Consumercarts is reader-supported. Learn more
ASUS ROG Loki SFX-L 1000W Platinum vs be quiet! Pure Power 12 550W: Comparison
ASUS ROG Loki SFX-L 1000W Platinum vs be quiet! Pure Power 12 550W wattage compared
On wattage the spread is 45%, ASUS ROG Loki SFX-L 1000W Platinum 1000 W against be quiet! Pure Power 12 550W 550 W, so ASUS ROG Loki SFX-L 1000W Platinum takes it. Add pcie 8-pin connectors to that, 3 on the ASUS ROG Loki SFX-L 1000W Platinum versus 2 on the be quiet! Pure Power 12 550W, and the pattern holds. Hold-up time runs the same way, 22.9 ms on the ASUS ROG Loki SFX-L 1000W Platinum versus 16.6 ms on the be quiet! Pure Power 12 550W, another win for ASUS ROG Loki SFX-L 1000W Platinum. ASUS ROG Loki SFX-L 1000W Platinum also leads on mtbf, 120000 hours on the ASUS ROG Loki SFX-L 1000W Platinum versus 100000 hours on the be quiet! Pure Power 12 550W.
ASUS ROG Loki SFX-L 1000W Platinum vs be quiet! Pure Power 12 550W: which one fits your build
The ASUS ROG Loki SFX-L 1000W Platinum is the one to take for high-end single-GPU gaming builds (RTX 4080/4090-class cards) and builders who want Platinum-tier efficiency with future GPU upgrade headroom, though it is the wrong buy for budget builds where a 550-650W unit would be sufficient and extreme dual-GPU or workstation rigs needing 1200W+. 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.
Which is cheaper, ASUS ROG Loki SFX-L 1000W Platinum or be quiet! Pure Power 12 550W?
At the last price check the be quiet! Pure Power 12 550W was $74.99 and the ASUS ROG Loki SFX-L 1000W Platinum $240, a 220% premium.
Frequently asked questions
Do the ASUS ROG Loki SFX-L 1000W Platinum and be quiet! Pure Power 12 550W differ on modularity?
Yes. Modularity reads Fully Modular on the ASUS ROG Loki SFX-L 1000W Platinum versus Non-Modular on the be quiet! Pure Power 12 550W.
Is the Fan Size the same on the ASUS ROG Loki SFX-L 1000W Platinum and be quiet! Pure Power 12 550W?
It is. Both are listed at 120 mm, so it is not a reason to pick one over the other.
Specs and benchmarks
Brand
- ASUS ROG Loki SFX-L 1000W Platinum
- ASUS
- be quiet! Pure Power 12 550W
- be quiet!
Wattage
- ASUS ROG Loki SFX-L 1000W Platinum
- 1000 WBest
- be quiet! Pure Power 12 550W
- 550 W-45%
80 PLUS Rating
- ASUS ROG Loki SFX-L 1000W Platinum
- Platinum
- be quiet! Pure Power 12 550W
- Gold
Model Number
- ASUS ROG Loki SFX-L 1000W Platinum
- ROG-LOKI-1000P-SFX-L-GAMING
- be quiet! Pure Power 12 550W
- Pure Power 12 550W
ATX Standard
- ASUS ROG Loki SFX-L 1000W Platinum
- ATX 3.1
- be quiet! Pure Power 12 550W
- ATX 3.1
Form Factor
- ASUS ROG Loki SFX-L 1000W Platinum
- SFX-L
- be quiet! Pure Power 12 550W
- ATX
+12V Rail Amperage
- ASUS ROG Loki SFX-L 1000W Platinum
- 83.3 A
- be quiet! Pure Power 12 550W
- 45.8 A
Single +12V Rail
- ASUS ROG Loki SFX-L 1000W Platinum
- Yes
- be quiet! Pure Power 12 550W
- Yes
PCIe CEM Standard
- ASUS ROG Loki SFX-L 1000W Platinum
- PCIe 5.1
- be quiet! Pure Power 12 550W
- PCIe 5.1
12V-2x6 Connectors
- ASUS ROG Loki SFX-L 1000W Platinum
- 1
- be quiet! Pure Power 12 550W
