The ASRock CL-750B is a 750W ATX power supply with 80 PLUS Bronze efficiency and a native 12V-2x6 connector, making it a practical fit for mainstream gaming PCs and value-focused builders using modern graphics cards.
Recommended For
- Builders putting together a value-focused gaming PC with a midrange-to-upper-midrange GPU, especially if they want a native 12V-2x6 cable for a newer graphics card without paying for a Gold or fully modular PSU.
- First-time or budget PC builders who prefer simple compatibility over cable customization, and are fine with a non-modular unit in a standard ATX case.
- Shoppers comparing low-cost 650W-850W PSUs who care more about price, baseline protections, and a 5-year warranty than about premium efficiency tiers or enthusiast branding.
- Upgraders moving from an older PSU to support a current-gen GPU, where the main goal is getting modern power connectors and 750W headroom for a mainstream gaming setup.
Real-World Use Scenarios
- Building a mid-range gaming PC with one modern graphics card, the user wants a budget PSU that works with newer GPU power plugs without adapters; in practice, the CL-750B fits that role and should handle a typical single-GPU setup cleanly, though cable management is less tidy because the cables are fixed.
- Upgrading an older ATX desktop to support a newer PCIe 5.1 graphics card, the user is trying to avoid a full platform rebuild; the likely experience is a straightforward power-supply swap if the case has room, with the native 12V-2x6 lead making the GPU connection simpler than using bundled adapters.
- Putting together a value-focused 1080p or 1440p gaming system, the user is mainly trying to balance cost, wattage, and mainstream compatibility; the expected outcome is enough headroom for common CPU plus single-GPU builds, but this is better matched to mainstream components than to top-end overclocked parts.
- Assembling a workstation or home PC with several drives and standard motherboard power needs, the user wants a basic PSU for everyday productivity, content work, and light expansion; the likely result is normal compatibility for conventional ATX builds, but the limited SATA count and non-modular cabling can become a constraint in storage-heavy systems.
- Using it in a clean-looking tempered-glass build, the user is trying to keep the interior organized and airflow unobstructed; the real-world tradeoff is that the PSU can power the system fine, but extra unused cables usually need to be tucked away, so cable routing is more work than with a semi-modular or modular unit.
Spec Summary
| Attribute | Value |
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| Best For | ATX desktop builds that need up to 750 W with onboard 24‑pin ATX, CPU EPS and 6+2 PCIe power connectors—suitable for systems with discrete GPUs and standard ATX cases |
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| Power And Efficiency | 750 W DC output with 80 PLUS Bronze efficiency |
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| Form Factor And Compatibility | ATX non-modular power supply (fixed cables) designed for standard ATX PC builds |
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| Connectors And Cables | Includes 1×24‑pin ATX, 2×8‑pin (4+4) EPS CPU connectors, 2×8‑pin (6+2) PCIe connectors, 2×4‑pin peripheral connectors and 4× SATA power connectors |
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| Cooling | Single fan cooling with one 120 mm fan |
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| Electrical Input | AC input range 110–240 V |
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| Physical Specifications | Chassis dimensions 14 × 15 × 8.6 cm; package dimensions 10.2108 × 19.812 × 27.305 cm; package weight 2.422 kg; color Black; sold as a single unit |
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| Model Identifiers | ASRock CL-750B (model 90-UXC075-BNUAAA), marketed as 750B |
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Reference Q&A
Q: Should I choose the ASRock CL-750B or a 650W Bronze PSU for a mid-range gaming PC?
A: Choose the ASRock CL-750B when you want more upgrade headroom for future GPU changes or a system that may move into the RTX 4070 / RX 7800 XT class. Its 750W capacity and native 12V-2x6 cable make it a more forward-looking fit than a typical 650W Bronze unit. A 650W Bronze PSU is still the more practical choice for lower-draw builds where cost and basic power delivery matter more than expansion headroom.
Q: ASRock CL-750B vs MSI MAG A750BN PCIE5 II: which one makes more sense?
A: These two models target the same buyer: a value-focused gaming build that needs 750W, 80 Plus Bronze efficiency, non-modular cabling, and a native 12V-2x6 lead. The ASRock CL-750B makes sense when it is the lower-priced option or when you want ASRock's Challenger-series positioning for first-time builders. The MSI MAG A750BN PCIE5 II makes more sense if you specifically want an ATX 3.1-labeled alternative from a very established mainstream PSU line. In practice, this is usually a price-and-availability decision because the feature set is closely matched.
Q: Is the ASRock CL-750B a better buy than a semi-modular 750W Bronze PSU like Corsair CX750M?
