Products · Raspberry Pi · Board
Raspberry Pi 4 Model B
- Chip
- Broadcom BCM2711
- Unified memory
- 2, 4 or 8 GB
- Launch price
- $45–$75
- Released
- 2019
Configurations
Pick one to see which models it runs. More memory lets larger models fit; bandwidth sets how fast they answer.
| Configuration | Memory | Usable for AI | Bandwidth | LLMs that run well | Launch price |
|---|---|---|---|---|---|
| Broadcom BCM2711 | 2.0 GB | 1.2 GB | 13 GB/s | 23 of 619 | $45 |
| Broadcom BCM2711 | 4.0 GB | 2.8 GB | 13 GB/s | 30 of 619 | $55 |
| Broadcom BCM2711 | 8.0 GB | 6.4 GB | 13 GB/s | 31 of 619 | $75 |
Specifications 2.0 GB configuration
| Maker | Raspberry Pi |
|---|---|
| Type | Board |
| Chip | Raspberry Pi 4 (2 GB) |
| Unified memory | 2.0 GB |
| Usable for AI models | 1.2 GB |
| Memory bandwidth | 13 GB/s |
| FP16 compute | 0.1 TFLOPS |
| Notes | BCM2711, 4× Cortex-A72 at 1.8 GHz. Launch prices (2019, 8 GB in 2020). Raspberry Pi’s December 2025 list prices are $45 (2 GB), $60 (4 GB) and $85 (8 GB). |
| Product page | www.raspberrypi.com (opens in a new tab) |
Best LLMs for the Raspberry Pi 4 Model B 2.0 GB
| Quality | Model | Quant | Memory | Speed | Runs |
|---|---|---|---|---|---|
| 8Basic quality (D) · 8 of 100: how capable the model is at Q3_K_M, whatever it runs on. Match score 58/100 (quality, fit, speed and memory use) sets the ranking. | LFM2.5 230M | Q3_K_M | 0.9 GB | 36.8 tok/s | Runs great |
| 9Basic quality (D) · 9 of 100: how capable the model is at Q2_K, whatever it runs on. Match score 57/100 (quality, fit, speed and memory use) sets the ranking. | LFM2.5 350M | Q2_K | 0.9 GB | 30.7 tok/s | Runs great |
| 8Basic quality (D) · 8 of 100: how capable the model is at Q2_K, whatever it runs on. Match score 57/100 (quality, fit, speed and memory use) sets the ranking. | Granite 4.0 H 350M | Q2_K | 0.9 GB | 31.6 tok/s | Runs great |
| 8Basic quality (D) · 8 of 100: how capable the model is at Q2_K, whatever it runs on. Match score 56/100 (quality, fit, speed and memory use) sets the ranking. | LFM2 350M | Q2_K | 0.9 GB | 30.7 tok/s | Runs great |
| 4Basic quality (D) · 4 of 100: how capable the model is at Q2_K, whatever it runs on. Match score 56/100 (quality, fit, speed and memory use) sets the ranking. | SmolVLM 256M Instruct | Q2_K | 1.0 GB | 41.4 tok/s | Runs great |
| 4Basic quality (D) · 4 of 100: how capable the model is at Q2_K, whatever it runs on. Match score 56/100 (quality, fit, speed and memory use) sets the ranking. | Gemma 3 270M | Q2_K | 0.8 GB | 39.8 tok/s | Runs great |
| 3Basic quality (D) · 3 of 100: how capable the model is at Q5_K_M, whatever it runs on. Match score 56/100 (quality, fit, speed and memory use) sets the ranking. | SmolLM2 135M Instruct | Q5_K_M | 1.0 GB | 41.6 tok/s | Runs great |
| 2Basic quality (D) · 2 of 100: how capable the model is at Q6_K, whatever it runs on. Match score 56/100 (quality, fit, speed and memory use) sets the ranking. | Falcon-H1 Tiny 90M Instruct | Q6_K | 0.9 GB | 50.5 tok/s | Runs great |
| 1Basic quality (D) · 1 of 100: how capable the model is at Q5_K_M, whatever it runs on. Match score 55/100 (quality, fit, speed and memory use) sets the ranking. | SmolLM 135M Instruct | Q5_K_M | 0.8 GB | 41.6 tok/s | Runs great |
| 18Basic quality (D) · 18 of 100: how capable the model is at Q2_K, whatever it runs on. Match score 55/100 (quality, fit, speed and memory use) sets the ranking. | Qwen3.5 0.8B | Q2_K | 1.1 GB | 12.4 tok/s | Runs welltight fit |
Best Image models for the Raspberry Pi 4 Model B 2.0 GB
None of the image models in our catalog fit in this much memory.
Best Video models for the Raspberry Pi 4 Model B 2.0 GB
None of the video models in our catalog fit in this much memory.
Best Decision models for the Raspberry Pi 4 Model B 2.0 GB
| Quality | Model | Quant | Memory | Speed | Runs |
|---|---|---|---|---|---|
| 76Great quality (A) · 76 of 100: how capable the model is at Q8_0, whatever it runs on. Match score 76/100 (quality, fit, speed and memory use) sets the ranking. | Llama Prompt Guard 2 86M | Q8_0 | 1.0 GB | 5.2 s | Very slow |
| 74Great quality (A) · 74 of 100: how capable the model is at Q8_0, whatever it runs on. Match score 74/100 (quality, fit, speed and memory use) sets the ranking. | GLiClass ModernBERT Large v3 | Q8_0 | 1.1 GB | 3.7 s | Very slowtight fit |
| 68Good quality (B) · 68 of 100: how capable the model is at Q8_0, whatever it runs on. Match score 74/100 (quality, fit, speed and memory use) sets the ranking. | Llama Prompt Guard 2 22M | Q8_0 | 0.7 GB | 1.3 s | Slow |
| 75Great quality (A) · 75 of 100: how capable the model is at Q6_K, whatever it runs on. Match score 74/100 (quality, fit, speed and memory use) sets the ranking. | mxbai-rerank-base v2 | Q6_K | 1.1 GB | 8.5 s | Very slowtight fit |
| 70Great quality (A) · 70 of 100: how capable the model is at Q8_0, whatever it runs on. Match score 74/100 (quality, fit, speed and memory use) sets the ranking. | GTE Reranker ModernBERT Base | Q8_0 | 0.8 GB | 2.8 s | Very slow |
| 72Great quality (A) · 72 of 100: how capable the model is at Q8_0, whatever it runs on. Match score 73/100 (quality, fit, speed and memory use) sets the ranking. | DeBERTa v3 Large Zero-shot v2.0 | Q8_0 | 1.2 GB | 4.1 s | Very slowtight fit |
| 70Great quality (A) · 70 of 100: how capable the model is at Q8_0, whatever it runs on. Match score 73/100 (quality, fit, speed and memory use) sets the ranking. | Jina Reranker v2 Base Multilingual | Q8_0 | 1.0 GB | 5.2 s | Very slow |
| 68Good quality (B) · 68 of 100: how capable the model is at Q8_0, whatever it runs on. Match score 73/100 (quality, fit, speed and memory use) sets the ranking. | Granite Embedding Reranker English R2 | Q8_0 | 0.8 GB | 2.8 s | Very slow |
Spec sources
Estimates come from published hardware specs and our open formulas, not from running the model on your machine. Real speed varies with runtime, drivers and settings. Numbers marked “Measured” come from a linked benchmark.