Short answer: The Corsair RMx (2024) is my 1000W pick: quiet, well reviewed, with fan failure protection. There are 57 1000W units on my list: 42 in Tier A, 14 in Tier B, 1 in Tier C.
Who 1000W suits
| Your graphics card | Is 1000W right? |
|---|---|
| RTX 5090 | Yes, the recommended size |
| RTX 5080 with a top processor | Yes |
| RTX 4090 | Yes, with most processors |
| RTX 5070 Ti or smaller | More than you need |
Sizes from MSI, PC Gamer, Nvidia, AMD and Corsair recommendations for typical builds. Check your exact build in the wattage guide.
My 1000W picks
- My pick · Tier ACorsair RMx (2024)80 Plus Gold · Fully modular · ATX · 750/850/1000WThe Corsair RMx (2024) is my 1000W pick: quiet, well reviewed, with fan failure protection.Check 1000W price
- Tier A alternative · Tier ANZXT C Series Gold (2024)80 Plus Gold · Fully modular · ATX · 850/1000/1200WQuiet and well built, with a 10-year warranty.Check 1000W price
- Near-silent · Tier Abe quiet! Dark Power 1480 Plus Titanium · Fully modular · ATX · 850/1000/1200WCybenetics Titanium and very low measured noise.Check 1000W price
- SFX · Tier ACorsair SF Platinum (2024)80 Plus Platinum · Fully modular · SFX · 750/850/1000W1000W in a small form factor unit.Check 1000W price
- Value, Tier B · Tier Bbe quiet! Pure Power 13 M80 Plus Gold · Fully modular · ATX · 750/850/1000/1200WQuiet, and a lower price.Check 1000W price
- Budget, Tier C · Tier CGigabyte UD-GM PG5 V280 Plus Gold · Fully modular · ATX · 750/850/1000WThe only Tier C unit at 1000W.Check 1000W price
How to choose between them
- RTX 5090? 1000W is the minimum I’d use. With a top processor, look at 1200W.
- Native 16-pin cable. Every unit here has one. Seat it fully. See the ATX 3.1 guide.
- Length. Some 1000W units are longer than 850W ones. Check your case.
Every 1000W power supply on my list
Every unit below is ATX 3.0 or newer and available on Amazon. The tier tells you what kind of build it suits, not a score. See the tiers explained.
Tier A: high-end builds (42)
| Power supply | Efficiency | Cables | Size | Price |
|---|---|---|---|---|
| 1st Player NGDP Gold | 80 Plus Gold | Fully modular | ATX | 1000W on Amazon |
| 1st Player NGDP Platinum ATX 3.1 | 80 Plus Platinum | Fully modular | ATX | 1000W on Amazon |
| Antec High Current Gamer (HCG) Pro Platinum | 80 Plus Platinum | Fully modular | ATX | 1000W on Amazon |
| Antec Neo Eco (NE) Gold (NE-G) Modular ATX 3.0 | 80 Plus Gold | Fully modular | ATX | 1000W on Amazon |
| ASRock Phantom Gaming ATX (PG-G) | 80 Plus Gold | Fully modular | ATX | 1000W on Amazon |
| ASRock Pro Modular Gold (M-G) | 80 Plus Gold | Fully modular | ATX | 1000W on Amazon |
| ASRock Steel Legend Platinum (SL-P) | 80 Plus Platinum | Fully modular | ATX | 1000W on Amazon |
| ASUS ROG Strix Platinum | 80 Plus Platinum | Fully modular | ATX | 1000W on Amazon |
| ASUS ROG THOR Platinum III | 80 Plus Platinum | Fully modular | ATX | 1000W on Amazon |
| be quiet! Dark Power 13 | 80 Plus Titanium | Fully modular | ATX | 1000W on Amazon |
| be quiet! Dark Power 14 | 80 Plus Titanium | Fully modular | ATX | 1000W on Amazon |
| Corsair HX-i 2023 | 80 Plus Platinum | Fully modular | ATX | 1000W on Amazon |
| Corsair RMx (2024) | 80 Plus Gold | Fully modular | ATX | 1000W on Amazon |
| Corsair RMx Shift | 80 Plus Gold | Fully modular | ATX | 1000W on Amazon |
| Corsair SF Platinum (2024) | 80 Plus Platinum | Fully modular | SFX | 1000W on Amazon |
| Enermax Revolution ATX 3.0 | 80 Plus Gold | Fully modular | ATX | 1000W on Amazon |
| Fractal Design ION Gold V3 (ATX 3.1) | 80 Plus Gold | Fully modular | ATX | 1000W on Amazon |
| FSP Hydro G Pro ATX 3.0 | 80 Plus Gold | Fully modular | ATX | 1000W on Amazon |
| FSP Hydro PTM Pro ATX 3.0 | 80 Plus Platinum | Fully modular | ATX | 1000W on Amazon |
| FSP Hydro PTM X Pro ATX 3.0 | 80 Plus Platinum | Fully modular | ATX | 1000W on Amazon |
| FSP Hydro Ti Pro | 80 Plus Titanium | Fully modular | ATX | 1000W on Amazon |
