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Intel Core i3-13100F + NVIDIA GeForce RTX 5090

Will they bottleneck? Here’s the verdict at 1440p gaming — and how it shifts with resolution.

4% CPU-bound. The Intel Core i3-13100F is holding back the NVIDIA GeForce RTX 5090.

CPU limits 1440p performance — single-thread headroom is the constraint at this resolution.

GRADE

S

PSU MIN

1100W

CONFIDENCE

86%

THE SHORT ANSWER

The Intel Core i3-13100F + NVIDIA GeForce RTX 5090 pairing is rated Grade S for 1440p gaming with a recommended 1100W PSU. Resolution-by-resolution: 1080p: 6% CPU-bound, 1440p: 4% CPU-bound, 4K: 1% CPU-bound. CPU and GPU bottleneck verdicts depend on resolution — a pairing that is CPU-bound at 1080p is often perfectly balanced at 4K because the GPU does more work per frame as pixel count increases.

Engine accuracy: 21.6% MAE on measured FPS · methodology

Plain-English breakdown.

What this pairing actually means when you sit down to play.

The Intel Core i3-13100F + NVIDIA GeForce RTX 5090 pair is 4% CPU-limited at 1440p. Same pattern at 1080p and 4K. As a build, it grades elite-tier (S).

Expect around 331 FPS in League of Legends and ~91 in the more demanding Hogwarts Legacy — both at 1440p with high or ultra presets. Resolution matters more than most calculators show — the same parts give different verdicts at 1080p, 1440p, and 4K because GPU work scales with pixel count while CPU work is roughly fixed per frame.

If you upgrade the cpu, the AMD Ryzen 5 5600X is the closest higher-tier option — see the swap recommendations below for the FPS lift. Plan on at least a 1100W PSU — that includes headroom for transient spikes on the NVIDIA GeForce RTX 5090.

The same pair gives a different answer at 1080p, 1440p, and 4K.

Higher resolutions push work onto the GPU — watch the balance shift.

1080P

6% CPU-bound

CPU
75
GPU
99

1440P

4% CPU-bound

CPU
71
GPU
100

4K

1% CPU-bound

CPU
67
GPU
100

Expected frame rates in 10 popular games.

At 1440p, high settings — measured where we have benchmarks, modeled otherwise.

These CPUs would unlock more of the NVIDIA GeForce RTX 5090.

A better-matched processor closes the gap — closest tiers first.

Building around the NVIDIA GeForce RTX 5090? Read our tested guide: Best CPU for the NVIDIA GeForce RTX 5090

Common questions.

Straight answers for the Intel Core i3-13100F + NVIDIA GeForce RTX 5090.

  • Can the Intel Core i3-13100F run the NVIDIA GeForce RTX 5090?

    Yes, the Intel Core i3-13100F will run the NVIDIA GeForce RTX 5090, but it's the limiting part — at 1440p the pair is 4% CPU-bound, so the Intel Core i3-13100F can't fully feed the NVIDIA GeForce RTX 5090 and you'll leave some frames on the table (most noticeable at 1080p and high-refresh). The swap suggestions below list CPUs that unlock more of the NVIDIA GeForce RTX 5090.

  • Will the NVIDIA GeForce RTX 5090 bottleneck the Intel Core i3-13100F?

    The Intel Core i3-13100F + NVIDIA GeForce RTX 5090 pairing is rated Grade S for 1440p gaming with a recommended 1100W PSU. Resolution-by-resolution: 1080p: 6% CPU-bound, 1440p: 4% CPU-bound, 4K: 1% CPU-bound. CPU and GPU bottleneck verdicts depend on resolution — a pairing that is CPU-bound at 1080p is often perfectly balanced at 4K because the GPU does more work per frame as pixel count increases.

  • What PSU do I need for a Intel Core i3-13100F + NVIDIA GeForce RTX 5090 build?

    For a Intel Core i3-13100F (58W TDP) paired with a NVIDIA GeForce RTX 5090 (575W TDP), we recommend a 1100W power supply at minimum. This includes 40% headroom over the parts' combined TDP plus 100W for the motherboard, RAM, fans, and storage.

Run your own combination.

Swap in a different CPU, GPU, resolution, or use case and get a fresh verdict — in under 30 seconds.

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