llmrun

NVIDIA · Ada Lovelace

Best AI Models for NVIDIA GeForce RTX 4050 Laptop GPU (6 GB)

Runs only small models well; 7–9B only just fits.

6 GB GDDR6192 GB/s24 TFLOPS FP16115 WAda Lovelace 2023

6 GB on a 96-bit bus (192 GB/s): fits ~7B Q4 with small context and decodes slowly for its generation. Speed varies with the chassis power limit.

What LLMs can the RTX 4050 Laptop GPU run?

#ModelSpeedllmrun ScoreQuant · VRAM
1
Q4_K_M · 3.4 GB · 38.3 t/s
38.3 tok/sQ4_K_M · 3.4 GB
2
Q4_K_M · 5.0 GB · 43.9 t/s
43.9 tok/sQ4_K_M · 5.0 GB
3
Q4_K_M · 3.5 GB · 36.4 t/s
36.4 tok/sQ4_K_M · 3.5 GB
4
Q4_K_M · 4.3 GB · 42.2 t/s
42.2 tok/sQ4_K_M · 4.3 GB
5
Q4_K_M · 2.5 GB · 65.7 t/s
65.7 tok/sQ4_K_M · 2.5 GB
See all 193 models on the RTX 4050 Laptop GPU →Best quant that fits · speeds estimated on this card

About the RTX 4050 Laptop GPU

The RTX 4050 Laptop GPU runs only small models well. Ada Lovelace generation, released 2023.

GenerationAda Lovelacereleased 2023

RTX 4050 Laptop GPU strengths and weaknesses

Strengths

  • Runs 7–9B models: Qwen3.5 9B at 22.6 tok/s in 5.8 GB
  • Low power draw: 115 W board power; a 250 W PSU is enough

Weaknesses

  • 14B models don't fit: Qwen3 14B needs 11.9 GB at Q4 vs 6 GB here
  • Little room for context: Qwen3.5 9B uses 5.8 of 6 GB, 0.2 GB left

Similar GPUs

Cards people weigh against the RTX 4050 Laptop GPU, each with the one reason it is worth a look.

RTX 4050 Laptop GPU tokens per second by model size

Output speed depends on memory bandwidth (192 GB/s). Grey rows need more than 6 GB.

  1. 9BQwen3.5 9B · Q3_K_L · 5.8 GB tight · Q3_K_L
    22.6tok/s
  2. 14BQwen3 14B · not at 4-bit
    needs 11.9 GB
  3. 27–31BQwen3.8 27B · not at 4-bit
    needs 17.9 GB
  4. 35B MoEQwen3.6 35B A3B · not at 4-bit
    needs 22.0 GB
  5. 70BLlama 3.3 70B Instruct · not at 4-bit
    needs 51.3 GB
  6. 120B MoEGPT OSS 120B · not at 4-bit
    needs 70.8 GB

Estimated speeds: Q4_K_M, 4K context, one user. How we estimate

All 738 models on the RTX 4050 Laptop GPU

Featured only

Best quant that fits, ordered by llmrun Score. Fit grades how well it runs here, S best. How ranking works

LLM models compatible with NVIDIA GeForce RTX 4050 Laptop GPU — ranked by Score, recency and Fit
ModelVRAMScoreFit
BF16·62.7 t/s
3.4 GBA84, Runs well
Qwen3 VL 4B Instruct
Q4_K_M·39.6 t/s
4.5 GBA75, Runs well
Q4_K_M·70.5 t/s
1.9 GBS86, Runs great
Ministral 3 3B Reasoning 2512
Q4_K_M·45.1 t/s
3.9 GBA77, Runs well
Q4_K_M·85.5 t/s
1.9 GBS88, Runs great
GPT OSS BF16
Q4_K_M·416.0 t/s
0.3 GBS100, Runs great
Q4_K_M·116.6 t/s
1.2 GBS94, Runs great
Soren 1 Small
BF16·30.0 t/s
4.3 GBA71, Runs well
Xiaomi OCR 0
Q4_K_M·143.4 t/s
0.9 GBS96, Runs great
Q4_K_M·44.7 t/s
3.7 GBA77, Runs well
Q4_K_M·416.0 t/s
0.3 GBS100, Runs great
BF16·283.6 t/s
0.4 GBS100, Runs great
LocoTrainer 4B
Q4_K_M·43.0 t/s
4.2 GBA77, Runs well
Hy MT2 1.8B
Q4_K_M·75.2 t/s
2.6 GBS86, Runs great
LightOnOCR 3 0.8B
Q4_K_M·145.1 t/s
0.9 GBS97, Runs great

RTX 4050 Laptop GPU specs, power and PSU

Specs

Architecture
Ada Lovelace
VRAM
6 GB GDDR6
Memory bandwidth
192.0 GB/s
FP16 (dense)
24.27 TFLOPS
CUDA cores
2,560
Tensor cores
80
Compute capability
8.9
TDP
115 W
Released
2023-02-22

RTX 4050 Laptop GPU FAQ

What is the largest model the RTX 4050 Laptop GPU can run?

Qwen2.5 7B Instruct (7.6B) is the largest at 4-bit or better: at Q4_K_M it uses 5.8 GB of 6 GB, and runs at about 25.0 tok/s. At 3-bit, a bigger model fits too: Gemma 2 9B IT (9.2B) at IQ3_M, 5.7 GB.

Can the RTX 4050 Laptop GPU run Qwen3.5 4B?

Yes. Qwen3.5 4B fits at Q4_K_M, using 3.4 GB of 6 GB, and it is the best model that runs well on this card.

Can the RTX 4050 Laptop GPU run 14B models?

No. Qwen3 14B needs 11.9 GB at Q4, more than the 6 GB on this card.

How many tokens per second does the RTX 4050 Laptop GPU give?

About 38.3 tok/s on Qwen3.5 4B at Q4_K_M, with the first token after 3.5 s on a 4K-token prompt.

What power supply does the RTX 4050 Laptop GPU need?

Plan a 250 W PSU (2× the 115 W TDP).

Is renting cheaper than buying an RTX 4050 Laptop GPU?

An RTX 3080 (10 GB) rents from $0.11/hr. With regular daily use, owning pays off.