Home / Models / Qwen2.5 1.5B Instruct / NVIDIA GTX 1080 8 GB
Can Qwen2.5 1.5B Instruct run on NVIDIA GTX 1080 8 GB?
Yes. Calculated memory fit: Qwen2.5 1.5B Instruct can run entirely in this GPU’s usable VRAM at one or more supported quantizations.
Can it run?
- Can it run?
- Yes, full GPU fit (calculated estimate).
- Full GPU fit?
- Yes
- Model
- Qwen2.5 1.5B Instruct · 1.5B
- GPU
- NVIDIA GTX 1080 8 GB · 8 GB advertised
Memory calculation
Breakdown for Q4 at 8K context, batch size 1. Calculator v1.0.0.
| Model weights | 0.9 GB |
|---|---|
| KV cache | 0.2 GB |
| Runtime reserve | 0.5 GB |
| Safety margin | 0.3 GB |
| Required (estimated) | 1.9 GB |
| GPU usable VRAM | 7.2 GB |
Result: FITS IN VRAM
Quantization table
| Quantization | 2K | 4K | 8K | 16K | 32K |
|---|---|---|---|---|---|
| BF16 | Fits | Fits | Fits | Fits | Fits |
| FP16 | Fits | Fits | Fits | Fits | Fits |
| Q3 | Fits | Fits | Fits | Fits | Fits |
| Q4 | Fits | Fits | Fits | Fits | Fits |
| Q5 | Fits | Fits | Fits | Fits | Fits |
| Q6 | Fits | Fits | Fits | Fits | Fits |
| Q8 | Fits | Fits | Fits | Fits | Fits |
What fits entirely in VRAM?
- BF16 at 16K context
- BF16 at 2K context
- BF16 at 32K context
- BF16 at 4K context
- BF16 at 8K context
- FP16 at 16K context
- FP16 at 2K context
- FP16 at 32K context
- FP16 at 4K context
- FP16 at 8K context
- Q3 at 16K context
- Q3 at 2K context
What requires RAM offload?
Offload is shown only when the model does not fully fit in usable VRAM but stays within the modeled offload allowance.
Available graphics cards
These SKUs use this GPU chip. Amazon CTAs appear only for EXACT/HIGH matches. Absence of a price does not change the compatibility result above.
ASUS TURBO-GTX1080-8G graphics card NVIDIA GeForce GTX 1080 8 GB GDDR5X
8 GB · Amazon EXACT
$149.97
Check price on Amazon
GIGABYTE GTX 1080 Turbo OC 8G NVIDIA GeForce GTX 1080 8 GB GDDR5X
8 GB · Amazon unmatched
GIGABYTE GV-N1080IX-8GD graphics card NVIDIA GeForce GTX 1080 8 GB GDDR5X
8 GB · Amazon unmatched
ASUS ROG STRIX-GTX1080-A8G-GAMING NVIDIA GeForce GTX 1080 8 GB GDDR5X
8 GB · Amazon unmatched
ASUS ROG STRIX-GTX1080-A8G-GAMING NVIDIA GeForce GTX 1080 8 GB GDDR5X
8 GB · Amazon unmatched
Sources
Model: official config Qwen/Qwen2.5-1.5B-Instruct (main). GPU/product specs: Icecat. Compatibility: RigForAI calculator v1.0.0 estimated VRAM · Q8 at 8K: FITS_IN_VRAM. Amazon: affiliate commerce match, not a spec source.