Diffusion Model Architecture Timeline (2019 - 2025)

Year Model Type
2019
NCSN Non-text conditioned
2020
NCSNv2 Non-text conditioned
DDPM Non-text conditioned
2021
SDE Non-text conditioned
IDDPM Non-text conditioned
ADM Non-text conditioned
EDM Non-text conditioned
2022
U-ViT Diffusion model
DiT Non-text conditioned
SD v2.1 U-Net text-to-image
2023
SiD Non-text conditioned
MDT Non-text conditioned
Kandinsky U-Net text-to-image
UniDiffuser Text-to-image
SDXL U-Net text-to-image
Kandinsky 3 U-Net text-to-image
PixArt-α DiT text-to-image
2024
SiT Non-text conditioned
FiT Non-text conditioned
MDTv2 Non-text conditioned
U-DiT Non-text conditioned
DiG Non-text conditioned
REPA Non-text conditioned
LiT Non-text conditioned
Stable Cascade U-Net text-to-image
Lumina-T2I DiT text-to-image
PixArt-Σ DiT text-to-image
Lumina-Next-T2I DiT text-to-image
SD3 DiT text-to-image
Flux.1-Dev DiT text-to-image
CogView3-Plus-2B DiT text-to-image
HunyuanDiT DiT text-to-image
2025
REG Non-text conditioned
JiT Non-text conditioned
SANA DiT text-to-image
Lumina-Image 2.0 DiT text-to-image
SANA 1.5 DiT text-to-image
HiDream-I1-Dev DiT text-to-image
CogView4-6B DiT text-to-image
Qwen-Image DiT text-to-image