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be quiet! Power Zone 2 850W vs Gigabyte UD850GM PG5: Comparison
be quiet! Power Zone 2 850W and Gigabyte UD850GM PG5 separate most on warranty: be quiet! Power Zone 2 850W at 10 years, Gigabyte UD850GM PG5 at 5 years, 50% in favour of be quiet! Power Zone 2 850W. PCIe 8-pin Connectors splits them by another 25%, this time favouring Gigabyte UD850GM PG5. They match on 8 other specifications, including wattage, form factor and single +12v rail. On price, Gigabyte UD850GM PG5 sits at $109.99 against $124.99 for be quiet! Power Zone 2 850W.
Specs
| Specification |  |  |
|---|---|---|
| Brand | be quiet! | Gigabyte |
| Wattage | 850 W | 850 W |
| 80 PLUS Rating | Platinum | Gold |
| ATX Standard | ATX 3.1 | ATX 3.0 |
| Form Factor | ATX | ATX |
| Single +12V Rail | Yes | Yes |
| Cybenetics Efficiency | Platinum | Gold |
| Cybenetics Noise | A+ | A- |
| PCIe CEM Standard | PCIe 5.1 | PCIe 5.0 |
| 12V-2x6 Connectors | 1 | 1 |
| Hold-Up Time | 21.1 ms | 16 ms-24% |
| Sleeved Cables | Yes | No |
| PCIe 8-pin Connectors | 3-25% | 4 |
| Connector Count | 1x 24-pin ATX, 1x EPS 4+4, 1x EPS 8-pin, 1x P4, 1x 12V-2x6 (600W), 3x PCIe 6+2-pin, 7x SATA, 1x Molex | 1x 24-pin ATX, 2x EPS 4+4, 1x 16-pin 12VHPWR (600W native), 4x PCIe 6+2-pin, 8x SATA, 3x Molex, 1x floppy |
| Fan Size | 140 mm | 120 mm |
| Fan Model / Bearing | Pure Wings 3 140mm (BQ PUW3-14025-HR), rifle bearing | 120mm hydraulic bearing |
| OEM / Platform | FSP | CWT |
| EPS 8-pin Connectors | 2 | 2 |
| SATA Connectors | 7 | 8 |
| Molex Connectors | 1 | 3 |
| Cable Lengths | ATX 590mm, EPS 700mm, PCIe 600mm, 12V-2x6 600mm, SATA 550+150+150+155mm and 500+150+150mm | 24-pin 610mm, EPS 600+200mm, 16-pin 700mm, PCIe 600+150mm |
| Length | 160 mm | 140 mm |
| Colour | Black | Black |
| Fan Bearing | Rifle | Hydro |
| MTBF | 100000 hours | 100000 hours |
| Modularity | Fully Modular | Fully Modular |
| Protections | OTP, OCP, OPP, SCP, OVP, UVP, SIP | OVP, OPP, SCP, UVP, OCP, OTP |
| Warranty | 10 years | 5 years-50% |
| Model | Power Zone 2 850W | UD850GM PG5 |
| Typical Price | $124.99 | $109.99 |
| Source URL | https://www.bequiet.com/en/powersupply/5764 | https://www.gigabyte.com/us/Power-Supply/GP-UD850GM-PG5-rev-20/sp |
Price comparison
| Retailer | be quiet! Power Zone 2 850W | Gigabyte UD850GM PG5 |
|---|---|---|
| Consumercarts listing | $124.99 View on Consumercarts listing | |
| Amazon | $109.99 View on Amazon | |
| Newegg | View on Newegg |
Disclaimer: The price and specification of the given product may differ from the actual product. Please confirm on the retailer's website before buying.
Verdict
Gigabyte UD850GM PG5
8 / 10 Expert Rating
A modern, well-specced ATX 3.1 Gold unit for Gigabyte-themed builds, docked slightly for being a newer, less field-tested platform.
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