cooler Master MWE Gold 850 V2 Full Modular PSU, 850W, 80+ Gold, Designed Ready Nvidia RTX 5080 | AMD RX 9070 XT, 2 EPS Connectors, 120mm HDB Fan, Semi-fanless, 5-Year
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AI Verdict
This 850W 80+ Gold fully modular PSU with 2 EPS connectors is for PC builders needing affordable power for high-end components, but without a 12VHPWR connector.
This 850W 80+ Gold PSU is a situational fit because while it offers ample power and efficiency for many systems, its lack of a native 12VHPWR connector and mixed user reports on fan noise mean it won't suit everyone. The fully modular design and dual EPS connectors are definite positives for cable management and motherboard compatibility.
If you're building with an RTX 40-series GPU, look for a PSU with a native 12VHPWR connector and an ATX 3.0 certification for direct compatibility.
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Pros
- Delivers 850W of power with 80+ Gold certification, achieving up to 90% efficiency under typical loads.
- Includes two EPS connectors, ensuring compatibility with current generation motherboards.
- Fully modular design with flat black cables simplifies cable management and improves airflow inside your case.
- Operates reliably at temperatures up to 50 degrees Celsius, handling demanding conditions.
- Features a 120mm Hydro Dynamic Bearing (HDB) fan designed for low friction and quiet operation at low RPMs.
Cons
- Does not include a 12VHPWR connector for newer GPUs like the RTX 4090, requiring a separate adapter.
- Some users report the 'semi-fanless' mode does not equate to a 0 RPM fan stop, with the fan always spinning and becoming audible at high loads.
- The 5-year warranty is shorter than the 7-10 year warranties offered by some competing PSUs.
- A few users have reported reliability issues with the unit.
Dimension Scores
The 850W output and 80+ Gold certification ensure up to 90% efficiency under typical loads, which is above average for its price band.
While it features a 120mm HDB fan and 'semi-fanless' operation, user experiences are mixed, with some reporting audible fan noise at high loads and no true 0 RPM mode.
It's rated as a 'B tier' PSU on the Cultists.network list and is designed for high-temperature resilience up to 50°C, indicating a solid, but not top-tier, construction.
The fully modular design with flat black cables significantly reduces clutter and improves airflow, making cable management easier than with non-modular units.
Best For
- Gaming PCs with high-wattage GPUs (e.g., RTX 30-series, RX 6000-series) that use standard 6/8-pin PCIe power connectors.
- Budget-conscious builders needing 850W 80+ Gold power without breaking the bank.
- Systems requiring two EPS connectors for motherboard compatibility.
- Users prioritizing clean cable management due to the fully modular design and flat cables.
Not Recommended For
- High-end builds with an RTX 40-series GPU that require a native 12VHPWR connector for optimal power delivery.
- Users who demand absolute silence with a true 0 RPM fan mode at low loads.
- Anyone needing a warranty longer than 5 years for extended peace of mind.
Watch Out For
- No native 12VHPWR cable means you'll need an adapter for newer GPUs, adding clutter and potential points of failure.
- The 'semi-fanless' mode doesn't guarantee a completely silent 0 RPM fan stop, with some users reporting the fan always spins and becomes audible under load.
- Some users have experienced reliability problems, indicating a potential for unit failure.
- The 5-year warranty is shorter than the 7-10 year coverage offered by some competitors, which could be a concern for long-term builds.
Full Specifications
| ASIN | B08M9M6DB9 |
| Brand | Cooler Master |
| Color | MWE Gold 850V2 |
| Series | MWE Gold 850 V2 |
| Wattage | 750 watts |
| Model Name | MWE Gold 850 V2 |
| Form Factor | ATX |
| Item Weight | 6.1 pounds |
| Manufacturer | Cooler Master |
| Connector Type | ATX, EPS, PCI Express, SATA |
| Cooling Method | Air |
| Output Wattage | 850 |
| Item model number | MPE-8501-AFAAG-US |
| Compatible Devices | Personal Computer |
| Product Dimensions | 5.5 x 5.9 x 3.38 inches |
| Item Dimensions LxWxH | 5.5 x 5.9 x 3.38 inches |
| Item dimensions L x W x H | 5.5 x 5.9 x 3.38 inches |
What Buyers Say
The biggest surprise is the conflicting information on the 'semi-fanless' feature; some users expected a 0 RPM mode but found the fan always spinning, becoming audible under load. Despite this, many users praise its value for an 850W 80+ Gold unit, especially for powering demanding GPUs without breaking the bank. The fully modular cables are a consistent highlight for clean builds. However, the absence of a 12VHPWR connector for newer GPUs is a recurring point of frustration.
