NVIDIA

RTX 3050 8GB

RTX 30ConsumerAmperePCIe 4CUDA
8GB
VRAM
224GB/s
Bandwidth
18TFLOPS
FP16 Compute
144TOPS
INT8 Inference
$249 MSRP
VRAM8 GBBandwidth224 GB/sCompute18 TFInference144 TOPSValue7.23 TF/$k
RTX 3050 8GBCategory AvgRTX 3080 10GB

Operating mode

Choose the operating mode for this hardware

Use this to bias workload recommendations toward responsiveness, background autonomy, lighter serving, or multi-GPU scale-out.

Current mode

Balanced

Balanced for general local use. Keeps the ranking neutral across personal and serving workflows.

About this GPU for AI

The RTX 3050 8GB is a budget Ampere card that offers just enough VRAM to run 7B models at FP16 — but barely. The 8 GB VRAM fits a 7B model in Q4 with some room for KV cache, while the 3rd-gen Tensor Cores with INT8 sparsity acceleration give it a meaningful edge over Turing-era cards. Memory bandwidth at 224 GB/s is its main weakness — token generation on a loaded 7B model will feel sluggish compared to even the RTX 3060 Ti. Good for first-time AI experimentation on a tight budget.

Beyond LLMs

AI Capability Matrix

What AI tasks this GPU can handle — from text generation to image and video creation.

CapabilityStatusRepresentative Model
LLM Chat (7B)Runs nativelyLlama 3.1 8B Q4
LLM Coding (30B)Won’t fitQwen 3 30B Q4
LLM Large (70B)Won’t fitLlama 3.1 70B Q4
Image Gen (SDXL)Runs with sequential offloadSDXL 1.0 FP16
Image Gen (Flux)Won't fitFlux.1 Dev FP16
Image Gen (SD 3.5)Won't fitSD 3.5 Large FP16
Video Short (25f)Won't fitLTX Video 2B
Video Long (100f)Won't fitWan Video 14B
budget-friendlyentry-levellimited-vramlow-bandwidth

仕様

コンピュート
FP1618 TFLOPS
INT8144 TOPS
アーキテクチャAmpere
メモリ
VRAM8 GB
帯域幅224 GB/s
一般
ファミリーRTX 30
セグメントConsumer
インターコネクトPCIe 4
コンピュートプラットフォームCUDA
MSRP$249

主な特徴

CUDA Compute Capability 8.6 (Ampere)3rd Gen Tensor Cores with INT8 sparsity supportPCIe Gen 4 x16224 GB/s memory bandwidth (GDDR6)No FP8 supportPower-efficient entry-level Ampere

AIワークロード向け

強み
  • 8 GB VRAM comfortably runs 7B models at Q4 without offloading
  • Ampere Tensor Cores support sparsity-accelerated INT8 inference
  • Low MSRP and good used market availability
  • PCIe Gen 4 avoids any bandwidth bottleneck on the system bus
注意点
  • 224 GB/s bandwidth is the slowest of any Ampere desktop GPU — noticeable in decode throughput
  • 8 GB ceiling means 13B models require Q3 or lower to fit
  • No FP8 support limits gains from modern quantization techniques
  • Outclassed by the RTX 3060 12GB for AI use at a small price delta

Architecture

Ampere

Ampere is NVIDIA's second-generation RTX architecture, built on Samsung's 8nm process. It introduced 3rd-generation Tensor Cores with support for sparsity-accelerated INT8 operations and improved FP16 throughput over Turing.

AI Relevance

Sparsity-aware Tensor Cores can effectively double throughput for structured sparse workloads. However, the lack of FP8 support means quantized inference is less efficient than Ada Lovelace or Blackwell.

Process: Samsung 8nmPlatform: CUDATensor Cores: Gen 3Precisions: FP32, FP16, BF16, INT8, INT4

購入アドバイス

ローカルAIにRTX 3050 8GBを買うべき?

