Llama 2 7B vs Llama 2 7B Chat HF
Side-by-side comparison of VRAM requirements, quantization, context length, and hardware compatibility.
Specifications
| Llama 2 7B | Llama 2 7B Chat HF | |
|---|---|---|
| Parameters | 7B | 6.7B |
| Context | — | — |
| Architecture | — | — |
| License | Llama 2 Community | Llama 2 Community |
| Downloads | 250 | 272.9K |
| Released | Apr 2024 | Apr 2024 |
VRAM by Quantization: Llama 2 7B vs Llama 2 7B Chat HF
| Quantization | Bits | Llama 2 7B VRAM | Llama 2 7B Chat HF VRAM |
|---|---|---|---|
| Q2_K | 3.40 | 3.3 GB | 3.1 GB |
| Q3_K_L | 4.10 | 4.0 GB | 3.8 GB |
| Q3_K_M | 3.90 | 3.8 GB | 3.6 GB |
| Q3_K_S | 3.50 | 3.4 GB | 3.2 GB |
| Q4_K_M | 4.80 | 4.6 GB | 4.5 GB |
| Q4_K_S | 4.50 | 4.3 GB | 4.2 GB |
| Q5_K_M | 5.70 | 5.5 GB | 5.3 GB |
| Q5_K_S | 5.50 | 5.3 GB | 5.1 GB |
| Q6_K | 6.60 | 6.3 GB | 6.1 GB |
| Q8_0 | 8.00 | 7.7 GB | 7.4 GB |
Verdict
Llama 2 7B Chat HF needs less VRAM at Q4_K_M (4.5 GB vs 4.6 GB), so it fits on smaller GPUs. Llama 2 7B Chat HF is the more widely downloaded of the two.
Frequently Asked Questions
- Which needs less VRAM, Llama 2 7B or Llama 2 7B Chat HF?
At Q4_K_M, Llama 2 7B needs 4.6 GB and Llama 2 7B Chat HF needs 4.5 GB, so Llama 2 7B Chat HF is the lighter option to run locally.
- What is the difference between Llama 2 7B and Llama 2 7B Chat HF?
Llama 2 7B is a 7B model from Meta (Llama 2 family), while Llama 2 7B Chat HF is a 6.7B model from Meta (Llama 2 family). Compare their VRAM requirements above to see which fits your GPU or Mac.