VRAMNeeded Calculator

What can I run with 24 GB of VRAM?

With 24 GB of VRAM (or unified memory) and an 8K-token conversation, 11 of the 16 language models we track fit comfortably, and the largest is Gemma 4 31B.

Language models (LLMs)

ModelBest precisionMemoryVerdict
Gemma 4 31BGoogle4-bit (Q4_K_M)19.6 GB*Fits
Qwen3.8 27BAlibaba Qwen4-bit (Q4_K_M)18.0 GBFits
Gemma 4 26B A4BGoogle4-bit (Q4_K_M)17.0 GB*Fits
gpt-oss-20bOpenAI16-bit (FP16/BF16)14.0 GBFits
Qwen2.5 14B InstructAlibaba Qwen8-bit (Q8_0)17.3 GBFits
Qwen3 14BAlibaba Qwen8-bit (Q8_0)17.0 GBFits
DeepSeek-R1-0528-Qwen3-8BDeepSeek16-bit (FP16/BF16)17.6 GBFits
Llama 3.1 8B InstructMeta16-bit (FP16/BF16)17.1 GBFits
Qwen2.5 7B InstructAlibaba Qwen16-bit (FP16/BF16)15.7 GBFits
Mistral 7B Instruct v0.3Mistral AI16-bit (FP16/BF16)15.6 GBFits
Llama 3.2 3B InstructMeta16-bit (FP16/BF16)7.4 GBFits
Qwen2.5 32B InstructAlibaba Qwen4-bit (Q4_K_M)22.0 GBTight
Qwen3.8 Flash NextAlibaba Qwenneeds 119.6 GB at 4-bit119.6 GB*Too big
gpt-oss-120bOpenAIneeds 63.1 GB at 4-bit63.1 GBToo big
Llama 3.1 70B InstructMetaneeds 45.2 GB at 4-bit45.2 GBToo big
Mixtral 8x7B Instruct v0.1Mistral AIneeds 27.5 GB at 4-bit27.5 GBToo big

Memory needed = weights at that precision (real Hugging Face download sizes) + FP16 KV cache for 8,192 tokens. "Fits" means under 90% of 24 GB; "Tight" means 4-bit loads but leaves under 10% free. A * means the KV cache isn't sourced yet, so only the weights are counted. Data checked 2026-10-23.

Image generation, video editing and gaming

WorkloadMin–comfortableVerdict
Stable Diffusion 1.5 (512×512)Image generation4–8 GBComfortable
SDXL 1.0 (1024×1024)Image generation8–12 GBComfortable
FLUX.1 [dev] (1024×1024)Image generation8–16 GBComfortable
Video editing, 1080p (HD)Video editing4–8 GBComfortable
Video editing, 4KVideo editing8–12 GBComfortable
Video editing, 8KVideo editing16–24 GBComfortable
Gaming, 1080pGaming8–12 GBComfortable
Gaming, 1440pGaming12–16 GBComfortable
Gaming, 4KGaming16–16 GBComfortable

Ranges come from published guidance (Adobe, Puget Systems, AUTOMATIC1111 and others); the sources are linked in the calculator when you pick a workload.

Other memory sizes

Want a different context length, more than one GPU, or your exact card? Use the What can my GPU run? tool. To check one model in detail, use the VRAM calculator.

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