制限付きでローカルAIに使用可能

上位50モデル中7モデルを実行可能(主に小規模)。大規模モデルには強い量子化が必要か、適合しません。

8.0 GB

VRAM

$249

希望小売価格

$31/GB

GBあたりのコスト

このGPUに最適なモデル

What will limit you first

This setup is broadly balanced for this model.

No major red flags

This recommendation has enough memory headroom and acceptable estimated speed for the selected workload.

Best upgrade itinerary

Unlocks 33 additional models that do not fit on the current setup.

もっと余裕が欲しいですか? RTX 3080 10GB (10.0 GB VRAM) が次のステップアップです。

Recommendations by Workload

Chat

S

Qwen 3.5 4B

This model is a direct match for chat. It belongs to a current frontier family for local AI. It fits natively with comfortable headroom. Known channels: huggingface, ollama, lm-studio.

Decode 48.0 tok/s · 28K ctx · llama.cppEST.
5.2 GB / 8.0 GB VRAM

Coding

S

Qwen 3.5 4B

This model is a direct match for coding. It belongs to a current frontier family for local AI. It fits natively with comfortable headroom. Known channels: huggingface, ollama, lm-studio.

Decode 48.0 tok/s · 28K ctx · llama.cppEST.
6.3 GB / 8.0 GB VRAM

Agentic Coding

A

Gemma 4 E2B

This model is still usable for agentic-coding, but it is not the most specialized pick. It belongs to a current frontier family for local AI. It fits natively with comfortable headroom. Known channels: huggingface, ollama, lm-studio.

Decode 32.9 tok/s · 96K ctx · llama.cppEST.
5.9 GB / 8.0 GB VRAM

Reasoning

S

Phi-4 Mini Reasoning 4B

This model is a direct match for reasoning. It belongs to a current frontier family for local AI. It fits natively with comfortable headroom. Known channels: huggingface, ollama.

Decode 45.6 tok/s · 43K ctx · llama.cppEST.
5.5 GB / 8.0 GB VRAM

RAG

A

Granite 4.1 3B

This model is a direct match for rag. It sits in the middle of the current model mix. It fits natively with comfortable headroom. Known channels: huggingface, ollama.

