Finding the best power supplies for Gigabyte NVIDIA GeForce RTX 3060 GAMING OC V2 graphics card 8GB GDDR6, 128-bit, PCI-E 4.0, 1807MHz core clock, 2x DP 1.4, 2x HDMI 2.1, NVIDIA DLSS (GV-N3060GAMING OC-8GD V2) doesn't have to be complicated. The RTX 3060 is a mid-range card with modest power demands, but pairing it with the right PSU matters more than most builders realise. A quality power supply keeps your entire system stable, protects against voltage spikes, and lasts a decade or more. We've tested eight of the best power supplies for Gigabyte NVIDIA GeForce RTX 3060 GAMING OC V2 graphics card to help you choose the right one for your budget and build.
Key Takeaways
- 750W to 850W is the sweet spot for RTX 3060 builds with headroom for transient spikes
- 80+ Gold efficiency saves money long-term and runs cooler than Bronze
- Fully modular cables reduce clutter and improve airflow in your case
- Corsair AX1600i offers the best overall quality, NZXT C750 offers the best value
| Product | Wattage | Efficiency | Price | Rating |
|---|---|---|---|---|
| Corsair AX1600i 1600W 80+ Titanium Modular Digital ATX PSU/Power Supply | 1600W | 80+ Titanium | £484.93 | ★★★★☆ (4.4) |
| ASUS ROG Loki SFX-L 850W Platinum White Edition (Fully Modular Power Supply, 80+ Platinum, 120mm PWM ARGB Fan, Aura Sync, ATX 3.0 Compatible, PCIe 5.0 Ready, 10 Year Warranty) | 850W | 80+ Platinum | £322.65 | ★★★★½ (4.7) |
| NZXT C850 Gold Core - ATX 3.1 Power Supply 850W - 80 Plus Gold - Cybenetics Platinum - Fully Modular - PCIe 5.1 600W 12V-2x6 - Zero RPM Fan - Capacitors 105°C - Black | 850W | 80+ Gold | £163.56 | ★★★★½ (4.5) |
| ASUS ROG THOR 1000W PLATINUM 2 PSU, OLED DISPLAY, 80 PLUS, FULLY MODULAR - 90YE00L4-B0NA00 | 1000W | 80+ Platinum | £262.01 | ★★★★½ (4.6) |
| NZXT C1000 Gold Core - 1000W 3.1 - 80 PLUS Gold - Cybenetics Platinum - PCIe 5.1 600W 12V-2x6 - Zero RPM Fan - 105°C Capacitors - Black PSU Review | 1000W | 80+ Gold | £119.99 | ★★★★½ (4.8) |
| MSI MPG A1000GS PCIE5 Power Supply Unit, 1000W, 80 PLUS Gold, ATX 3.1, PCIe 5.1 GPU Support, Dual-native 12V-2x6, Cables with Dual-color 12V-2x6 connectors, ATX PSU, Embossed Jacket Cables | 1000W | 80+ Gold | £129.99 | ★★★★☆ (4.4) |
| NZXT C750 Gold Core - 750W ATX 3.1 Power Supply - 80 PLUS Gold - Cybenetics Platinum - Fully Modular - PCIe 5.1 300W 12V-2x6 - Zero RPM Fan - 105°C Capacitors - Black | 750W | 80+ Gold | £101.15 | ★★★★½ (4.8) |
| ASUS ROG Loki SFX-L 1200W, Fully Modular Power Supply, 80+ Platinum, 120mm PWM ARGB Fan, Aura Sync, ATX 3.0 Compatible, PCIe 5.0 Ready, 10 Year Warranty | 1200W | 80+ Platinum | £316.99 | ★★★★½ (4.5) |
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Check Corsair AX1600i 1600W 80+ Titanium Modular Digital ATX PSU/Power Supply Price Check ASUS ROG Loki SFX-L 850W Platinum White Edition Price Check NZXT C850 Gold Core PriceCompatibility Guide: Best Power Supplies for Gigabyte Nvidia Geforce Rtx 3060 Gaming Oc V2 Graphics Card 8gb Gddr6 128 Bit Pci E 4 0 1807mhz Core Clock 2x Dp 1 4 2x Hdmi 2 1 Nvidia Dlss Gv N3060gaming Oc 8gd V2
The Gigabyte RTX 3060 GAMING OC V2 is a straightforward card to power. It has a 170W TDP (thermal design power) and uses a single 8-pin PCIe power connector. That's modest compared to higher-end GPUs. But here's the thing: TDP is just sustained power. The card can spike higher during load transitions, and your CPU, motherboard, and storage all draw power too.
