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be quiet! Pure Power 12 550W vs Cougar GLE 1200: Comparison
What is the difference between be quiet! Pure Power 12 550W and Cougar GLE 1200?
The gap that matters here is wattage: be quiet! Pure Power 12 550W 550 W against Cougar GLE 1200 1200 W, which puts Cougar GLE 1200 54% ahead. Pcie 8-pin connectors runs the same way, 2 on the be quiet! Pure Power 12 550W versus 6 on the Cougar GLE 1200, another win for Cougar GLE 1200. There is a split on eps 8-pin connectors as well, 1 on the be quiet! Pure Power 12 550W versus 2 on the Cougar GLE 1200.
Who each one is for
The be quiet! Pure Power 12 550W suits Quiet mainstream gaming builds and RTX 4060/RX 7600-class GPUs, though it is not built for anyone wanting fully modular cables and high-end or multi-GPU builds. it is not the pick for small form factor builds, this is a full ATX unit. It also earns its place with high-wattage single-GPU builds that want a native 12V-2x6 cable rather than an adapter. It is the wrong buy for buyers who need a verified Cybenetics rating, which Cougar publishes for the 1000W model but not this one. Our rating of the be quiet! Pure Power 12 550W (7.8/10): A quiet, Gold-rated 550W unit that's the right call for mainstream builds that don't need full modularity.
Where the two are identical
Everything else lines up. Warranty, atx standard, form factor, single +12v rail and pcie cem standard read the same on both, so those are not worth weighing. They match on 2 further specifications as well.
Frequently asked questions
Do the be quiet! Pure Power 12 550W and Cougar GLE 1200 differ on fan size?
Yes. Fan Size reads 120 mm on the be quiet! Pure Power 12 550W versus 135 mm on the Cougar GLE 1200.
Is the 12V-2x6 Connectors the same on the be quiet! Pure Power 12 550W and Cougar GLE 1200?
It is. Both are listed at 1, so it is not a reason to pick one over the other.
Specs and benchmarks
Brand
- be quiet! Pure Power 12 550W
- be quiet!
- Cougar GLE 1200
- Cougar
Wattage
- be quiet! Pure Power 12 550W
- 550 W-54%
- Cougar GLE 1200
- 1200 WBest
80 PLUS Rating
- be quiet! Pure Power 12 550W
- Gold
- Cougar GLE 1200
- Up to 91%
Model Number
- be quiet! Pure Power 12 550W
- Pure Power 12 550W
- Cougar GLE 1200
- 31GF120001P01
ATX Standard
- be quiet! Pure Power 12 550W
- ATX 3.1
- Cougar GLE 1200
- ATX 3.1
Form Factor
- be quiet! Pure Power 12 550W
- ATX
- Cougar GLE 1200
- ATX
+12V Rail Amperage
- be quiet! Pure Power 12 550W
- 45.8 A
- Cougar GLE 1200
- 100 A
Single +12V Rail
- be quiet! Pure Power 12 550W
- Yes
- Cougar GLE 1200
- Yes
PCIe CEM Standard
- be quiet! Pure Power 12 550W
- PCIe 5.1
- Cougar GLE 1200
- PCIe 5.1
12V-2x6 Connectors
- be quiet! Pure Power 12 550W
- 1
- Cougar GLE 1200
- 1
PCIe 8-pin Connectors
- be quiet! Pure Power 12 550W
- 2-67%
- Cougar GLE 1200
- 6
Connector Count
- be quiet! Pure Power 12 550W
- 1x 24-pin ATX, 1x EPS 4+4, 1x 12V-2x6, 2x PCIe 6+2-pin, 5x SATA, 1x Molex (all fixed)
- Cougar GLE 1200
- 1x 24-pin (20+4) ATX, 2x EPS 8-pin (4+4), 1x 12V-2x6 (12+4), 6x PCIe 6+2-pin, 12x SATA, 4x Molex
Fan Size
- be quiet! Pure Power 12 550W
- 120 mm
- Cougar GLE 1200
- 135 mm
Fan Model / Bearing
- be quiet! Pure Power 12 550W
- 120mm be quiet! fan, rifle bearing
- Cougar GLE 1200
- 135mm Hydro Dynamic Bearing (HDB)
EPS 8-pin Connectors
- be quiet! Pure Power 12 550W
- 1
- Cougar GLE 1200
- 2
SATA Connectors
- be quiet! Pure Power 12 550W
- 5
- Cougar GLE 1200
- 12
Molex Connectors
- be quiet! Pure Power 12 550W
- 1
- Cougar GLE 1200
- 4
Cable Lengths
- be quiet! Pure Power 12 550W
- 24-pin 600mm, max cable length 550mm
- Cougar GLE 1200
- 12V-2x6 650mm
Length
- be quiet! Pure Power 12 550W
- 160 mm
- Cougar GLE 1200
- 150 x 150 x 86 mm (W x D x H)
Colour
- be quiet! Pure Power 12 550W
- Black
- Cougar GLE 1200
- Black
Fan Bearing
- be quiet! Pure Power 12 550W
- Rifle
- Cougar GLE 1200
- Hydro
Modularity
- be quiet! Pure Power 12 550W
- Non-Modular
- Cougar GLE 1200
- Fully Modular
Protections
- be quiet! Pure Power 12 550W
- OTP, OCP, OPP, SCP, OVP, UVP, SIP
- Cougar GLE 1200
- OVP, OCP, OPP, UVP, SCP, OTP
Warranty
- be quiet! Pure Power 12 550W
- 10 years
- Cougar GLE 1200
- 10 years
Which one should you pick?
Choose be quiet! Pure Power 12 550W if you want the higher 12V-2x6 connectors (1 vs 1) and the higher warranty (10 years vs 10 years).
Choose Cougar GLE 1200 if you want the higher wattage (1200 W vs 550 W) and the higher PCIe 8-pin connectors (6 vs 2).
Price comparison
| Retailer | be quiet! Pure Power 12 550W | Cougar GLE 1200 |
|---|---|---|
| Amazon | $74.99 View on Amazon |
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
be quiet! Pure Power 12 550W
7.8 / 10 Expert Rating
A quiet, Gold-rated 550W unit that's the right call for mainstream builds that don't need full modularity.