Decode 36.0 tok/s · 59K ctx · llama.cppEST.
6.0 GB / 8.0 GB VRAM

Full Model Compatibility

AlibabaQwen 3.5 4B
S95
4B6.3 GB48 tok/s28K ctx
dense
MicrosoftPhi-4 Mini Reasoning 4B
S91
3.8B5.5 GB46 tok/s43K ctx
dense
Jina AIJina Embeddings v3
A83
0.57B4.8 GB7 tok/s8K ctx
dense
BAAIBGE M3
A80
0.57B4.0 GB7 tok/s8K ctx
dense
AlibabaQwen 3.5 9B
A79
9B9.4 GB13 tok/s6K ctx
dense
AlibabaQwen 3 8B
A78
8B8.8 GB15 tok/s10K ctx
dense
NVIDIANemotron Nano 8B
A74
8B8.5 GB18 tok/s12K ctx
dense
AlibabaQwen3-Coder 30B A3B Instruct
F0
30.5B21.8 GB2 tok/s4K ctx
moe
AlibabaQwen 3.5 397B A17B
F0
397B246.7 GB2 tok/s4K ctx
moe
MistralDevstral 2 123B Instruct
F0
123B82.1 GB2 tok/s4K ctx
dense
Moonshot AIKimi K2.5
F0
1000B619.1 GB2 tok/s4K ctx
moe
Moonshot AIKimi K2.6
F0
1000B619.1 GB2 tok/s4K ctx
+1moe
DeepSeekDeepSeek V4 Pro
F0
1600B865.6 GB2 tok/s4K ctx
moe
AlibabaQwen 3.5 27B
F0
27B21.3 GB2 tok/s4K ctx
dense
AlibabaQwen 3.6 27B
F0
27B19.1 GB2 tok/s4K ctx
+1dense
AlibabaQwen 3.5 122B A10B
F0
122B78.6 GB2 tok/s4K ctx
moe
AlibabaQwen3-VL 30B A3B Instruct
F0
30B21.5 GB4 tok/s4K ctx
moe
AlibabaQwen 3.6 35B A3B
F0
35B27.2 GB3 tok/s4K ctx
+1moe
DeepSeekDeepSeek V4 Flash
F0
284B161.0 GB2 tok/s4K ctx
moe
AlibabaQwen 3.5 35B A3B
F0
35B24.5 GB3 tok/s4K ctx
moe
MistralMagistral Small 2507
F0
24B18.8 GB2 tok/s4K ctx
dense
MistralDevstral Small 2 24B Instruct
F0
24B18.8 GB2 tok/s4K ctx
dense
AlibabaQwen 3 32B
F0
32B25.1 GB2 tok/s4K ctx
dense
AlibabaQwen 3 14B
F0
14B12.7 GB5 tok/s4K ctx
dense
AlibabaQwen 3 30B A3B
F0
30.5B21.8 GB2 tok/s4K ctx
moe
MistralMistral Small 4 119B
F0
119B79.7 GB2 tok/s4K ctx
moe
CohereCommand A 111B
F0
111B73.3 GB2 tok/s4K ctx
dense
AlibabaQwen 2.5 VL 72B
F0
72B50.5 GB2 tok/s4K ctx
dense
OpenAIGPT-OSS 120B
F0
117B78.0 GB2 tok/s4K ctx
dense
NVIDIANemotron 3 Nano 30B
F0
30B22.4 GB2 tok/s4K ctx
dense
AlibabaQwen3-Coder-Next
F0
80B52.0 GB2 tok/s4K ctx
moe
MicrosoftPhi-4-reasoning-plus 14B
F0
14.7B13.7 GB4 tok/s4K ctx
dense
MistralDevstral Small 1.1
F0
24B18.8 GB2 tok/s4K ctx
dense
Z.aiGLM-5.1
F0
754B480.7 GB2 tok/s4K ctx
moe
Mistral AIPixtral Large 124B
F0
124B82.7 GB2 tok/s4K ctx
dense
Z.aiGLM-5
F0
744B474.6 GB2 tok/s4K ctx
moe
DeepSeekDeepSeek V3.2
F0
671B411.5 GB2 tok/s4K ctx
moe
OpenAIGPT-OSS 20B
F0
21B17.0 GB4 tok/s4K ctx
moe
AlibabaQwen 3 235B A22B
F0
235B147.9 GB2 tok/s4K ctx
moe
AlibabaQwen3-Coder 480B A35B Instruct
F0
480B297.4 GB2 tok/s4K ctx
moe
NVIDIANemotron Cascade 2 30B A3B
F0
30B22.9 GB3 tok/s4K ctx
moe
GoogleGemma 4 31B
F0
30.7B35.1 GB2 tok/s4K ctx
dense
MiniMax M2.7
F0
230B145.8 GB2 tok/s4K ctx
moe
MistralLeanstral 119B A6B
F0
119B83.1 GB2 tok/s4K ctx
moe
DeepSeekDeepSeek Coder V2 236B
F0
236B204.3 GB2 tok/s4K ctx
moe
DeepSeekDeepSeek R1 671B
F0
671B470.6 GB2 tok/s4K ctx
moe
DeepSeekDeepSeek V3.1 671B
F0
671B470.6 GB2 tok/s4K ctx
moe
MistralMinistral 3 14B
F0
14B12.7 GB5 tok/s4K ctx
multimodal
LG AIEXAONE 4.0 32B
F0
32B25.1 GB2 tok/s4K ctx
dense
GoogleGemma 4 26B A4B
F0
25.2B20.7 GB3 tok/s4K ctx
moe

