Buying Guide
The Best Power Supplies for the RTX 5070 Ti
Six 750W and 850W units with native 12V-2x6 cables, matched to NVIDIA's 750W recommendation for the RTX 5070 Ti.
By Alex Morgan, PC Hardware Editor
12 min read6 products evaluated
NVIDIA recommends a 750W power supply for the RTX 5070 Ti, which uses a single 16-pin 12V-2x6 connector. Every unit here offers a native 12V-2x6 cable.
We compared wattage, connectors and ratings from the power supply listings against the card maker's guidance; we did not load-test these units.
Quick Picks
Which of the 6 picks to look at first. Tap a name for the full analysis.
Best Match for an RTX 5070 Ti
ASRock Phantom Gaming PG-750G750W with a 90-degree 12V-2x6 cable and a 10-year warranty.
Best for: Most RTX 5070 Ti builds.
Check price for ASRock Phantom Gaming PG-750G on Amazon (opens in a new tab)
Best Warranty Value
MSI MAG A750GL PCIE5A 10-year warranty on a compact 750W unit.
Best for: Long-term builds.
Check price for MSI MAG A750GL PCIE5 on Amazon (opens in a new tab)
Best Budget 750W
darkFlash DG750A 140mm body with a native 12V-2x6 cable.
Best for: Keeping cost down.
Check price for darkFlash DG750 on Amazon (opens in a new tab)
Best for Mixed Cards
be quiet! Pure Power 12 750WThree PCIe 8-pin connectors plus a 12V-2x6.
Best for: Swapping between cards.
Check price for be quiet! Pure Power 12 750W on Amazon (opens in a new tab)
Best Corsair Pick
CORSAIR RM750x (ATX 3.1)A fully modular unit with Cybenetics Gold.
Best for: Corsair builds.
Check price for CORSAIR RM750x (ATX 3.1) on Amazon (opens in a new tab)
Best 850W Headroom
darkFlash DG850850W in a 140mm body.
Best for: High-power CPUs.
Check price for darkFlash DG850 on Amazon (opens in a new tab)
Our Picks
Best Match for an RTX 5070 Ti1 of 6
ASRock Phantom Gaming PG-750G
ASRock's Phantom Gaming PG-750G has a 90-degree 12V-2x6 cable with a temperature sensor, braided cables and a 10-year warranty.
Best for
- Most RTX 5070 Ti builds.
Skip if
- Skip it if depth matters most to you; the darkFlash DG750 offers 140mm.
Why we like it
It is 150mm deep and rated Cybenetics Platinum. It is fully modular with braided cables and a 90-degree PCIe 5.1 connector that has a temperature sensor. ASRock rates its efficiency 2% above the Gold standard.
The 12V-2x6 cable is dual-color and rated to 105 degrees C, and ASRock lists iCOOL intelligent fan control and 220% total power excursion. It measures 5.91 x 5.91 x 3.39 inches, and ASRock notes it is not compatible with all prebuilt systems. On rated output it ties with the MSI MAG A750GL PCIE5, the darkFlash DG750, the be quiet! Pure Power 12 750W and the CORSAIR RM750x at 750W.
It matches the MSI MAG A750GL PCIE5 on warranty (10 years). On depth it trails the group at 150mm, while the darkFlash DG750 comes in at 140mm. On price it sat third of 6, between the cheaper darkFlash DG850 and the pricier be quiet! Pure Power 12 750W, at the time of writing.
Key specs
- Wattage
- 750W
- Native 12V-2x6 cables
- 1
- Warranty
- 10 years
- Depth
- 150mm
- 80 Plus rating
- Gold
- Cybenetics rating
- Platinum
- ATX version
- ATX 3.1
- Form factor
- ATX
- Cabling
- Fully modular
- Colour
- Black
Pros
- A 750W rating
- A native 12V-2x6 cable for 16-pin cards
- A 10-year warranty
- ATX 3.1 compliance
Cons
- Depth trails the darkFlash DG750 (140mm)
- Costs more than the darkFlash DG750 at the time of writing
The catch
The trade-off is depth; for more, the darkFlash DG750 comes in at 140mm.
