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ASUS ROG Loki SFX-L 1000W Platinum vs be quiet! Straight Power 12: Comparison
ASUS ROG Loki SFX-L 1000W Platinum vs be quiet! Straight Power 12: the fan size difference
The first real difference is fan size: ASUS ROG Loki SFX-L 1000W Platinum 120 mm against be quiet! Straight Power 12 135 mm. Hold-up time runs the same way, 22.9 ms on the ASUS ROG Loki SFX-L 1000W Platinum versus 17 ms on the be quiet! Straight Power 12, another win for ASUS ROG Loki SFX-L 1000W Platinum.
ASUS ROG Loki SFX-L 1000W Platinum vs be quiet! Straight Power 12: which one fits your build
The ASUS ROG Loki SFX-L 1000W Platinum suits 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 not built for budget builds where a 550-650W unit would be sufficient and extreme dual-GPU or workstation rigs needing 1200W+. Take the be quiet! Straight Power 12 for buyers who want both genuine Platinum efficiency and be quiet!'s established acoustic engineering in one flagship unit. This is exactly the dual positioning current guides give this line. It also earns its place with Quiet-focused builds where both efficiency and noise matter equally. A coherent single choice rather than trading one priority against the other. It is the wrong buy for the tightest PSU budgets. be quiet!'s own Pure Power 12 or Power Zone 2, both covered elsewhere on this site, deliver strong performance at more accessible price points.
Which is cheaper, ASUS ROG Loki SFX-L 1000W Platinum or be quiet! Straight Power 12?
The ASUS ROG Loki SFX-L 1000W Platinum asks 9% more, $240 against $220 for the be quiet! Straight Power 12.
Frequently asked questions
Do the ASUS ROG Loki SFX-L 1000W Platinum and be quiet! Straight Power 12 differ on pcie 8-pin connectors?
Yes. PCIe 8-pin Connectors reads 3 on the ASUS ROG Loki SFX-L 1000W Platinum versus 4 on the be quiet! Straight Power 12.
Is the Wattage the same on the ASUS ROG Loki SFX-L 1000W Platinum and be quiet! Straight Power 12?
It is. Both are listed at 1000 W, 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! Straight Power 12
- be quiet!
Wattage
- ASUS ROG Loki SFX-L 1000W Platinum
- 1000 W
- be quiet! Straight Power 12
- 1000 W
80 PLUS Rating
- ASUS ROG Loki SFX-L 1000W Platinum
- Platinum
- be quiet! Straight Power 12
- Platinum
Model Number
- ASUS ROG Loki SFX-L 1000W Platinum
- ROG-LOKI-1000P-SFX-L-GAMING
- be quiet! Straight Power 12
- Straight Power 12 1000W
ATX Standard
- ASUS ROG Loki SFX-L 1000W Platinum
- ATX 3.1
- be quiet! Straight Power 12
- ATX 3.1
Form Factor
- ASUS ROG Loki SFX-L 1000W Platinum
- SFX-L
- be quiet! Straight Power 12
- ATX
Single +12V Rail
- ASUS ROG Loki SFX-L 1000W Platinum
- Yes
- be quiet! Straight Power 12
- Yes
Cybenetics Efficiency
- ASUS ROG Loki SFX-L 1000W Platinum
- Platinum
- be quiet! Straight Power 12
- Platinum
Cybenetics Noise
- ASUS ROG Loki SFX-L 1000W Platinum
- A
- be quiet! Straight Power 12
- A
12V-2x6 Connectors
- ASUS ROG Loki SFX-L 1000W Platinum
- 1
- be quiet! Straight Power 12
- 1
Hold-Up Time
- ASUS ROG Loki SFX-L 1000W Platinum
- 22.9 ms
- be quiet! Straight Power 12
- 17 ms-26%
Zero-RPM Mode
- ASUS ROG Loki SFX-L 1000W Platinum
- Yes
- be quiet! Straight Power 12
- No
Sleeved Cables
- ASUS ROG Loki SFX-L 1000W Platinum
- No
- be quiet! Straight Power 12
- Yes
PCIe 8-pin Connectors
- ASUS ROG Loki SFX-L 1000W Platinum
- 3-25%
- be quiet! Straight Power 12
- 4
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! Straight Power 12
- 1x 12V-2x6, 4x PCIe 6+2-pin, 9x SATA, 1x EPS 4+4, 1x EPS 8-pin
Fan Size
- ASUS ROG Loki SFX-L 1000W Platinum
- 120 mm
- be quiet! Straight Power 12
- 135 mm
Fan Model / Bearing
- ASUS ROG Loki SFX-L 1000W Platinum
- 120mm double ball bearing (CF1225H12D)
- be quiet! Straight Power 12
- Silent Wings 135mm fluid dynamic bearing, 6-pole motor
OEM / Platform
- ASUS ROG Loki SFX-L 1000W Platinum
- Great Wall
- be quiet! Straight Power 12
- CWT
Japanese Capacitors
- ASUS ROG Loki SFX-L 1000W Platinum
- Yes
- be quiet! Straight Power 12
- Yes
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! Straight Power 12
- ATX 600mm, EPS 650-750mm, PCIe 600-750mm, SATA 500-900mm
Length
- ASUS ROG Loki SFX-L 1000W Platinum
- 125 mm
- be quiet! Straight Power 12
- 160 mm
Colour
- ASUS ROG Loki SFX-L 1000W Platinum
- Black
- be quiet! Straight Power 12
- Black
MTBF
- ASUS ROG Loki SFX-L 1000W Platinum
- 120000 hours
- be quiet! Straight Power 12
- 100000 hours-17%
Modularity
- ASUS ROG Loki SFX-L 1000W Platinum
- Fully Modular
- be quiet! Straight Power 12
- Fully Modular
Protections
- ASUS ROG Loki SFX-L 1000W Platinum
- OPP, OVP, UVP, SCP, OCP, OTP
- be quiet! Straight Power 12
- OCP, OVP, OPP, SCP, OTP, UVP
Price
- ASUS ROG Loki SFX-L 1000W Platinum
- 239.99 USD
- be quiet! Straight Power 12
- 219.99 USD
Warranty
- ASUS ROG Loki SFX-L 1000W Platinum
- 10 years
- be quiet! Straight Power 12
- 10 years
Which one should you pick?
Choose ASUS ROG Loki SFX-L 1000W Platinum if you want the higher wattage (1000 W vs 1000 W), the higher 12V-2x6 connectors (1 vs 1) and the higher Hold-Up time (22.9 ms vs 17 ms).
Choose be quiet! Straight Power 12 if you want the higher PCIe 8-pin connectors (4 vs 3).
Price comparison
| Retailer | ASUS ROG Loki SFX-L 1000W Platinum | be quiet! Straight Power 12 |
|---|---|---|
| Amazon | $239.99 View on Amazon | |
| Consumercarts listing | $219.99 View on Consumercarts listing |
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.