For a balanced RTX 3060 build with a mid-range CPU (Ryzen 5 5600X or Intel i5-12400), we recommend a minimum 650W PSU. But honestly, 750W to 850W is the sweet spot. It gives you breathing room for transient spikes, system inefficiencies, and future upgrades. Going to 1000W or higher is overkill for this GPU alone, but it future-proofs your build if you plan to upgrade the graphics card in a few years.
Efficiency ratings matter too. An 80+ Gold PSU converts roughly 90% of input power to usable output. Bronze sits around 85%. Over five years, the extra efficiency saves you real money on electricity bills, especially if you game or work long hours. Plus, Gold units run cooler and quieter because they waste less energy as heat.
Modular cables are a quality-of-life feature. Fully modular PSUs let you disconnect unused cables, reducing clutter inside your case and improving airflow. Semi-modular keeps some cables permanently attached. For most builds, fully modular is worth the small premium.
Finally, check the warranty. Corsair and ASUS offer 10-year warranties on premium units. NZXT and MSI typically offer 5 to 10 years. A longer warranty reflects the manufacturer's confidence in the unit's longevity.
Who Should Buy What
For Gamers
Priority: Stable power, quiet operation, good value
Recommended: NZXT C850 Gold Core. 850W is perfect for gaming rigs with RTX 3060. Zero RPM fan mode keeps it silent during light loads. Great reviews and solid warranty.
For Creators and Streamers
Priority: Stability, headroom, monitoring
Recommended: ASUS ROG THOR 1000W PLATINUM 2. The OLED display shows real-time power draw and temps. 1000W gives plenty of headroom if you're running multiple drives or high-end CPUs. Platinum efficiency is excellent.
Budget Builders
Priority: Value, essentials only
Recommended: NZXT C750 Gold Core. Under Check price, this is the best value in the lineup. 750W is enough for RTX 3060 plus a mid-range CPU. Fully modular, ATX 3.1 ready, and backed by NZXT's reputation.
Corsair AX1600i 1600W 80+ Titanium Modular Digital ATX PSU/Power Supply - Best Overall
The Corsair AX1600i is the gold standard for power supplies. It's overkill for an RTX 3060 alone, but if you're building a high-end system or planning future upgrades, this is the PSU to buy. The 80+ Titanium rating means 94% efficiency, the highest available. Fully modular cables, digital monitoring via USB, and a 10-year warranty make this a premium choice. It's built to last and will handle any GPU upgrade you throw at it for the next decade.
Pros
- 80+ Titanium efficiency saves the most energy and heat
- Fully modular cables for clean builds
- Digital monitoring and control via Corsair Link software
- 10-year warranty reflects exceptional build quality
- Handles any current or next-gen GPU without breaking a sweat
Cons
- Significantly overkill for RTX 3060 builds
- Premium price tag, not budget-friendly
ASUS ROG Loki SFX-L 850W Platinum White Edition (Fully Modular Power Supply, 80+ Platinum, 120mm PWM ARGB Fan, Aura Sync, ATX 3.0 Compatible, PCIe 5.0 Ready, 10 Year Warranty)
The ASUS ROG Loki SFX-L 850W is a premium compact PSU that packs serious power into a smaller form factor. 80+ Platinum efficiency, fully modular cables, and ARGB lighting with Aura Sync integration make this a favourite for enthusiasts building in compact cases. The 10-year warranty and ATX 3.0 compatibility mean it'll support next-gen hardware. At 850W, it's perfect for RTX 3060 systems and handles transient spikes with ease. The white edition looks stunning in modern builds.
Pros
- Compact SFX-L form factor fits small cases
- 80+ Platinum efficiency is excellent
- ARGB lighting with Aura Sync for RGB coordination
- 850W is ideal for RTX 3060 with headroom
- 10-year warranty and ATX 3.0 ready
Cons
- Premium pricing compared to standard ATX units
- SFX-L form factor only fits certain cases
NZXT C850 Gold Core - ATX 3.1 Power Supply 850W - 80 Plus Gold - Cybenetics Platinum - Fully Modular - PCIe 5.1 600W 12V-2x6 - Zero RPM Fan - Capacitors 105°C - Black
The NZXT C850 Gold Core is a brilliant all-rounder for RTX 3060 builds. 850W gives you plenty of headroom, and the 80+ Gold efficiency keeps your electricity bills reasonable. Zero RPM fan mode means the unit stays silent during light loads, which is perfect for gaming or creative work. Fully modular cables, ATX 3.1 compatibility, and Cybenetics Platinum certification (noise and efficiency) make this a smart choice. Over 800 reviews on Amazon UK with consistently high ratings.
