PixArt-alpha / text-to-image updated 2 years ago

PixArt-Sigma-XL-2-1024-MS

PixArt-Σ consists of pure transformer blocks for latent diffusion: It can directly generate 1024px, 2K and 4K images from text prompts within a single sampling process.

Params
611 M
Context
Downloads 30d
27 K
Likes
106
Commercial use: conditional · openrail++ Not gated SAFETENSORS View on Hugging Face ↗

Download history

tracking started — chart appears after 7 days of snapshots (3 recorded)
27 K downloads in the last 30 days

Can you run it?

Estimated VRAM at 8K context unless noted. Pick your hardware to see the verdict per quantization.

FileQuantSizeEst. VRAMVerdict on RTX 4090 · 24 GB
model.safetensors f32 21.8 GB 24.6 GB ❌ Won’t fit
Estimate: file size × 1.1 + KV cache at 8K + 0.5 GB overhead. Not a benchmark — how we calculate this.

Specifications

Parameters
611 M
Tensor type
F32
Licence
openrail++
First seen on the Hub
2024-04-11
Training datasets
undisclosed
Added to our catalog
2026-09-19
Compare with any text-to-image model