AMD · consumer

Radeon RX 6700

Radeon RX 6700 has 10 GB of VRAM at 320 GB/s — about 9.30 GiB usable after driver and compositor overhead. 1675 of 2118 indexed models fit at 4K context with q8_0 KV.

Spec sheet· bandwidth, theoreticalFrom the file· fit from summed bytesPredicted· speed
Memory
10 GB
GDDR6
Bandwidth
320 GB/s
160-bit bus
Tensor FP16
dense
TDP
175 W
KV cachef16q8_0q4_0quantizing the KV cache is a ~2× lever on the dominant term at long context
text 1453vision language 122audio tts 21embedding 26video 12audio asr 39image 2

What fits at 4K context

largest quantization that fits, per model · 1675 of 2118 indexed
ModelBest quantParamsWeightsKVTotal in memoryHeadroomtok/s
Lamarck-14B-v0.7I1-Q4_014.8B7.95 GiB0.40 GiB9.30 GiB0.00 GiB24±26.5%
QwenStock-14BI1-Q4_014.8B7.95 GiB0.40 GiB9.30 GiB0.00 GiB24±26.5%
DeepSeek-R1-Distill-Qwen-14B-UncensoredI1-Q4_014.8B7.95 GiB0.40 GiB9.30 GiB0.00 GiB24±26.5%
Qwen3-14B-Claude-4.5-Opus-High-Reasoning-DistillIQ4_NL14.8B8.01 GiB0.33 GiB9.30 GiB0.00 GiB24±26.5%
granite-20b-code-instruct-8kIQ3_S20.1B8.32 GiB0.00 GiB9.30 GiB0.00 GiB24±26.5%
granite-20b-code-base-8kI1-IQ3_S20.1B8.32 GiB0.00 GiB9.30 GiB0.00 GiB24±26.5%
DeepSeek-Coder-V2-Lite-BaseMoEI1-Q4_015.7B8.32 GiB0.06 GiB9.29 GiB0.01 GiB81±37%
SuperGemma-4-12b-abliteratedI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
gemma-4-12B-agentic-fable5-composer2.5-v2-3.5x-tau2-uncensored-hereticI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
gemma-4-12B-coder-fable5-composer2.5-v1-uncensored-hereticI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
gemma-4-12B-it-uncensored-hereticI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
Grug-12BI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
Aura-Medium-v1-BF16I1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
gemma-4-12B-it-Esper4I1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
gemma-4-12B-it-GuardpointI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
Gemma-4-12B-it-AEON-Abliterated-K4-BF16I1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
gemma-4-12B-it-Tachibana-AgentI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
gemma-4-12b-marvin-gutenberg-rp-v2I1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
gemma-4-12b-crownelius-writerI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
Huihui-gemma-4-12B-coder-fable5-composer2.5-v1-abliteratedI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
gemma-4-12b-asterion-agenticI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
Huihui-gemma-4-12B-agentic-fable5-abliteratedI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
g4-12b-it-trismegistusI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
gemma4-12b-it-asimovI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
FabGemmaI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
gemma-4-12B-it-abliterated-uncensoredI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
Gemma-4-12b-it-AbliteratedI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
gemma-4-12B-it-heretic_decensoredI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
Iris-12B-gemma-4-it-qatI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
gemma-4-12B-coder-fable5-composer2.5-v1I1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
G4-Starry-Ocean-12BI1-Q5_K_M11.9B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
gemma-4-12B-it-QAT-SOMPOA-heresyI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
gemma-4-12B-it-uncensored-opus4.7-cotI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
Gemma4-12B-IT-AbliteratedI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
gemma-4-12b-it-uncensoredI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
Huihui-gemma-4-12B-it-abliteratedI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
gemma-4-12B-it-hereticI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
Tema_Q-X5-12B-ThinkingI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
gemma-4-12B-coder-fable5-composer2.5-v1-bf16I1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
swarm-sovereign-12bI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
Gemma-4-12B-OBLITERATEDI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
Gemma4-12B-UncensoredI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
Serenity-12BI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
Dark-PaneI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
Reelva-12BI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
G4-Starry-Ocean-12B-hereticI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
Iris-12B-v1.3.2I1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
Semancer-12BI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
Iris-12B-v1.2I1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
gemma-4-12b-heretic-abliteratedI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
gemma-4-12B-it-null-space-abliteratedQ5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
gemma-4-12b-marvin-gutenbergI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
gemma-4-12b-marvin-v2I1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
gemma-4-12b-marvin-v1I1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
STARK-WEB-12B-v1.7I1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
STARK-WEB-12BI1-Q5_K_M12.0B7.96 GiB0.38 GiB9.29 GiB0.01 GiB24±26.5%
reka-flash-3.1I1-Q2_K20.9B8.04 GiB0.27 GiB9.29 GiB0.01 GiB24±26.5%
reka-flash-3Q2_K20.9B8.04 GiB0.27 GiB9.29 GiB0.01 GiB24±26.5%
glm-4-9b-chat-abliteratedQ5_K_L9.4B7.01 GiB1.33 GiB9.28 GiB0.02 GiB24±26.5%
glm-4-9b-chatQ5_K_L9.4B7.01 GiB1.33 GiB9.28 GiB0.02 GiB24±26.5%
From the filePredictedwhat these mean

Speed is modeled, not measured: decode is memory-bandwidth bound, so tokens per second is bytes read per token against achievable bandwidth. Mixture-of-experts models carry a wider band because only the routed experts are read each step, and few have been measured publicly.

Measured on this card

third-party benchmarks, aggregated
WorkloadMedianMiddle 50%Runs
Image generation3.09 it/s1.923.5627
Benchmarked· n=27

Aggregated from community-submitted runs, so the spread is wide by nature — it covers different models, resolutions, step counts and settings, not one controlled configuration. Read the middle 50% rather than the median alone. These figures are reproduced with attribution from vladmandic-sd-data-benchmark, which publishes no licence — so we display and link rather than redistribute them.

Questions people ask

What AI models can a Radeon RX 6700 run?
1675 of 2118 indexed open-weight models fit a Radeon RX 6700 at 4,096 context with q8_0 KV cache, the largest being Lamarck-14B-v0.7 at I1-Q4_0. That covers text, vision-language, image, video and speech models.
How much usable memory does a Radeon RX 6700 actually have?
Its nameplate is 10 GB, but about 9.30 GiB is available to a model once driver and compositor overhead is accounted for.
Is a Radeon RX 6700 fast for local AI?
Its memory bandwidth is 320 GB/s, and that figure — not teraflops — is what governs token generation speed. Capacity decides what you can run; bandwidth decides how fast it runs.