The ASRock SL-1000GW Gold is a 1000W full-modular ATX 3.1 power supply in white, built for high-performance gaming and creator PCs that need native 12V-2x6 support for current-generation GPUs and clean cable management.
Recommended For
- Builders putting together a white high-end gaming PC with a current Nvidia or AMD GPU and wanting a native 12V-2x6 cable, full modular cabling, and ATX 3.1 compatibility without stepping up to a pricier flagship PSU.
- Upgraders who want extra wattage headroom for a future GPU swap or a CPU-and-GPU-heavy gaming/workstation build, and prefer buying one 1000W unit now instead of replacing an 850W PSU later.
- Users who care about a quieter desktop under typical gaming or mixed-load use and specifically look for low-noise PSU behavior, semi-passive operation, and strong Cybenetics noise certification.
- Buyers shopping value 1000W PSUs in the US market who have seen this model recommended mainly when discounted, especially for performance-focused builds where full modular design and long warranty matter more than premium-brand preference.
Real-World Use Scenarios
- Building a high-end gaming PC with a current flagship-class GPU and ATX 3.1 support, the user is trying to avoid power-related instability during heavy gaming or sudden load spikes; the likely experience is stable operation with native 12V-2x6 cabling and headroom that fits a modern single-GPU enthusiast build.
- Putting together a white-themed showcase PC, the user is trying to match the PSU to the rest of the build without giving up current-gen cable support; the likely outcome is a cleaner-looking build thanks to the white housing, full modular layout, and native GPU power cable that reduces the need for visible adapters.
- Running a gaming and creator system that may spend long periods at moderate load, the user is trying to keep everyday noise down while retaining full output when needed; the likely experience is quieter light-to-mid load use because the hybrid fan mode can keep the fan off until load rises, while still ramping up cooling under heavier sessions.
- Choosing a PSU for a first custom build or a pre-planned parts list, the user is trying to buy one unit that will cover today's build and leave room for later GPU upgrades; the likely outcome is fewer compatibility worries over time, since this 1000W model commonly appears in enthusiast gaming build lists and is positioned for modern PCIe 5.x graphics cards.
- Using an overclocked or heavily loaded gaming system, the user is trying to maintain consistent power delivery during demanding sessions rather than chase extreme benchmark-only numbers; the likely experience is dependable day-to-day performance with solid voltage regulation and acceptable ripple behavior, though buyers focused on the very strongest electrical results may compare higher-tier alternatives.
Spec Summary
| Attribute | Value |
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| Best For | Desktop PCs and ATX3.1/PCIe5.1 builds that require up to 1000 W and standard ATX/PCI Express compatibility |
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| Power And Efficiency | 1000 W output with 80 PLUS GOLD efficiency |
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| Connectors And Modular Design | Full-modular cable design with ATX and PCI Express cable connectors; includes 6+2-pin PCIe connector(s) with three PSU connector(s) reported |
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| Cooling And Acoustics | 135mm striped axial FDB fan for active cooling; Cybenetics A+ noise rating |
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| Electrical Input | AC input range 110–240 V |
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| Physical And Weight | White chassis; dimensions 15 x 15 x 8.6 cm; weight 3.189 kg |
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| Model Identifiers | ASRock SL-1000GW (model number 90-UXS100-GFUABA), style 1000GW |
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Reference Q&A
Q: Should I buy the ASRock SL-1000GW or a typical 850W ATX 3.1 PSU for a gaming build?
A: Choose the ASRock SL-1000GW if your build uses a high-end GPU, you want more upgrade headroom, or you prefer a native 12V-2x6-ready 1000W unit with a 10-year warranty. An 850W ATX 3.1 PSU is usually the more practical choice for mid-range to upper-mid-range systems that stay within lower power limits. The main trade-off is capacity: 850W is often enough today, while 1000W gives more margin for transient spikes, future GPU upgrades, and lower relative load in demanding systems.
Q: Is the ASRock SL-1000GW a better fit than the Corsair RM850x Shift?
A: The ASRock SL-1000GW is the better fit if you want more wattage headroom and a standard front-facing modular layout in a white 1000W PSU. The Corsair RM850x Shift makes more sense if 850W is enough for your system and you specifically want the side-mounted Shift cable layout for cases that support it well. In practice, this comparison usually comes down to case compatibility and required wattage rather than efficiency class alone.
Q: Should I choose the ASRock SL-1000GW or another 1000W Gold PSU like the MSI MPG A1000G PCIE5?
A: Choose the ASRock SL-1000GW if you want a white Steel Legend unit with Cybenetics Platinum efficiency certification, low-noise certification, and native ATX 3.1 positioning. Choose an alternative like the MSI MPG A1000G PCIE5 if you prefer a more established PSU lineup or you find stronger pricing and availability in your market. For most buyers, these models sit in the same decision tier, so the deciding factors are usually color, connector layout, review confidence, and local price.
Q: Is the ASRock SL-1000GW worth buying over an older ATX 3.0 or non-12V-2x6 1000W PSU?
A: Yes, the ASRock SL-1000GW is the more current choice if you are building around new GPUs and want ATX 3.1 plus a native 12V-2x6 cable included from the start. An older ATX 3.0 or non-12V-2x6 1000W PSU can still be a valid option if it is a proven model and your cabling already fits your GPU plan, but the newer standard is the cleaner path for a fresh build. The upgrade is mainly about connector standardization, current platform compatibility, and reducing adapter dependence.