A: Pick the ASRock CL-750B when lower cost and a native 12V-2x6 cable matter more than cable management. Pick a semi-modular 750W Bronze unit like Corsair CX750M when cleaner wiring and easier installation matter more. This is a straightforward trade-off: the ASRock is positioned as a value-oriented non-modular PSU, while Corsair's CX750M line is built around semi-modular convenience and broader mainstream review coverage.
Q: Should I step up from the ASRock CL-750B to a 750W or 850W Gold PSU?
A: Step up if you want higher efficiency, more premium positioning, or a build centered on sustained gaming loads and longer-term upgrades. Stay with the ASRock CL-750B when you want a budget-oriented 750W supply that already covers modern connector needs, including a native 12V-2x6 cable. In most buying decisions, Bronze vs Gold at this wattage is less about raw compatibility and more about efficiency, cabling tier, warranty level, and overall platform class.
Q: Is the ASRock CL-750B a good budget PSU for a mid-range gaming PC?
A: Yes. It fits the typical budget-gaming PSU profile: 750W capacity, 80 Plus Bronze efficiency, and a non-modular design that keeps cost down. It is a better fit for value-focused mid-range gaming builds than for premium quiet-build or cable-management-focused systems.
Q: Is this power supply modular, and does that matter?
A: No. The ASRock CL-750B is non-modular, so its cables are permanently attached. That is usually fine for buyers who want a lower-cost PSU and do not mind extra cable routing, but it is a trade-off if you care about cleaner cable management or easier future rebuilds.
Q: Can it power newer graphics cards that use a 12V-2x6 connector?
A: It is designed to support that use case. The CL-750B includes a native 12V-2x6 cable and is labeled PCIe 5.1 ready, with the connector rated for up to 450W on the product page. That makes it more convenient for newer GPUs than older Bronze PSUs that only offer standard 6+2-pin PCIe leads.
Q: Who is this PSU best suited for?
A: It is best suited for value-conscious desktop builders who want a standard ATX 750W power supply for a gaming or general-purpose PC, and who specifically want native support for newer GPU power connectors without paying for a modular Gold-unit upgrade. It is less suitable for compact builds, appearance-focused builds, or buyers who prioritize maximum efficiency.
Q: What are the main trade-offs versus a similar 750W Gold or modular PSU?
A: The main trade-offs are efficiency and cable flexibility. Compared with a 750W Gold or modular unit, the CL-750B is positioned more around affordability: Bronze efficiency is more basic, and non-modular cables are harder to manage. In return, it still offers 750W output, a native 12V-2x6 cable, and a 5-year warranty, which are strong practical features at the budget end.
Q: Is the ASRock CL-750B a sensible budget PSU for a midrange gaming PC?
A: Yes, if your priority is low upfront cost and your build fits within 750W. In Reddit build lists, the CL-750B repeatedly appears in budget-to-midrange gaming systems around the $650 to $1,500 range, which suggests it is mainly considered as a value PSU choice. The trade-off is that it is 80 Plus Bronze and non-modular, so it is better suited to cost-focused builds than to premium or cable-clean builds.
Q: Who is the ASRock CL-750B best suited for?
A: It is best suited for first-time builders and budget-conscious buyers who want a straightforward ATX power supply with enough capacity for a modern mainstream GPU. Reddit discussions place it in entry and midrange gaming builds, including upgrade-minded systems where the buyer wants enough wattage headroom without paying for a Gold, fully modular unit.
Q: What are the main trade-offs of choosing the CL-750B instead of a pricier PSU?
A: The main trade-offs are efficiency, cable management, and positioning in the market. This model is 80 Plus Bronze rather than Gold, and it is non-modular, so it will usually run as a more budget-oriented option with more fixed cabling to manage inside the case. Buyers comparing parts on Reddit also commonly swap toward Gold and modular alternatives when they have more room in the budget.
Q: Is the ASRock CL-750B a good choice if I plan to add or upgrade to a newer graphics card later?
A: Usually yes for mainstream upgrade plans, because it provides 750W and includes a native 12V-2x6 connector rated up to 450W. That makes it more practical than older budget PSUs for builders who want basic forward compatibility with newer GPU power requirements. It is still a better fit for mainstream single-GPU upgrades than for high-end enthusiast builds where buyers may prefer higher efficiency or fully modular cabling.
Q: Is the CL-750B worth buying over a Gold fully modular PSU?
A: It is worth buying when price matters more than efficiency and cleaner cable routing. If a Gold fully modular PSU is only slightly more expensive, that alternative is usually the better long-term convenience choice. The CL-750B makes more sense when it is meaningfully cheaper and you just need dependable wattage, standard ATX compatibility, and support for a modern GPU power connector.
