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All estimates are approximations based on mathematical models and public specifications. Actual performance may vary. Do not make purchasing decisions based solely on these estimates.

Data sourced from Hugging Face, Ollama, and official model documentation. Model names and logos are trademarks of their respective owners.

© 2026 Will It Run AI — Fase Consulting Ibiza, S.L. (NIF: B57969656)

Home/Qwen3-Coder 30B A3B Instruct/on RTX 4000 Ada 20GB

Can it run?

Can RTX 4000 Ada 20GB run Qwen3-Coder 30B A3B Instruct?

CUsable

Very compromised (needs ~2.1 GB host RAM)

Using Q4_K_M in Ollama

Capabilities:

Fit status

Very compromised (needs ~2.1 GB host RAM)

Decode

35.2 tok/s

TTFT

5497 ms

Safe context

14K

Memory

22.6 GB / 20.0 GB

Offload

10%

Memory breakdown

Weights18.6 GB
KV Cache0.8 GB
Runtime1.2 GB
Headroom2.0 GB

Performance by workload

WorkloadGradeFitDecodeTTFTContext
Agentic CodingCVery compromised (needs ~2.3 GB host RAM)34.9 tok/s8064 ms28K
ChatCVery compromised (needs ~2.1 GB host RAM)35.2 tok/s2998 ms7K
CodingCVery compromised (needs ~2.1 GB host RAM)35.2 tok/s5497 ms14K
RAGCVery compromised (needs ~2.3 GB host RAM)34.9 tok/s10080 ms28K
ReasoningCVery compromised (needs ~2.1 GB host RAM)35.2 tok/s6496 ms14K

Quantization options

How Qwen3-Coder 30B A3B Instruct (30.5B params) fits at each quantization level on RTX 4000 Ada 20GB (20.0 GB usable).

QuantBitsVRAMQualityFit
Q2_KBest for your GPU
2
11.9 GB
LowC42
Q3_K_S
3
14.9 GB
LowC45
NVFP4
4
17.1 GB
MediumC45
Q4_K_M
4
18.6 GB
MediumC45
Q5_K_M
5
22.0 GB
HighF0
Q6_K
6
25.0 GB
HighF0
Q8_0
8
32.6 GB
Very HighF0
F16
16
62.5 GB
MaximumF0

Get started

Ollama
ollama run qwen-3-coder-30b-a3b
HuggingFace
huggingface-cli download qwen-3-coder-30b-a3b

Upgrade options

Hardware that runs Qwen3-Coder 30B A3B Instruct well

AppleMacBook Pro M4 32GBBest value
C11.9 tok/s decode

~$799 MSRP

AppleMac mini M4 64GBBudget pick
C12 tok/s decode

~$1,099 MSRP

NVIDIARTX 5090 32GBNVIDIA upgrade
B166.9 tok/s decode

~$1,999 MSRP

AMDAMD Instinct MI100 32GBBiggest leap
B111 tok/s decode

 

See all results for RTX 4000 Ada 20GBSee all hardware for Qwen3-Coder 30B A3B Instruct