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AMD R9700 users report high VRAM usage in ComfyUI

By PulseAugur Editorial · [1 sources] ·

Users on Reddit are discussing the VRAM usage of AMD R9700 graphics cards when running ComfyUI with the Wan 2.2 fp8/Bernini fp8 model. One user reported that their setup is using nearly 32GB of VRAM, with the Ksampler adding an additional 14-15GB for frame handling, which seems significantly higher than comparable NVIDIA setups. They are seeking input from other R9700 users on Windows to compare VRAM usage and share their ComfyUI flags to troubleshoot the issue. AI

IMPACT High VRAM usage on specific hardware configurations could impact the accessibility and performance of AI image generation tools.

RANK_REASON User discussion about software performance and hardware configuration.

Read on r/StableDiffusion →

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

AMD R9700 users report high VRAM usage in ComfyUI

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 discussion about software performance and hardware configuration.
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.
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infra
Editorial topic classification. Feeds into how the story surfaces on /topic/<slug> hub pages and into the per-entity coverage mix.
AI-industry relevance
High
Clearly on-topic for AI-industry coverage.
Story freshness
109 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/Glittering-Cold-2981 ·

    AMD R9700 Wan 2.2/ Bernini ComfyUi Windows

    <!-- SC_OFF --><div class="md"><p>Could someone with an R9700 check for me how much VRAM is being used in their ComfyUi Wan 2.2 fp8/bernini fp8? I've already got Ksampler loading almost 32GB at 1280x720x81 frames. The model loads into VRAM first with its size, and Ksampler adds a…

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