Best Warranty Value2 of 6
MSI MAG A750GL PCIE5
MSI's MAG A750GL PCIE5 is a fully modular 750W unit with a native 12V-2x6 cable and a 10-year warranty, in a compact body.
Best for
- Long-term builds.
Skip if
- Its depth is not published, which rules it out if you need that number.
Why we like it
It is 80 Plus Gold rated and carries a 10-year limited warranty. It is fully modular, rated 80 Plus Gold, ATX 3.1 with PCIe 5.1, and carries a 10-year warranty. The cable is a native dual-color 12V-2x6 for 16-pin graphics cards, and the unit is ATX 3.1 and PCIe 5.1 ready.
On rated output it ties with the ASRock Phantom Gaming PG-750G, the darkFlash DG750, the be quiet! Pure Power 12 750W and the CORSAIR RM750x at 750W. It matches the ASRock Phantom Gaming PG-750G on warranty (10 years). You also get a compact body MSI markets for easier fitting.
No depth is rated for the MSI MAG A750GL PCIE5, so check the maker's page against your case's PSU bay. On price it sat fifth of 6, between the cheaper be quiet! Pure Power 12 750W and the pricier CORSAIR RM750x, at the time of writing.
Key specs
- Wattage
- 750W
- Native 12V-2x6 cables
- 1
- Warranty
- 10 years
- 80 Plus rating
- Gold
- ATX version
- ATX 3.1
- Form factor
- ATX
- Cabling
- Fully modular
- Colour
- Black
Pros
- A 750W rating
- A native 12V-2x6 cable for 16-pin cards
- A 10-year warranty
- ATX 3.1 compliance
Cons
- No published depth
- Costs more than the darkFlash DG750 at the time of writing
The catch
The maker doesn't give its depth; if that figure matters, the darkFlash DG750 comes in at 140mm.
Best Budget 750W3 of 6
darkFlash DG750
darkFlash's DG750 is a 140mm-deep 80 Plus Gold unit with a native 12V-2x6 cable and a hydraulic-bearing fan.
Best for
- Keeping cost down.
Skip if
- Worth skipping when a shorter 5-year warranty is a problem.
Why we like it
Its warranty is 5 years. It is fully modular with a quiet HDB fan, 80 Plus Gold rated, and backed by a 5-year limited warranty. Its fully modular cables reduce clutter for first-time builders.
It matches the ASRock Phantom Gaming PG-750G, the MSI MAG A750GL PCIE5, the be quiet! Pure Power 12 750W and the CORSAIR RM750x on rated output (750W). On warranty it ties with the darkFlash DG850 at 5 years. It matches the darkFlash DG850 on depth (140mm).
It also comes with a 140mm body that leaves room for cables. The darkFlash DG750 comes with a native 12V-2x6 cable, so a 16-pin card plugs in without an adapter. At 140mm deep, compare it with your case's PSU clearance before buying. No other pick here cost less at our last price check, and the darkFlash DG850 was closest.
Key specs
- Wattage
- 750W
- Native 12V-2x6 cables
- 1
- Warranty
- 5 years
- Depth
- 140mm
- 80 Plus rating
- Gold
- ATX version
- ATX 3.1
- Form factor
- ATX
- Cabling
- Fully modular
- Colour
- Black
Pros
- A 750W rating
- A native 12V-2x6 cable for 16-pin cards
- A short 140mm body
- ATX 3.1 compliance
Cons
- A shorter 5-year warranty
- Rated output of 750W, behind the darkFlash DG850 (850W)
The catch
What it gives up: rated output of 750W, behind the darkFlash DG850 (850W); by contrast, the darkFlash DG850 offers 850W.
Best for Mixed Cards4 of 6
be quiet! Pure Power 12 750W
be quiet!'s Pure Power 12 750W pairs a native 12V-2x6 with three PCIe 8-pin connectors, cooled by a temperature-controlled 120mm fan.
Best for
- Swapping between cards.
Skip if
- Skip it if you need to know its warranty before buying; the maker doesn't publish one.