“Man, this thing powers my RTX 3080 no problem, and the cables are actually easy to hide. But seriously, why no 12VHPWR for my next GPU? And the fan definitely spins, it's not totally silent like I hoped.”
Common Praise
- Provides 850W of power at a competitive price point for an 80+ Gold unit.
- Fully modular design with flat black cables makes cable routing straightforward and clean.
- Includes two EPS connectors, offering broad compatibility with modern motherboards.
- Handles high-wattage GPUs like the RTX 4090, even if an adapter is needed.
- Generally considered quiet at low loads due to the HDB fan and low RPM operation.
Common Complaints
- Lack of a native 12VHPWR connector for RTX 40-series GPUs, requiring an adapter.
- The 'semi-fanless' mode doesn't always mean a 0 RPM fan stop, with the fan sometimes audible at higher loads.
- Some users have reported reliability issues or fan buzzing after a period of use.
- The 5-year warranty is shorter compared to some competitors offering 7 or 10 years.
Ownership Tips
- The flat black cables are flexible enough to route behind the motherboard tray in most cases, making for a tidy build.
- Even with the 'semi-fanless' feature, the fan often runs at a low RPM, so don't expect absolute silence like a true 0 RPM mode.
- The included cable ties are basic; you'll want to invest in some reusable Velcro straps for easier adjustments.
- The unit itself is fairly compact for an 850W PSU, fitting well in mid-tower cases without clearance issues.
Frequently Asked Questions
Does this PSU have a 0 RPM fan mode?
The product features 'semi-fanless operation' and a 120mm HDB fan designed for low RPMs and low noise. However, some users report the fan is always spinning and does not have a true 0 RPM mode.
Is this PSU compatible with an RTX 4090?
It can power an RTX 4090, but it does not include a native 12VHPWR connector, so you will need to use an adapter cable with your GPU.
What is the warranty period for this power supply?
The Cooler Master MWE Gold 850 V2 comes with a 5-year warranty.
Are the cables modular?
Yes, this is a fully modular power supply, meaning you only connect the cables you need, which helps with cable management and airflow.
How efficient is this power supply?
It is 80+ Gold certified, guaranteeing up to 90% efficiency under typical loads, which helps reduce energy waste and heat.
Buying Guide
When you're looking at a power supply, you're basically picking the heart of your PC. You need enough wattage to power all your components, especially your graphics card and CPU. Efficiency ratings like 80+ Gold tell you how much power is actually delivered to your components versus wasted as heat, which can save you a bit on your electricity bill. Modularity is also a big deal; it means you only plug in the cables you need, making your build look cleaner and improving airflow inside your case.
Wattage (850W)
This is the total power your PSU can deliver. Think of it like the horsepower of a car; you need enough to get where you're going with all your passengers (components). An 850W unit is suitable for most high-end gaming PCs with a single powerful GPU.
80+ Gold Rating
This certification indicates the power supply is at least 87% efficient at 20% load, 90% at 50% load, and 87% at 100% load. Higher efficiency means less wasted energy as heat, which can lead to lower electricity bills and a cooler-running system.
Full Modular
A fully modular PSU lets you detach every cable that isn't hardwired. This is a huge win for cable management, as you only use the cables your system needs, reducing clutter and improving airflow inside your PC case. It's like having custom-fit clothes instead of one-size-fits-all.
EPS Connectors (2)
These are dedicated power connectors for your CPU. Having two ensures compatibility with higher-end motherboards and CPUs that require more power, preventing bottlenecks and ensuring stable operation.
Alternatives
If this PSU doesn't fit, look for units with ATX 3.0 certification and a native 12VHPWR connector for direct compatibility with the newest GPUs, or consider PSUs with a longer warranty if long-term peace of mind is a priority.
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