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RTX 4090 unlocked for BF16 precision, nearing RTX 5090 performance

By PulseAugur Editorial · [1 sources] ·

A user has successfully enabled BF16 precision on an RTX 4090 graphics card using a tool called MarvinFS, allowing it to perform similarly to an RTX 5090 for certain AI image generation tasks. Benchmarks comparing the unlocked RTX 4090 against the RTX 5090 across various models like SDXL, Anima, Krea2, Qwen Image 2.1, and MOSS Image BF16 show that while the RTX 5090 is generally faster, the unlocked RTX 4090 offers improved performance over its standard configuration. This modification is suggested for users whose RTX 4090 warranty has expired. AI

IMPACT Enables users to potentially improve AI inference speeds on existing hardware, reducing the need for immediate upgrades.

RANK_REASON User-driven modification of existing hardware to enable a feature (BF16) typically associated with newer/higher-end hardware, with performance comparisons.

Read on r/StableDiffusion →

AI-generated summary · Google Gemini · from 1 sources. How we write summaries →

RTX 4090 unlocked for BF16 precision, nearing RTX 5090 performance

How we ranked this

Signal score
0 / 100
Composite score across the factors below. Higher = stronger signal that this story matters right now.
Newsworthiness bucket
Tool
User-driven modification of existing hardware to enable a feature (BF16) typically associated with newer/higher-end hardware, with performance comparisons.
Source corroboration
Single-source cluster
Only one publisher covered this so far. Single-source stories can still rank when the publisher is high-authority, but they lack cross-source corroboration.
Topics
infra, product
Editorial topic classification. Feeds into how the story surfaces on /topic/<slug> hub pages and into the per-entity coverage mix.
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High
Clearly on-topic for AI-industry coverage.
Story freshness
3 days old
Aged out of breaking-news scoring windows; ranking reflects the durable signal from the full source set.

Full methodology in our editorial standards.

COVERAGE [1]

  1. r/StableDiffusion TIER_2 English(EN) · /u/devmoching ·

    I Unlocked BF16 on an RTX 4090 and Compared It to an RTX 5090 (on Windows 11)

    <!-- SC_OFF --><div class="md"><p>Using MarvinFS’s tool, I successfully unlocked BF16 on the RTX 4090 running Windows 11.</p> <p><a href="https://github.com/MarvinFS/rtx4090-uefi/releases">https://github.com/MarvinFS/rtx4090-uefi/releases</a></p> <p>It was very easy, so if you ha…

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