Why we like it
Its airflow-optimised fan blades reduce turbulence, which helps keep it quiet under a gaming load. It suits a mid-range build that still uses an 8-pin graphics card, and be quiet! designs it to handle short power excursions from the GPU. It matches the ASRock Phantom Gaming PG-750G, the MSI MAG A750GL PCIE5, the darkFlash DG750 and the CORSAIR RM750x on rated output (750W).
No depth is rated for the be quiet! Pure Power 12 750W, so check the maker's page against your case's PSU bay. You also get this: ATX 3.1 compliance. Before buying, weigh one limit: no published warranty.
Key specs
- Wattage
- 750W
- Native 12V-2x6 cables
- 1
- PCIe 8-pin connectors
- 3
- 80 Plus rating
- Gold
- ATX version
- ATX 3.1
- Form factor
- ATX
- Fan
- 120mm
- Colour
- Black
Pros
- A 750W rating
- A native 12V-2x6 cable for 16-pin cards
- ATX 3.1 compliance
- Temperature-controlled 120mm be quiet! fan
Cons
- No published warranty
- No published depth
- Costs more than the darkFlash DG750 at the time of writing
The catch
If you want a confirmed warranty, look to the ASRock Phantom Gaming PG-750G instead: it offers 10 years, while this one gives no figure.
Best Corsair Pick5 of 6
CORSAIR RM750x (ATX 3.1)
Corsair's RM750x is a fully modular ATX 3.1 unit with a native 12V-2x6 cable and a Cybenetics Gold rating.
Best for
- Corsair builds.
Skip if
- Skip it if rated output matters most to you; the darkFlash DG850 offers 850W.
Why we like it
It is Cybenetics Gold rated at up to 91% efficiency, and its embossed cables with low-profile combs are easy to route. On rated output it ties with the ASRock Phantom Gaming PG-750G, the MSI MAG A750GL PCIE5, the darkFlash DG750 and the be quiet! Pure Power 12 750W at 750W. The CORSAIR RM750x comes with a native 12V-2x6 cable, so a 16-pin card plugs in without an adapter.
No depth is rated for the CORSAIR RM750x, so check the maker's page against your case's PSU bay. It was the highest-priced of the 6 picks at the time of writing, so the case for it rests on what it adds over the MSI MAG A750GL PCIE5 and the rest.
Key specs
- Wattage
- 750W
- Native 12V-2x6 cables
- 1
- Cybenetics rating
- Gold
- ATX version
- ATX 3.1
- Form factor
- ATX
- Cabling
- Fully modular
- Colour
- Black
Pros
- A 750W rating
- A native 12V-2x6 cable for 16-pin cards
- ATX 3.1 compliance
- Fully modular cables
Cons
- Rated output trails the darkFlash DG850 (850W)
- No published warranty
- No published depth
The catch
The trade-off is rated output; for more, the darkFlash DG850 offers 850W.
Best 850W Headroom6 of 6
darkFlash DG850
darkFlash's DG850 fits 850W into a 140mm body, with a native 12V-2x6 cable and fully modular cables.
Best for
- High-power CPUs.
Skip if
- Skip it if this is a deal-breaker for you: a shorter 5-year warranty.
Why we like it
Its warranty is 5 years. It is fully modular with a quiet HDB fan, and it carries a 5-year limited warranty with built-in protections. Its 850W output suits high-end CPU and GPU builds.
On rated output it leads this guide at 850W, ahead of the ASRock Phantom Gaming PG-750G (750W). On warranty it ties with the darkFlash DG750 at 5 years. It matches the darkFlash DG750 on depth (140mm).
It also offers multi-protection circuitry. The darkFlash DG850 comes with a native 12V-2x6 cable, so a 16-pin card plugs in without an adapter. At 140mm deep, compare it with your case's PSU clearance before buying. When we checked, only the darkFlash DG750 cost less, and the ASRock Phantom Gaming PG-750G cost more.
