be quiet! Dark Power 13 1000W Quiet Performance Power Supply | 80 Plus Titanium Efficiency | ATX 3.1| PCIe 5 | Modular | BN661
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AI Verdict
This 1000W 80 PLUS Titanium ATX 3.0 power supply delivers 95.2% efficiency and PCIe 5.0 support for high-power systems.
This 1000W 80 PLUS Titanium power supply is a strong fit for high-performance systems, especially those with modern PCIe 5.0 GPUs, due to its ATX 3.0 compliance and dedicated 12VHPWR connector. Its high efficiency and quiet operation cater to users building premium, low-noise machines.
If 1000W is overkill, look for lower wattage ATX 3.0, 80 PLUS Titanium PSUs from the same series, like the 750W or 850W models.
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Pros
- Achieves up to 95.2% 80 PLUS Titanium efficiency, minimizing heat and power waste.
- ATX 3.0 compliant with full support for PCIe 5.0 GPUs and 12VHPWR connector.
- Features a frameless Silent Wings fan for virtually inaudible operation, rated at 25.8 dBA under full load.
- Fully modular cabling simplifies installation and improves airflow within the case.
- Includes an overclocking key to switch between four 12V rails and a single massive 12V rail.
- Backed by a 10-year warranty.
Cons
- Some user reports mention coil whine or crackling noises, contradicting its 'silent' claim.
- The 'OC key' feature is not ideal for all users and can be confusing.
- The lack of individually braided cables (compared to some 'Pro' models) is a minor aesthetic drawback for some.
- Higher upfront cost compared to Platinum-rated PSUs, with electricity savings potentially not justifying the premium for average users.
Dimension Scores
Achieves up to 95.2% 80 PLUS Titanium efficiency and provides a stable 1000W output.
Features an improved frameless Silent Wings fan, rated at 25.8 dBA under full load, for virtually inaudible operation.
Professional reviews highlight excellent quality with no squeaks or rattles, and it uses high-quality Japanese capacitors.
Fully modular design with well-labeled connectors and included velcro ties simplifies cable routing.
Best For
- High-end gaming PCs with power-hungry RTX 40-series GPUs.
- Workstations requiring stable 1000W power delivery and ATX 3.0 compliance.
- PC builds where minimal fan noise is a critical design consideration.
Not Recommended For
- Budget-conscious PC builds where the Titanium efficiency premium might not be recouped.
- Users who prioritize individually braided cables directly from the PSU.
Watch Out For
- Some users reported the PSU making crackling noises or being unexpectedly loud, despite its Silent Wings fan design.
- A Reddit user mentioned that OCP (Over Current Protection) is set 'pretty wacky (very high)' which could be concerning.
- One user experienced two failed Pure Power PSUs in a row, raising concerns about be quiet! reliability for some, though this is a different product line.
- The OC key, while a feature, is described as 'not ideal' by one review, suggesting it might be cumbersome or unnecessary for most users.
Full Specifications
| ASIN | B0BV6CWS2Z |
| Brand | be quiet! |
| Wattage | 1000 watts |
| Fan Count | 1 |
| Model Name | BN661 |
| Form Factor | ATX |
| Item Weight | 9.5 pounds |
| Manufacturer | be quiet! |
| Connector Type | ATX |
| Cooling Method | Air |
| Output Wattage | 1000 |
| Item model number | BN661 |
| Compatible Devices | Computer Case |
| Product Dimensions | 6.89 x 5.91 x 3.39 inches |
| Item dimensions L x W x H | 6.89 x 5.91 x 3.39 inches |
What Buyers Say
Despite its 'be quiet!' branding and Silent Wings fan, some users have reported unexpected noise issues like crackling, which is a surprising finding for a product focused on quiet performance. However, the consensus points to its robust ATX 3.0 and PCIe 5.0 support, making it a strong contender for modern, power-hungry systems. The 80 PLUS Titanium efficiency is consistently praised for reducing heat and energy consumption.
“Man, I shelled out for this 'silent' PSU, but it's got this weird crackle sometimes, like what gives? Still, my 4090 runs like a dream, so I guess it's fine, but the noise thing is annoying.”
Common Praise
- Delivers consistent and stable power, even under heavy loads with RTX 40-series GPUs.
- The 12VHPWR cable directly supports new PCIe 5.0 graphics cards, simplifying connections.
- High 80 PLUS Titanium efficiency helps reduce electricity bills and heat output.
- Fully modular cables make installation and cable routing much easier and cleaner.
- The 10-year warranty provides long-term peace of mind.
Common Complaints
- Some units exhibit coil whine or crackling noises, contradicting the 'silent' marketing.
- The price premium for Titanium efficiency might not be worth it for all users compared to Platinum PSUs.
- Lack of individually braided cables is a minor aesthetic complaint for some users.
- The overclocking key is seen as a niche feature and not always intuitive to use.
Ownership Tips
- The PSU runs cool, even when pushing high-end components.
- The included velcro ties are genuinely useful for cable management.
- The unit's physical design is understated and doesn't draw attention in cases without a PSU shroud.
- Switching the overclocking key requires physical access to the PSU, which isn't always convenient once installed.
Frequently Asked Questions
Is this PSU compatible with ATX 3.0?
Yes, it is fully ATX 3.0 compliant, designed to handle the power demands and transient loads of modern components.
Does it support PCIe 5.0 GPUs?
Yes, it includes a 12VHPWR connector for full support of PCIe 5.0 graphics cards like the RTX 4080 and RTX 4090.
Is the fan loud?
It features an improved frameless Silent Wings fan, designed for virtually inaudible operation, with a reported noise level of 25.8 dBA under full load.
Is it fully modular?
Yes, all cables are detachable, allowing for cleaner builds and easier cable management.
What is the 80 PLUS Titanium efficiency?
It achieves up to 95.2% efficiency, meaning only a small percentage of power is lost as heat, saving on electricity costs.
What is the overclocking key for?
The overclocking key allows you to switch the PSU between a multi-rail configuration (four 12V rails) and a single, massive 12V rail for high-power demands.
Buying Guide
When buying a power supply, you're looking for stable, efficient power delivery to all your PC components. The wattage needs to match or exceed your system's total power draw, especially for high-end graphics cards. Efficiency ratings like 80 PLUS Titanium indicate how much power is lost as heat, with higher ratings meaning less waste and potentially lower electricity bills over time.
Wattage (1000W)
This number tells you the maximum power the PSU can supply. A 1000W unit is suitable for powerful systems, especially those with top-tier CPUs and GPUs like an RTX 4090, ensuring enough headroom for stable operation and potential upgrades.
80 PLUS Titanium Efficiency
This certification means the PSU converts at least 90% of AC power into DC power at various loads, reaching up to 95.2% efficiency. It's like a car's MPG – higher efficiency means less wasted energy as heat and potentially lower electricity costs.
ATX 3.0 / PCIe 5.0
These are the latest standards for power supplies, crucial for compatibility with modern components. ATX 3.0 handles power spikes better, and PCIe 5.0 means it has the new 12VHPWR connector required by high-end graphics cards, so you don't need adapters.
Modular
A modular PSU lets you detach unused cables. This reduces clutter inside your PC case, improves airflow, and makes building or upgrading your system much easier and cleaner.
Alternatives
If this PSU is beyond your budget, look for ATX 3.0 compliant PSUs with 80 PLUS Platinum or Gold efficiency ratings at your desired wattage, as these offer a better balance of cost and efficiency.
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