Q: Should I step up from the ASRock SL-1000GW to a higher-tier Platinum PSU?
A: Step up only if your priority is maximizing efficiency, acoustics, or platform refinement and the price difference is reasonable for your build budget. The ASRock SL-1000GW already covers the practical needs most gaming and workstation users care about: 1000W capacity, full modular cabling, ATX 3.1 readiness, Japanese capacitors, and a long warranty. A higher-tier Platinum model is more of a preference upgrade than a required one for most systems.
Q: Is this a good PSU for a high-end RTX 40 or RTX 50 gaming PC?
A: Yes. This model is a strong fit for a high-end gaming build that uses a modern power-hungry GPU. The key reason is compatibility: it is a 1000W, full-modular ATX 3.1 and PCIe 5.1 power supply with a native 12V-2x6 cable, which is the connector buyers repeatedly ask about for newer graphics cards. It makes the most sense for single-GPU performance builds where you want current-gen connector support and extra headroom.
Q: Who is this power supply best suited for?
A: It is best suited for builders who want a 1000W class PSU for a high-performance desktop, especially a clean white build with a modern GPU. It fits users who care about modular cabling, current ATX 3.1 / PCIe 5.1 support, lower-noise operation, and long-term ownership. It is less suitable for budget or midrange systems that do not need 1000W capacity.
Q: What are the main trade-offs versus a similar Corsair or MSI 1000W PSU?
A: The main trade-off is brand ecosystem and track record versus feature value. This ASRock unit matches the decision points shoppers usually compare at retail: 1000W output, full modular design, ATX 3.1 / PCIe 5.1 readiness, and native next-gen GPU cabling. Compared with similar Corsair or MSI models, the practical differences are more likely to be warranty terms, fan/noise tuning, cable preferences, and brand familiarity rather than basic compatibility. If you want white color and current connector support, this ASRock model is competitive; if you prioritize a more established PSU lineup or wider review history, Corsair and MSI may feel safer.
Q: Is 1000W too much for most PC builds?
A: For many mainstream PCs, yes. A 1000W PSU is usually more than necessary for office, entry gaming, or midrange systems. It is most appropriate when you are pairing a high-end CPU with a powerful modern GPU, want upgrade headroom, or specifically need native 12V-2x6 support. If your build is modest, a lower-wattage Gold PSU is often the more cost-efficient choice.
Q: Does this PSU make cable management and clean builds easier?
A: Yes. For buyers deciding based on build convenience, the full-modular design is a clear advantage because you only install the cables you need. That makes routing simpler and is especially useful in showcase builds where color and internal appearance matter. The white finish and native modern GPU cable also make it a better fit for clean, current-gen builds than older non-modular or adapter-dependent units.
Q: Is the ASRock SL-1000GW a sensible buy for a high-end gaming PC with a modern RTX 40/50-series GPU?
A: Yes, if you specifically want a 1000W ATX 3.1 power supply with a native 12V-2x6 connector for a high-power GPU build. Reddit discussions around 1000W PSU shopping and high-end GPU pairings repeatedly treat this model as a candidate for RTX 5080/5090-class systems, mainly because it offers 1000W capacity, full modular cabling, and current-gen power support. The main caution is that buyers still compare it against more established PSU lines when reliability reputation matters more than price.
Q: Who is the ASRock SL-1000GW best suited for?
A: It is best suited for builders who need a white, fully modular 1000W PSU for a performance desktop with a power-hungry GPU and want current ATX 3.1 / PCIe 5.1 support. Reddit build lists that include this model are typically mid-range to high-end gaming PCs, not low-power or compact budget systems. It makes the most sense when color matching, cable management, and headroom for future GPU upgrades matter.
Q: What are the main trade-offs of choosing the ASRock SL-1000GW instead of a more established 1000W PSU?
A: The main trade-off is value versus brand track record. On paper, this model is competitive: 1000W output, 80 Plus Gold, Cybenetics ratings, full modular design, native 12V-2x6 support, and a 10-year warranty. But Reddit discussions show that some buyers still cross-shop it against better-known PSU families and may favor those alternatives if they prioritize a longer community reputation, broader reviewer coverage, or established tier-list confidence over feature value.
Q: Is the ASRock SL-1000GW overkill for a typical first gaming PC build?
A: Often yes. In Reddit first-build discussions, a 1000W PSU is usually only justified when the parts list includes a very high-end GPU, substantial upgrade headroom, or a specific pricing deal that makes 1000W unusually attractive. For more mainstream gaming builds, this unit may provide more capacity than necessary, even though its modular design and modern connector support still make it usable.
Q: Is this a good replacement choice if I want a white PSU with modern GPU power support?
A: Yes, if your replacement goals are color matching, full modular cabling, and native support for newer GPUs that use 12V-2x6 power. The SL-1000GW is especially relevant for white-themed builds where many buyers otherwise narrow choices to a smaller set of ATX 3.x units. The trade-off is that replacement buyers who care most about proven long-term platform reputation may still compare it closely with better-known alternatives before deciding.
