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QWEN · 35B PARAMETERS

Qwen3.6-35B-A3B hardware and VRAM requirements

Alibaba’s small mixture-of-experts model: 35B parameters with only 3B active per token, so it runs fast on a single GPU. Qwen3.6-35B-A3B is a mixture-of-experts model with 3B of its 35B parameters work on each token. At FP8 it needs about 38 GB of GPU memory for one user, and about 42 GB to serve a team of 16 with 8K context each.

Total parameters

35B

Active per token

3B

Context length

262K native

Released as

BF16, FP8, NVFP4 (4-bit)

Minimum VRAM

24 GB at NVFP4

For a team of 16

42 GB at FP8

VRAM needed to run Qwen3.6-35B-A3B

GPU memory by precision, number of concurrent users and context length. Each user needs their own KV cache, so memory grows with users and context.

PrecisionWeights only1 user, 8K16 users, 8K16 users, 32KLoRA fine-tune
BF16
Released
70 GB75 GB78 GB87 GB80 GB
FP8
Released
35 GB38 GB42 GB50 GB44 GB
NVFP4 (4-bit)
22.1 GB NVIDIA build
22 GB24 GB28 GB36 GB30 GB

Full fine-tuning in mixed precision needs about 565 GB: weights, gradients and optimizer states at roughly 16 bytes per parameter. LoRA trains small adapter layers on a frozen copy of the model instead, so it needs far less.

GPUs that can run Qwen3.6-35B-A3B on-premise

For a team of 16 using Qwen3.6-35B-A3B at FP8 with 8K context each (about 42 GB), smallest fit first.

NVIDIA · GPUFits on 1 GPU

NVIDIA L40S

48 GB per GPU · 1.5 GB to spare.

NVIDIA · GPUFits on 1 GPU

NVIDIA H100 NVL

94 GB per GPU · 43 GB to spare.

NVIDIA · GPUFits on 1 GPU

NVIDIA RTX PRO 6000 Blackwell

96 GB per GPU · 45 GB to spare.

NVIDIA · DESKTOP SYSTEMFits on 1 system

NVIDIA DGX Spark

128 GB per system · 67 GB to spare.

NVIDIA · GPUFits on 1 GPU

NVIDIA H200 NVL

141 GB per GPU · 85 GB to spare.

AMD · GPUFits on 1 GPU

AMD Instinct MI300X

192 GB per GPU · 131 GB to spare.

AMD · GPUFits on 1 GPU

AMD Instinct MI325X

256 GB per GPU · 189 GB to spare.

NVIDIA · 8-GPU SERVERFits on 1 system

NVIDIA DGX B200

1.44 TB per system · 1.25 TB to spare.

Weighing two of these? Compare AI hardware side by side, for example H100 vs H200, RTX PRO 6000 vs RTX 5090 or DGX Spark vs Mac Studio.

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Qwen3.6-35B-A3B at a glance

ArchitectureMixture-of-experts model: 3B of its 35B parameters work on each token.
Layers40 layers
AttentionHybrid linear and full attention
Experts256 experts: 8 routed + 1 shared active per token
KV cache per token20.0 KB per token at 16-bit. Estimated: the model card does not publish per-token cache size for its hybrid attention.
Context length262K native, extendable to about 1M
ModalityText, image and video input, text output
LicenseApache 2.0

Compare Qwen3.6-35B-A3B with other models

FROM SIZING TO RUNNING

Sizing the hardware is the easy part.

Getting several GPUs to work as one system for a whole company is where most projects slow down. That is the part Vanik Edge OS does for you.

  1. STEP 01 · THIS TOOL

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    Work out the GPU memory your models need and which GPUs or servers can hold them.

  2. STEP 02 · VANIK EDGE OS

    Cluster it

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  3. STEP 03 · VANIK EDGE OS

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Qwen3.6-35B-A3B GPU questions

Can I run Qwen 3.6 35B-A3B locally?

Yes, on data-center GPUs. At NVFP4 it needs about 24 GB of GPU memory for one user, more than consumer graphics cards or laptops hold. A team of 16 fits on NVIDIA L40S.

How big is Qwen 3.6 35B-A3B?

Qwen3.6-35B-A3B has 35B parameters in total, of which 3B work on each token. The weights take about 22 GB at NVFP4.

How much VRAM to run Qwen 3.6 35B-A3B?

Qwen3.6-35B-A3B needs about 38 GB of GPU memory at FP8 for one user with 8K context: 35 GB for the weights plus the KV cache and runtime overhead. Serving 16 people at once with 8K context each needs about 42 GB.

Is Qwen 3.6 35B-A3B open source?

Yes. Its weights are published under the Apache 2.0 license, so you can download, self-host and use it commercially.

Can Qwen 3.6 35B-A3B run on a single GPU?

Yes. At FP8 with one user and 8K context it needs about 38 GB, which fits on a single NVIDIA L40S or NVIDIA H100 NVL.

Why does Qwen 3.6 35B-A3B need so much memory if only 3B parameters are active?

It is a mixture-of-experts model. Only 3B parameters work on each token, which keeps it fast, but a different set of experts is picked for every token, so all 35B parameters must stay loaded in GPU memory.

Can I fine-tune Qwen 3.6 35B-A3B?

LoRA fine-tuning at FP8 needs roughly 44 GB with 4K sequences; it trains small adapter layers on a frozen copy of the model. Full fine-tuning needs about 565 GB, which calls for a multi-GPU training cluster.

How are these numbers calculated?

Weights are parameters × bytes per parameter. The KV cache uses 20.0 KB per token per user. We add about 5% of the weights plus 1 GB for runtime overhead and keep 10% of each GPU free. Figures are planning estimates; real usage depends on the inference engine and settings.

VRAM for similar models

Specifications from Hugging Face: Qwen/Qwen3.6-35B-A3B. Memory and bandwidth are manufacturer figures; GPU counts are rounded to 1, 2, 4 or 8 per server. All figures are planning estimates. Last checked November 10, 2026.

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