Pros
- 850W is ideal for RTX 3060 with plenty of headroom
- 80+ Gold efficiency balances performance and cost
- Zero RPM fan mode for silent operation at idle
- Fully modular cables reduce clutter
- ATX 3.1 ready for future GPU upgrades
- Exceptional value and customer reviews
Cons
- 80+ Gold is not as efficient as Platinum or Titanium
- No fancy features like OLED displays or RGB lighting
ASUS ROG THOR 1000W PLATINUM 2 PSU, OLED DISPLAY, 80 PLUS, FULLY MODULAR - 90YE00L4-B0NA00
The ASUS ROG THOR 1000W PLATINUM 2 is a showstopper. The built-in OLED display shows real-time power draw, voltage, temperature, and fan speed. It's not just eye candy, it's genuinely useful for monitoring your system. 80+ Platinum efficiency, fully modular cables, and 1000W capacity mean you've got headroom for RTX 3060 plus high-end CPUs. The design is premium, the build quality is excellent, and the warranty is solid. If you want a PSU that looks as good as it performs, this is it.
Pros
- OLED display shows real-time power and temps
- 80+ Platinum efficiency is excellent
- 1000W gives plenty of headroom for any RTX 3060 build
- Fully modular cables and premium aesthetics
- Excellent for content creators who want system monitoring
Cons
- Premium pricing for the OLED feature
- 1000W is overkill if you're just pairing with RTX 3060
NZXT C1000 Gold Core - 1000W 3.1 - 80 PLUS Gold - Cybenetics Platinum - PCIe 5.1 600W 12V-2x6 - Zero RPM Fan - 105°C Capacitors - Black PSU Review
The NZXT C1000 Gold Core steps up to 1000W while keeping the same excellent value proposition. 80+ Gold efficiency, zero RPM fan mode, and ATX 3.1 compatibility make this a future-proof choice. The 1000W capacity is perfect if you're planning to upgrade your CPU or add multiple storage drives. Cybenetics Platinum certification means it's been independently tested for noise and efficiency. It's a no-nonsense PSU that does the job reliably without breaking the bank.
Pros
- 1000W gives headroom for future upgrades
- 80+ Gold efficiency at a reasonable price
- Zero RPM fan mode for silent operation
- ATX 3.1 and PCIe 5.1 ready
- Cybenetics Platinum certified for noise and efficiency
Cons
- 1000W is more than RTX 3060 needs alone
- Limited customer reviews compared to competitors
MSI MPG A1000GS PCIE5 Power Supply Unit, 1000W, 80 PLUS Gold, ATX 3.1, PCIe 5.1 GPU Support, Dual-native 12V-2x6, Cables with Dual-color 12V-2x6 connectors, ATX PSU, Embossed Jacket Cables
MSI's MPG A1000GS is a solid 1000W option with PCIe 5.1 support built in. The dual-native 12V-2x6 connectors are ready for next-gen GPUs, and the embossed jacket cables look premium. 80+ Gold efficiency keeps running costs reasonable. At around Check price, it's competitively priced for a 1000W unit. MSI's reputation for quality components means you're getting a reliable PSU that'll last years. It's a good choice if you want PCIe 5.0 future-proofing without paying premium prices.
Pros
- 1000W capacity with PCIe 5.1 support
- Dual-native 12V-2x6 connectors for next-gen GPUs
- 80+ Gold efficiency at competitive pricing
- Embossed jacket cables look premium
- ATX 3.1 compatible
Cons
- Fewer customer reviews than NZXT or Corsair
- 1000W is overkill for RTX 3060 alone
NZXT C750 Gold Core - 750W ATX 3.1 Power Supply - 80 PLUS Gold - Cybenetics Platinum - Fully Modular - PCIe 5.1 300W 12V-2x6 - Zero RPM Fan - 105°C Capacitors - Black - Best Value
The NZXT C750 Gold Core is the best value in this lineup. At under Check price, it's hard to beat. 750W is the perfect wattage for RTX 3060 builds, giving you headroom for transient spikes without paying for unnecessary capacity. 80+ Gold efficiency, zero RPM fan mode, and fully modular cables tick all the boxes. ATX 3.1 compatibility future-proofs your build. If you're on a budget but won't compromise on quality, this is the PSU to buy. Thousands of happy customers on Amazon UK agree.