| High Power Super GD 3.0 | 80 Plus Gold | Fully modular | ATX | 1000W on Amazon |
| Lian Li Edge Platinum | 80 Plus Platinum | Fully modular | ATX | 1000W on Amazon |
| Lian Li RS-G | 80 Plus Gold | Fully modular | ATX | 1000W on Amazon |
| Lian Li SP Platinum | 80 Plus Platinum | Fully modular | SFX | 1000W on Amazon |
| Lian Li SX-P | 80 Plus Platinum | Fully modular | ATX | 1000W on Amazon |
| MSI MAG A-GLS PCIE5 | 80 Plus Gold | Fully modular | ATX | 1000W on Amazon |
| MSI MAG A-PLS PCIE5 | 80 Plus Platinum | Fully modular | ATX | 1000W on Amazon |
| MSI MPG A-G PCIE5 | 80 Plus Gold | Fully modular | ATX | 1000W on Amazon |
| MSI MPG A-GS PCIE5 | 80 Plus Gold | Fully modular | ATX | 1000W on Amazon |
| NZXT C Series Gold (2024) | 80 Plus Gold | Fully modular | ATX | 1000W on Amazon |
| NZXT C Series Gold Core ATX 3.1 (2025) | 80 Plus Gold | Fully modular | ATX | 1000W on Amazon |
| PCCooler/ CPS YN | 80 Plus Gold | Fully modular | ATX | 1000W on Amazon |
| PCCooler/ CPS YS | 80 Plus Gold | Fully modular | ATX | 1000W on Amazon |
| Raijintek Cratos | 80 Plus Gold | Fully modular | ATX | 1000W on Amazon |
| SAMA G | 80 Plus Gold | Fully modular | ATX | 1000W on Amazon |
| SAMA P | 80 Plus Platinum | Fully modular | ATX | 1000W on Amazon |
| Seasonic Focus GX V4 | 80 Plus Gold | Fully modular | ATX | 1000W on Amazon |
| SilverStone Extreme Rz Platinum | 80 Plus Platinum | Fully modular | SFX | 1000W on Amazon |
| Super Flower Leadex III Gold Up ATX 3.1 (GE) | 80 Plus Gold | Fully modular | ATX | 1000W on Amazon |
| Super Flower Leadex VII Platinum Pro (XP) | 80 Plus Platinum | Fully modular | ATX | 1000W on Amazon |
| Super Flower Leadex VIII Platinum Pro | 80 Plus Platinum | Fully modular | ATX | 1000W on Amazon |
Tier B: most gaming PCs (14)
| Power supply | Efficiency | Cables | Size | Price |
|---|---|---|---|---|
| ASRock Phantom Gaming SFX | 80 Plus Platinum | Fully modular | SFX | 1000W on Amazon |
| be quiet! Power Zone 2 | 80 Plus Platinum | Fully modular | ATX | 1000W on Amazon |
| be quiet! Pure Power 13 M | 80 Plus Gold | Fully modular | ATX | 1000W on Amazon |
| Cooler Master MWE V4 Gold | 80 Plus Gold | Fully modular | ATX | 1000W on Amazon |
| Corsair RM-e Gen 2 2025 (ATX 3.1) | 80 Plus Gold | Fully modular | ATX | 1000W on Amazon |
| Cougar GEX X2 (ATX 3.0) | 80 Plus Gold | Fully modular | ATX | 1000W on Amazon |
| FSP Vita GM | 80 Plus Gold | Fully modular | ATX | 1000W on Amazon |
| Gamdias Helios P2-G | 80 Plus Gold | Non modular | ATX | 1000W on Amazon |
| MSI MAG A850GL PCIE5 | 80 Plus Gold | Fully modular | ATX | 1000W on Amazon |
| MSI PRO A-PL PCIE5 | 80 Plus Platinum | Fully modular | ATX | 1000W on Amazon |
| PCCooler/ CPS KN | 80 Plus Gold | Fully modular | ATX | 1000W on Amazon |
| SilverStone Decathlon DA-R GM | 80 Plus Gold | Fully modular | ATX | 1000W on Amazon |
| SilverStone Triton Rz Gold | 80 Plus Gold | Fully modular | ATX | 1000W on Amazon |
| Vetroo GV/G5 2024 (ATX 3.1/Swap) | 80 Plus Gold | Fully modular | ATX | 1000W on Amazon |
Tier C: budget builds (1)
| Power supply | Efficiency | Cables | Size | Price |
|---|---|---|---|---|
| Gigabyte UD-GM PG5 V2 | 80 Plus Gold | Fully modular | ATX | 1000W on Amazon |
Questions
Is 1000W enough for an RTX 5090?
Yes for a typical build. MSI and PC Gamer both point to 1000W.
Is 1000W overkill for an RTX 5080?
Not overkill, just extra headroom. 850W is enough for a typical build.
Does a 1000W power supply use more electricity?
Barely. It only supplies what your parts draw.
Should I get 1000W or 1200W for an RTX 5090?
1000W for a typical build. 1200W with a top processor or overclocking.
Sources
- MSI: recommended PSU table for Nvidia 30/40/50 series
- PC Gamer: Nvidia GeForce RTX 5080 (RTX 50 series spec table)
- Corsair: RMx series update (September 2024)
- HWBusters: be quiet! Dark Power 14 850W review
- KitGuru: Corsair SF850 Platinum (2024) review
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