Key specs
- Wattage
- 850W
- Native 12V-2x6 cables
- 1
- Warranty
- 5 years
- Depth
- 140mm
- 80 Plus rating
- Gold
- ATX version
- ATX 3.1
- Form factor
- ATX
- Cabling
- Fully modular
- Colour
- Black
Pros
- A 850W rating
- A native 12V-2x6 cable for 16-pin cards
- A short 140mm body
- ATX 3.1 compliance
Cons
- A shorter 5-year warranty
- Warranty trails the ASRock Phantom Gaming PG-750G (10 years)
- Costs more than the darkFlash DG750 at the time of writing
The catch
Native 12V-2x6 cable count is its weakest area, and the ASRock Phantom Gaming PG-750G covers it better at 1.
How We Chose
Alex Morgan compared the manufacturer specifications, connectivity, warranty terms and compatibility of every pick. Figures come from the makers unless a third-party source is named; we did not test these products ourselves.
- The figures behind the order
- We lined up six power supplies on rated output, native 12V-2x6 cable count, warranty and depth from manufacturer specifications. We did not test them in-house, and warranty and depth are missing for at least one pick.
- What every pick has in common
- All 6, from the ASRock Phantom Gaming PG-750G to the darkFlash DG850, state rated output, native 12V-2x6 cable count and ATX version and share ATX 3.1 ATX version and Black colour.
- Where the specs have gaps
- The be quiet! Pure Power 12 750W and the CORSAIR RM750x give no warranty; the MSI MAG A750GL PCIE5, the be quiet! Pure Power 12 750W and the CORSAIR RM750x give no depth.
- Price range
- At our last check the picks ran from the darkFlash DG750 ($50 to $100) to the CORSAIR RM750x ($100 to $150).
What to Look for in a PSUs for RTX 5070 Ti
Key buying criteria so you get the right fit the first time.
Rated output
Across these 6 picks rated output spans 750W (the CORSAIR RM750x) to 850W (the darkFlash DG850). If rated output is your first filter, the darkFlash DG850 sets the ceiling at 850W.
Warranty across these picks
The ASRock Phantom Gaming PG-750G tops warranty at 10 years and the darkFlash DG850 sits lowest at 5 years; 2 picks share the top figure. The ASRock Phantom Gaming PG-750G is the pick for warranty. The be quiet! Pure Power 12 750W and the CORSAIR RM750x give no warranty figure, so 4 of 6 picks are compared here.
Power cables routed to a graphics card inside a PC How much depth you need
The darkFlash DG750 tops depth at 140mm and the ASRock Phantom Gaming PG-750G sits lowest at 150mm; 2 picks share the top figure. Start with the darkFlash DG750 if depth decides it. The MSI MAG A750GL PCIE5, the be quiet! Pure Power 12 750W and the CORSAIR RM750x give no depth figure, so 3 of 6 picks are compared here.
Fit and compatibility
The ASRock Phantom Gaming PG-750G comes with a native 12V-2x6 cable, so a 16-pin card plugs in without an adapter.
A PSU-side 8-pin cable connector held between two fingers Extras that separate them
The be quiet! Pure Power 12 750W: three PCIe 6+2 connectors plus a native 12V-2x6. The CORSAIR RM750x: a native 12V-2x6 cable with no adapter needed. The darkFlash DG850: multi-protection circuitry.
How to Choose a PSUs for RTX 5070 Ti
By priority
| Priority | Consider | Why |
|---|---|---|
| Most RTX 5070 Ti builds | ASRock Phantom Gaming PG-750G | 750W with a 90-degree 12V-2x6 cable and a 10-year warranty |
| Long-term builds | MSI MAG A750GL PCIE5 | A 10-year warranty on a compact 750W unit |
| Keeping cost down | darkFlash DG750 | A 140mm body with a native 12V-2x6 cable |
| Swapping between cards | be quiet! Pure Power 12 750W | Three PCIe 8-pin connectors plus a 12V-2x6 |
| Corsair builds | CORSAIR RM750x | A fully modular unit with Cybenetics Gold |
| High-power CPUs | darkFlash DG850 | 850W in a 140mm body |
Scroll sideways to see every column.