もう少しで届く

アップグレードで動くモデル

もう少しメモリがあれば動く高品質モデル

Image & Video Generation

Diffusion Model Compatibility

21 of 52 models can generate images or video on your RTX 3050 8GB

ModelMax ResolutionGen TimeGrade
SD TurboImage512×512~2.6sS
Stable Diffusion 1.5Image512×768~5.2sS
Realistic Vision v5.1Image512×768~5.2sS
DreamShaper 8Image512×768~5.2sS
LCM DreamShaper v7Image512×768~1.6sS
PixArt-SigmaImage256×256~21sS
FramePack I2VVideo256×256~38.5s/frameA
SDXL TurboImage256×256~7sA
SDXL LightningImage256×256~20.9sB
Stable Diffusion XL 1.0Image256×256~55.7sB
Playground v2.5Image256×256~31.5sB
RealVisXL v5.0Image256×256~1m 3sB
DreamShaper XLImage256×256~1m 3sB
Juggernaut XL v9Image256×256~1m 3sB
Animagine XL 3.1Image256×256~1m 3sB
Pony Diffusion V6 XLImage256×256~1m 3sB
Animagine XL 4.0Image256×256~1m 3sB
Illustrious XLImage256×256~1m 3sB
Wan Video 2.1 1.3BVideo256×256~15.3s/frameD
Stable Diffusion 3.5 MediumImage256×256~36.7sD
Flux.2 Klein 4BImage256×256~6.3sD
LTX Video 2BVideo256×256~18.2s/frameF
KolorsImage256×256~42sF
Stable CascadeImage256×256~52.5sF
AuraFlow v0.3Image256×256~1m 34sF
Stable Diffusion 3.5 LargeImage256×256~1m 55sF
Stable Diffusion 3.5 Large TurboImage256×256~21sF
CogVideoX 2BVideo256×256~18.2s/frameF
HunyuanVideoVideo256×256~38.5s/frameF
ChromaImage256×256~21sF
Z-Image TurboImage256×256~21.7sF
Flux.1 DevImage256×256~1m 34sF
Flux.1 SchnellImage256×256~18.4sF
LTX Video 13BVideo256×256~38.5s/frameF
Flux.1 Kontext DevImage256×256~1m 45sF
AnimateDiff v1.5.3Video512×768~9.6s/frameF
Cosmos Diffusion 7BVideo256×256~30.1s/frameF
CogVideoX 5BVideo256×256~26.3s/frameF
Wan2.2 TI2V 5BVideo256×256~26.3s/frameF
Flux.2 Klein 9BImage256×256~10.5sF
Flux.1 Fill DevImage256×256~1m 29sF
Mochi 1 PreviewVideo256×256~34.7s/frameF
HunyuanVideo 1.5Video256×256~32.2s/frameF
Helios 14BVideo256×256~39.7s/frameF
SkyReels V2 14BVideo256×256~39.7s/frameF
Wan Video 2.1 14BVideo256×256~39.7s/frameF
Wan Video 2.2 14BVideo256×256~39.7s/frameF
Qwen ImageImage256×256~35.3sF
Qwen Image EditImage256×256~35.3sF
Flux.2 DevImage256×256~16m 33sF
MAGI-1Video256×256~49.2s/frameF
HunyuanImage 3.0Image256×256~1m 2sF

Image models estimated at 1024×1024 (28 steps, FP16). Video models estimated at 768×512 (25 frames, 30 steps, FP16). Actual performance varies with runtime and system load.

Upgrade paths

Upgrade from RTX 3050 8GB

See what you unlock with more powerful hardware

アップグレードオプション

アップグレードオプション

NVIDIARTX 3080 10GB次のステップ
10 GB VRAM (+2)760 GB/s (+536)
A
Unlocks 33 additional models that do not fit on the current setup.解放されるモデル Qwen 3 14B, Ministral 3 14B, Phi-4 14B+30以上 · 平均+136%高速

Unlocks 33 additional models that do not fit on the current setup.

Lifts average decode speed across fitting models by about 136%.

〜$699 MSRP

NVIDIARTX 2080 Ti 11GBNVIDIAアップグレード
11 GB VRAM (+3)616 GB/s (+392)
A
Unlocks 34 additional models that do not fit on the current setup.解放されるモデル Qwen 3 14B, Phi-4-reasoning-plus 14B, Ministral 3 14B+31以上 · 平均+136%高速

Unlocks 34 additional models that do not fit on the current setup.

Lifts average decode speed across fitting models by about 136%.

