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ASRock Steel Legend SL-750G vs be quiet! Straight Power 12 1500W: Comparison
ASRock Steel Legend SL-750G vs be quiet! Straight Power 12 1500W: the wattage difference
Wattage is where these two genuinely part company, ASRock Steel Legend SL-750G 750 W against be quiet! Straight Power 12 1500W 1500 W, a 50% lead for be quiet! Straight Power 12 1500W. Add 12v-2x6 connectors to that, 1 on the ASRock Steel Legend SL-750G versus 2 on the be quiet! Straight Power 12 1500W, and the pattern holds. be quiet! Straight Power 12 1500W also leads on pcie 8-pin connectors, 2 on the ASRock Steel Legend SL-750G versus 4 on the be quiet! Straight Power 12 1500W.
Which should you buy, ASRock Steel Legend SL-750G or be quiet! Straight Power 12 1500W?
Take the ASRock Steel Legend SL-750G for buyers building a Steel Legend-themed system who want matching PSU aesthetics. A genuine visual differentiator within the category. It also earns its place with anyone who wants efficiency performance that exceeds the official badge. The independently verified Cybenetics Platinum result here is a real bonus over the Gold certification alone. Avoid it for builds needing more than 750W of headroom. An 850W or higher unit, several covered elsewhere on this site, is the right tier for more demanding GPU pairings. The be quiet! Straight Power 12 1500W suits builders targeting an extreme multi-GPU or high-core-count workstation and anyone who wants fully modular cabling with native 12V-2x6 support, though it is not the pick for builds needing more than 1500W of continuous headroom and buyers who need the smallest possible SFX/SFX-L footprint.
ASRock Steel Legend SL-750G vs be quiet! Straight Power 12 1500W price
At the last price check the ASRock Steel Legend SL-750G was $69.99 and the be quiet! Straight Power 12 1500W $300, a 329% premium.
Frequently asked questions
Do the ASRock Steel Legend SL-750G and be quiet! Straight Power 12 1500W differ on hold-up time?
Yes. Hold-Up Time reads 16.3 ms on the ASRock Steel Legend SL-750G versus 20.1 ms on the be quiet! Straight Power 12 1500W.
Is the Modularity the same on the ASRock Steel Legend SL-750G and be quiet! Straight Power 12 1500W?
It is. Both are listed at Fully Modular, so it is not a reason to pick one over the other.
Specs and benchmarks
Brand
- ASRock Steel Legend SL-750G
- ASRock
- be quiet! Straight Power 12 1500W
- be quiet!
Wattage
- ASRock Steel Legend SL-750G
- 750 W-50%
- be quiet! Straight Power 12 1500W
- 1500 WBest
80 PLUS Rating
- ASRock Steel Legend SL-750G
- Gold
- be quiet! Straight Power 12 1500W
- Platinum
Model Number
- ASRock Steel Legend SL-750G
- Steel Legend SL-750G
- be quiet! Straight Power 12 1500W
- Straight Power 12 1500W
ATX Standard
- ASRock Steel Legend SL-750G
- ATX 3.1
- be quiet! Straight Power 12 1500W
- ATX 3.0
Form Factor
- ASRock Steel Legend SL-750G
- ATX
- be quiet! Straight Power 12 1500W
- ATX
+12V Rail Amperage
- ASRock Steel Legend SL-750G
- 62.5 A
- be quiet! Straight Power 12 1500W
- 125 A
Single +12V Rail
- ASRock Steel Legend SL-750G