Key specs side by side
The darkFlash DG850 leads on rated output at 850W, ahead of the ASRock Phantom Gaming PG-750G at 750W. "Not listed" marks warranty where the be quiet! Pure Power 12 750W and the CORSAIR RM750x leave the figure out.
| Power supplie | Wattage | Native 12V-2x6 cables | Warranty | Depth |
|---|---|---|---|---|
| ASRock Phantom Gaming PG-750G | 750W | 1 | 10 years | 150mm |
| MSI MAG A750GL PCIE5 | 750W | 1 | 10 years | Not listed |
| darkFlash DG750 | 750W | 1 | 5 years | 140mm |
| be quiet! Pure Power 12 750W | 750W | 1 | Not listed | Not listed |
| CORSAIR RM750x | 750W | 1 | Not listed | Not listed |
| darkFlash DG850 | 850W | 1 | 5 years | 140mm |
Scroll sideways to see every column.
By price at the time of writing
The darkFlash DG750 was the lowest-priced pick ($50 to $100) and the CORSAIR RM750x the highest ($100 to $150) when we checked; tiers move with Amazon pricing.
| Price tier | Power supplies |
|---|---|
| About $50 to $100 | darkFlash DG750, darkFlash DG850, ASRock Phantom Gaming PG-750G, be quiet! Pure Power 12 750W, MSI MAG A750GL PCIE5 |
| About $100 to $150 | CORSAIR RM750x |
Frequently Asked Questions
Which has the highest rated output: the darkFlash DG850 or the ASRock Phantom Gaming PG-750G?
The darkFlash DG850 tops rated output at 850W; the ASRock Phantom Gaming PG-750G follows at 750W, 13% apart.
Why is the MSI MAG A750GL PCIE5 our Best Warranty Value pick?
It carries the badge for a 10-year warranty on a compact 750W unit. It makes sense for long-term builds.
Do the ASRock Phantom Gaming PG-750G and the CORSAIR RM750x differ on cybenetics rating?
The ASRock Phantom Gaming PG-750G uses platinum; the CORSAIR RM750x uses Gold. The MSI MAG A750GL PCIE5, the darkFlash DG750, the be quiet! Pure Power 12 750W and the darkFlash DG850 have no cybenetics rating listed, so 2 of 6 picks are covered here.
Will the CORSAIR RM750x work with my setup?
The CORSAIR RM750x comes with a native 12V-2x6 cable, so a 16-pin card plugs in without an adapter. No depth is rated for the CORSAIR RM750x, so check the maker's page against your case's PSU bay. In this guide it ranks fifth of 6, as our Best Corsair Pick, and sixth of 6 on rated output (750W).
What extras do the ASRock Phantom Gaming PG-750G and the MSI MAG A750GL PCIE5 include?
The ASRock Phantom Gaming PG-750G: a 90-degree 12V-2x6 cable with a temperature sensor. The MSI MAG A750GL PCIE5: a 10-year limited warranty. The darkFlash DG750: a 140mm body that leaves room for cables.
Bottom Line
ASRock's PG-750G is the best-matched unit for an RTX 5070 Ti here, and MSI's A750GL offers the same warranty length in a compact body. darkFlash's DG750 is the budget pick.
Related Guides
- Related guideThe Best 750W Power Supplies for Upper Mid-Range Gaming PCs
- Related guideThe Best RTX 5070 Ti Graphics Cards: Partner Models Compared
- Related guideThe Best PC Cases for the RTX 5070 Ti
- Lower budgetThe Best Power Supplies Under $75
- Similar guideThe Best Power Supplies for the RTX 5070
- ExplainerHow to choose a power supply for a PC build
- Explainer80 Plus Ratings Explained
- Check compatibility: graphics cardsGPU Power Connectors Explained
- Similar guideThe Best Power Supplies for the RTX 4060 Ti
- Topic hubAll power supplies guides
About the author
PC Hardware Editor
Alex covers PC hardware, monitors, components, upgrades and peripherals for The PC Journal, with a focus on helping readers understand specifications, compatibility and meaningful product trade-offs.
Covers: Monitors, Graphics cards, Processors, PC components, Peripherals, Upgrades and compatibility
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