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Best PSU for 9800X3D and RTX 4090 combo?

PSU Forum

Last Post by Fityy 2 weeks ago

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01/11/2024 7:17 am

Topic starter

Chloe61

(@chloe61)

Trusted Member

34 Posts
7 22 5

Just planning to get the new AMD Ryzen 7 9800X3D, which PSU do you recommend for 9800X3D and RTX 4090 combo?

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Topic Tags

AMD Ryzen 7 9800X3D GeForce RTX 4090

11 Answers

03/11/2024 3:00 am

Mason DC

(@mason)

Eminent Member

16 Posts
5 6 5

850W PSU is enough, and 1000W PSU is ideal.

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07/04/2025 2:25 am

S00p33

(@s00p33)

Eminent Member

15 Posts
4 9 2

Calculate by PSU tools here, seems 850W is OK. https://tools.pctalktalk.com/psu-suggestion/psu-for-amd-ryzen-7-9800x3d-and-nvidia-geforce-rtx-4090/

Fityy 11/04/2025 9:20 am

Great tool.

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30/11/2024 1:14 pm

Aus_000

(@aus_000)

Eminent Member

21 Posts
5 12 4

Get RM850x: https://www.amazon.com/Corsair-RM850x-Fully-Modular-Supply/dp/B08R5JPTMZ?tag=5422-20

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02/11/2024 2:38 am

Carl_Ling

(@carl_ling)

Eminent Member

8 Posts
0 7 1

I use the RM1000e, works fine, no issues.

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15/01/2025 3:14 am

Beacon3

(@beacon3)

Eminent Member

20 Posts
2 14 4

RM1000e 2025.

G-So 11/02/2025 12:06 pm

@beacon3 https://www.amazon.com/CORSAIR-RM1000e-Modular-Low-Noise-12V-2x6/dp/B0DPR5RZ1T?tag=7649-20

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04/02/2025 2:36 am

MUISK

(@muisk)

Trusted Member

30 Posts
8 17 5

RM1000e 2025: https://www.amazon.com/CORSAIR-RM1000e-Modular-Low-Noise-12V-2x6/dp/B0DPR5RZ1T?tag=7649-20&th=1

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06/11/2024 7:18 am

Dakota Se

(@dakota)

Active Member

11 Posts
3 4 4

850W PSU can do.

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03/12/2024 7:57 am

Semey

(@semey)

Active Member

7 Posts
1 6 0

RM850X is OK.

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11/12/2024 8:24 am

Margaret

(@margaret)

Estimable Member

67 Posts
4 52 11

RM1000e: https://www.amazon.com/Corsair-RM1000e-Modular-Low-Noise-Supply/dp/B0BYQHWJXC?tag=7649-20

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25/12/2024 12:10 am

Girl0

(@girl0)

Eminent Member

18 Posts
3 13 2

I use SF750, same build, no issues.

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02/02/2025 2:23 am

Beth_Thompson

(@beth_thompson)

Active Member

11 Posts
0 8 3

RM850x.

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