- Yes
- be quiet! Straight Power 12 1500W
- Yes
PCIe CEM Standard
- ASRock Steel Legend SL-750G
- PCIe 5.1
- be quiet! Straight Power 12 1500W
- PCIe 5.1
12V-2x6 Connectors
- ASRock Steel Legend SL-750G
- 1-50%
- be quiet! Straight Power 12 1500W
- 2
Hold-Up Time
- ASRock Steel Legend SL-750G
- 16.3 ms-19%
- be quiet! Straight Power 12 1500W
- 20.1 ms
Sleeved Cables
- ASRock Steel Legend SL-750G
- No
- be quiet! Straight Power 12 1500W
- Yes
PCIe 8-pin Connectors
- ASRock Steel Legend SL-750G
- 2-50%
- be quiet! Straight Power 12 1500W
- 4
Connector Count
- ASRock Steel Legend SL-750G
- 1x 24-pin ATX, 2x EPS 4+4, 1x 12V-2x6, 2x PCIe 6+2-pin, 9x SATA, 3x Molex
- be quiet! Straight Power 12 1500W
- 1x 24-pin ATX, 1x EPS 4+4, 1x EPS 8-pin, 2x 12V-2x6, 4x PCIe 6+2-pin, 9x SATA, 2x Molex
Fan Size
- ASRock Steel Legend SL-750G
- 135 mm
- be quiet! Straight Power 12 1500W
- 135 mm
Fan Model / Bearing
- ASRock Steel Legend SL-750G
- 135mm striped axial fluid dynamic bearing (RL4ZS1352512HH)
- be quiet! Straight Power 12 1500W
- 135mm Silent Wings, fluid dynamic bearing, 6-pole motor
Japanese Capacitors
- ASRock Steel Legend SL-750G
- Yes
- be quiet! Straight Power 12 1500W
- Yes
EPS 8-pin Connectors
- ASRock Steel Legend SL-750G
- 2
- be quiet! Straight Power 12 1500W
- 2
SATA Connectors
- ASRock Steel Legend SL-750G
- 9
- be quiet! Straight Power 12 1500W
- 9
Molex Connectors
- ASRock Steel Legend SL-750G
- 3
- be quiet! Straight Power 12 1500W
- 2
Length
- ASRock Steel Legend SL-750G
- 150 mm
- be quiet! Straight Power 12 1500W
- 180 mm
Colour
- ASRock Steel Legend SL-750G
- Black
- be quiet! Straight Power 12 1500W
- Black
Fan Bearing
- ASRock Steel Legend SL-750G
- Fluid Dynamic
- be quiet! Straight Power 12 1500W
- Fluid Dynamic
MTBF
- ASRock Steel Legend SL-750G
- 100000 hours
- be quiet! Straight Power 12 1500W
- 100000 hours
Modularity
- ASRock Steel Legend SL-750G
- Fully Modular
- be quiet! Straight Power 12 1500W
- Fully Modular
Protections
- ASRock Steel Legend SL-750G
- OCP, SCP, OVP, UVP, OTP, OPP
- be quiet! Straight Power 12 1500W
- OTP, OCP, OPP, SCP, OVP, UVP, SIP
Price
- ASRock Steel Legend SL-750G
- 69.99 USD
- be quiet! Straight Power 12 1500W
- 299.99 USD
Warranty
- ASRock Steel Legend SL-750G
- 10 years
- be quiet! Straight Power 12 1500W
- 10 years
Which one should you pick?
Choose ASRock Steel Legend SL-750G if you want the higher MTBF (100000 hours vs 100000 hours) and the higher warranty (10 years vs 10 years).
Choose be quiet! Straight Power 12 1500W if you want the higher wattage (1500 W vs 750 W), the higher 12V-2x6 connectors (2 vs 1) and the higher Hold-Up time (20.1 ms vs 16.3 ms).
Price comparison
| Retailer | ASRock Steel Legend SL-750G | be quiet! Straight Power 12 1500W |
|---|---|---|
| Newegg | $69.99 View on Newegg | View on Newegg |
| Amazon | $299.99 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! Straight Power 12 1500W
8.8 / 10 Expert Rating
A best-in-class 1500W Platinum-rated ATX unit for an extreme multi-GPU or high-core-count workstation, held back only by its premium price.