〜$999 MSRP

RX 7600 XT 16GBコスパ最良
16 GB VRAM (+8)288 GB/s (+64)
A
Unlocks 74 additional models that do not fit on the current setup.解放されるモデル Magistral Small 2507, Devstral Small 2 24B Instruct, Qwen 3 14B+71以上 · 平均+13%高速

Unlocks 74 additional models that do not fit on the current setup.

Lifts average decode speed across fitting models by about 13%.

〜$329 MSRP

AMD Instinct MI350X 288GB最大の飛躍
288 GB VRAM (+280)8000 GB/s (+7776)
B
Unlocks 155 additional models that do not fit on the current setup.解放されるモデル Qwen3-Coder 30B A3B Instruct, Qwen 3.5 397B A17B, Devstral 2 123B Instruct+152以上 · 平均+487%高速

Unlocks 155 additional models that do not fit on the current setup.

Lifts average decode speed across fitting models by about 487%.

〜$8,000 MSRP

Frequently Asked Questions

What AI models can I run on RTX 3050 8GB?

RTX 3050 8GB (8 GB VRAM) can run these top models: Qwen 3.5 4B (score: 95/100), Phi-4 Mini Reasoning 4B (score: 91/100), Jina Embeddings v3 (score: 83/100). See the full compatibility list above.

How much VRAM does RTX 3050 8GB have for AI?

RTX 3050 8GB has 8 GB of VRAM available for AI model inference. This determines which models and quantization levels you can run locally.

Is RTX 3050 8GB good for running LLMs locally?

Yes, RTX 3050 8GB is excellent for running LLMs locally with top compatibility scores above 80/100.

What is the best model for RTX 3050 8GB for coding?

For coding on RTX 3050 8GB, we recommend Qwen 3.5 4B. It achieves 48.0 tokens per second with 28K context window. This model is a direct match for coding. It belongs to a current frontier family for local AI. It fits natively with comfortable headroom. Known channels: huggingface, ollama, lm-studio.

Should I upgrade from RTX 3050 8GB?

There are 4 upgrade path(s) from RTX 3050 8GB: RTX 3080 10GB, RTX 2080 Ti 11GB. Upgrading would unlock larger models and faster inference speeds.

Can RTX 3050 8GB run Flux for image generation?

Flux.1 Dev requires around 24 GB of usable memory at FP16. With 8 GB, RTX 3050 8GB cannot run Flux natively. Consider quantized GGUF variants or the smaller Schnell model with aggressive offloading.

What image and video AI models can I run on RTX 3050 8GB?

RTX 3050 8GB (8 GB VRAM) can handle various AI generation tasks beyond LLMs. For image generation, SDXL and Stable Diffusion 3.5 run well. For video, video generation is limited by available memory. Check the AI Capability Matrix above for detailed compatibility.

Is RTX 3050 8GB good for AI image generation?

RTX 3050 8GB can handle basic AI image generation with SDXL and SD 1.5. With 8 GB of usable memory, larger models like Flux will need quantization or offloading. Best suited for standard resolution (512-1024px) generation.

Can RTX 3050 8GB run Qwen 3.5 27B?

Qwen 3.5 27B does not fit on RTX 3050 8GB with 8 GB. However, Qwen 3.5 9B at Q4 (5.5 GB) or Q5 (6.5 GB) runs well on your GPU. The 4B variant fits at Q8 for near-lossless quality.

What is the best quantization for AI models on RTX 3050 8GB?

With 8 GB on RTX 3050 8GB, use Q4_K_M for 8B models and Q4_K_M with tight context for 14B models. Q5_K_M is a good middle ground when the model fits. For the best quality-to-size ratio, Q4_K_M is the most popular choice.

For local LLMs on RTX 3050 8GB, does VRAM matter more than bandwidth?

On RTX 3050 8GB, capacity is usually the first gate: if the model does not fit, bandwidth does not matter. But once a model fits, memory bandwidth is what largely determines tokens per second. In practice, you want enough memory to fit the model plus headroom, then as much bandwidth as your budget allows.

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