- 1
Hold-Up Time
- ASUS ROG Loki SFX-L 1000W Platinum
- 22.9 ms
- be quiet! Pure Power 12 550W
- 16.6 ms-28%
Zero-RPM Mode
- ASUS ROG Loki SFX-L 1000W Platinum
- Yes
- be quiet! Pure Power 12 550W
- No
Sleeved Cables
- ASUS ROG Loki SFX-L 1000W Platinum
- No
- be quiet! Pure Power 12 550W
- Yes
PCIe 8-pin Connectors
- ASUS ROG Loki SFX-L 1000W Platinum
- 3
- be quiet! Pure Power 12 550W
- 2-33%
Connector Count
- ASUS ROG Loki SFX-L 1000W Platinum
- 1x 24-pin ATX, 2x EPS 4+4, 1x 16-pin PCIe 5.1, 3x PCIe 6+2-pin, 6x SATA, 4x Molex
- 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)
Fan Size
- ASUS ROG Loki SFX-L 1000W Platinum
- 120 mm
- be quiet! Pure Power 12 550W
- 120 mm
Fan Model / Bearing
- ASUS ROG Loki SFX-L 1000W Platinum
- 120mm double ball bearing (CF1225H12D)
- be quiet! Pure Power 12 550W
- 120mm be quiet! fan, rifle bearing
OEM / Platform
- ASUS ROG Loki SFX-L 1000W Platinum
- Great Wall
- be quiet! Pure Power 12 550W
- HEC
EPS 8-pin Connectors
- ASUS ROG Loki SFX-L 1000W Platinum
- 2
- be quiet! Pure Power 12 550W
- 1
SATA Connectors
- ASUS ROG Loki SFX-L 1000W Platinum
- 6
- be quiet! Pure Power 12 550W
- 5
Molex Connectors
- ASUS ROG Loki SFX-L 1000W Platinum
- 4
- be quiet! Pure Power 12 550W
- 1
Cable Lengths
- ASUS ROG Loki SFX-L 1000W Platinum
- 24-pin 450mm, EPS 550mm, 16-pin 450mm, PCIe 450mm, SATA 300+190+90mm, Molex 300+100+100+100mm
- be quiet! Pure Power 12 550W
- 24-pin 600mm, max cable length 550mm
Length
- ASUS ROG Loki SFX-L 1000W Platinum
- 125 mm
- be quiet! Pure Power 12 550W
- 160 mm
Colour
- ASUS ROG Loki SFX-L 1000W Platinum
- Black
- be quiet! Pure Power 12 550W
- Black
Fan Bearing
- ASUS ROG Loki SFX-L 1000W Platinum
- Ball
- be quiet! Pure Power 12 550W
- Rifle
MTBF
- ASUS ROG Loki SFX-L 1000W Platinum
- 120000 hours
- be quiet! Pure Power 12 550W
- 100000 hours-17%
Modularity
- ASUS ROG Loki SFX-L 1000W Platinum
- Fully Modular
- be quiet! Pure Power 12 550W
- Non-Modular
Protections
- ASUS ROG Loki SFX-L 1000W Platinum
- OPP, OVP, UVP, SCP, OCP, OTP
- be quiet! Pure Power 12 550W
- OTP, OCP, OPP, SCP, OVP, UVP, SIP
Price
- ASUS ROG Loki SFX-L 1000W Platinum
- 239.99 USD
- be quiet! Pure Power 12 550W
- 74.99 USD
Warranty
- ASUS ROG Loki SFX-L 1000W Platinum
- 10 years
- be quiet! Pure Power 12 550W
- 10 years
Which one should you pick?
Choose ASUS ROG Loki SFX-L 1000W Platinum if you want the higher wattage (1000 W vs 550 W), the higher 12V-2x6 connectors (1 vs 1) and the higher Hold-Up time (22.9 ms vs 16.6 ms).
Choose be quiet! Pure Power 12 550W if you already have it on hand or find it at a lower price.
Price comparison
| Retailer | ASUS ROG Loki SFX-L 1000W Platinum | be quiet! Pure Power 12 550W |
|---|---|---|
| Amazon | $239.99 View on 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
ASUS ROG Loki SFX-L 1000W Platinum
8.7 / 10 Expert Rating
The 1000W Loki SFX-L is the halo SKU of ASUS's small-form-factor line, aimed at ITX builders who want to run a flagship GPU without moving up to a full ATX case.
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.




