System · desktop

RX 7900 XTX desktop (64 GB DDR5)

Runs models up to ~35B parameters at 4-bit entirely on the GPU. AMD 24 GB GPU desktop on ROCm or Vulkan.

GPU memory: 24 GB
System RAM: 64 GB
Runs: 15 of 19model variants, 8K
Estimated cost: ~$2,400

What it runs

Largest models that fit without spilling into system memory, at an 8K contextHow much text the model can consider at once, counted in tokens — roughly ¾ of a word each..

Everything →

Variant
Qwen2.5 32B Instruct
32.8B · Q4_K_M via llama.cpp
Tight fit
~30 tok/s est.
Variant
Qwen2.5-Coder 32B Instruct
32.8B · Q4_K_M via llama.cpp
Tight fit
~30 tok/s est.
Variant
DeepSeek-R1-Distill-Qwen-32B
32.8B · Q4_K_M via llama.cpp
Tight fit
~30 tok/s est.
Variant
Qwen3 30B-A3B
30.5B · Q4_K_M via llama.cpp
Runs well
~245 tok/s est.
Variant
Gemma 3 27B IT
27.4B · Q4_K_M via llama.cpp
Tight fit
~36 tok/s est.
Variant
Gemma 2 27B IT
27.2B · Q4_K_M via llama.cpp
Runs well
~36 tok/s est.
Variant
Mistral Small 24B Instruct 2501
23.6B · Q6_K via llama.cpp
Runs well
~31 tok/s est.
Variant
Qwen2.5 14B Instruct
14.8B · Q6_K via llama.cpp
Runs well
~49 tok/s est.
Variant
Phi-4
14.7B · Q8_0 via llama.cpp
Runs well
~39 tok/s est.
Variant
Gemma 2 9B IT
9.24B · BF16 via SGLang
Tight fit
~33 tok/s est.

Components

1× Hardware AMD Radeon RX 7900 XTX gpu · 24 GB
1× Hardware AMD Ryzen 9 7950X cpu
System RAM bandwidth 96 GB/s

Measured performance

Model · quantization	Runtime	Context	Measurements	Source
Llama 3.1 8B Instruct Q4_K_M (LM Studio Community)	llama.cpprocm · b4600	4K	3,050 tok/s · Prompt processing (512) 94 tok/s · Generation (128)	Mutinai illustrative fixtures

Community results

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Reviews

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