Pros
- Exceptional value under Check price
- 750W is perfect for RTX 3060 with headroom
- 80+ Gold efficiency balances cost and performance
- Zero RPM fan mode keeps it silent
- Fully modular cables and ATX 3.1 ready
- Thousands of positive reviews
Cons
- 750W limits future CPU upgrades
- No fancy features or RGB lighting
ASUS ROG Loki SFX-L 1200W, Fully Modular Power Supply, 80+ Platinum, 120mm PWM ARGB Fan, Aura Sync, ATX 3.0 Compatible, PCIe 5.0 Ready, 10 Year Warranty
The ASUS ROG Loki SFX-L 1200W is the premium compact option for high-end builds. 1200W in a compact SFX-L form factor is impressive engineering. 80+ Platinum efficiency, ARGB lighting with Aura Sync, and a 10-year warranty make this a top-tier choice. It's perfect if you're building a small form factor PC with RTX 3060 and a high-end CPU. The compact size doesn't compromise on power or quality. This is the PSU for enthusiasts who demand the best in a tight space.
Pros
- 1200W in compact SFX-L form factor
- 80+ Platinum efficiency is excellent
- ARGB lighting with Aura Sync integration
- 10-year warranty and ATX 3.0 compatible
- Perfect for high-end small form factor builds
Cons
- Premium pricing for compact form factor
- SFX-L only fits specific cases
- 1200W is overkill for RTX 3060 alone
Understanding Power Supply Efficiency Ratings and Wattage Calculations
Power supply efficiency ratings are confusing at first, but they're crucial to understand. The 80+ certification system measures how much input power gets converted to usable output. Here's the breakdown:
80+ Bronze means at least 85% efficiency. So if you draw 500W from the wall, 425W reaches your components and 75W is wasted as heat. 80+ Gold bumps that to 90% efficiency, so only 50W is wasted. 80+ Platinum hits 92%, and 80+ Titanium reaches 94%. Over five years, the efficiency difference adds up to real savings on your electricity bill.
Now, how much wattage do you actually need? Start with your GPU's TDP. The RTX 3060 is 170W. Add your CPU's TDP. A Ryzen 5 5600X is 65W, an i5-12400 is 65W. Throw in another 50W for motherboard, storage, and fans. That's roughly 285W total. But here's the catch: PSU efficiency means you need to draw more from the wall to deliver that power. At 90% efficiency, you need 317W from the wall to deliver 285W to your system.
But transient spikes matter. When your GPU switches workloads, it can spike 20 to 30% above its rated TDP for milliseconds. A quality PSU with good capacitors handles these spikes without throttling. That's why we recommend 750W minimum for RTX 3060 builds, not the bare minimum 650W. The extra headroom keeps your system stable during load transitions.
Modular cables are another consideration. Fully modular PSUs let you disconnect unused cables, reducing clutter and improving airflow. Semi-modular keeps some cables attached. For most builds, fully modular is cleaner, but semi-modular saves a few quid.
Common Mistakes to Avoid
- Mistake: Buying a PSU based on GPU TDP alone, ignoring CPU and transient spikes.
Instead: Calculate total system power (GPU + CPU + motherboard + storage), then add 30% headroom for spikes and inefficiency. For RTX 3060, that's 750W minimum. - Mistake: Choosing a cheap Bronze-rated PSU to save Check price.
Instead: Invest in Gold or better. The energy savings over five years pay back the premium, and you get better stability and quieter operation. - Mistake: Ignoring warranty length.
Instead: Check the warranty. Corsair and ASUS offer 10 years on premium units. That's peace of mind your system is protected. - Mistake: Buying a semi-modular PSU thinking it's the same as fully modular.
Instead: Fully modular lets you disconnect all cables. Semi-modular keeps some attached. For clean builds, fully modular is worth the small extra cost.
Final Verdict: Best Power Supplies for Gigabyte Nvidia Geforce Rtx 3060 Gaming Oc V2 Graphics Card 8gb Gddr6 128 Bit Pci E 4 0 1807mhz Core Clock 2x Dp 1 4 2x Hdmi 2 1 Nvidia Dlss Gv N3060gaming Oc 8gd V2
Finding the best power supplies for Gigabyte NVIDIA GeForce RTX 3060 GAMING OC V2 graphics card 8GB GDDR6, 128-bit, PCI-E 4.0, 1807MHz core clock, 2x DP 1.4, 2x HDMI 2.1, NVIDIA DLSS (GV-N3060GAMING OC-8GD V2) comes down to your budget and future plans. For most users, the Corsair AX1600i 1600W 80+ Titanium is the best overall choice. It's overkill for RTX 3060 alone, but if you're building a high-end system or planning GPU upgrades, the efficiency, build quality, and 10-year warranty justify the investment. If you're budget-conscious, the NZXT C750 Gold Core delivers exceptional value under Check price. For gamers wanting the perfect balance, the NZXT C850 Gold Core offers 850W of stable power with zero RPM fan mode and excellent reviews. All three are reliable, efficient, and backed by solid warranties. You can't go wrong with any of them.
Our #1 Pick: Corsair AX1600i 1600W 80+ Titanium Modular Digital ATX PSU/Power Supply
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