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Flash Attention v2.8.3 Wheels for glibc 2.31

Pre-built flash-attn v2.8.3 wheels for systems with glibc 2.31 or newer.

Official flash-attn releases (v2.8+) require glibc > 2.31, making them incompatible with older but still widely-used systems like Ubuntu 20.04, Debian 11, and many HPC clusters.

Compatibility

Supported systems (glibc 2.31+):

  • Ubuntu 20.04+
  • Debian 11+
  • Linux Mint 20.x+
  • Other distributions with glibc >= 2.31

Supported GPUs (CUDA architectures):

Arch GPUs
sm_80 A100, A30
sm_86 RTX 3090/3080/3070/3060, A10, A40, A16, RTX A6000/A5000/A4000/A2000/A1000
sm_89 RTX 4090/4080/4070/4060, L4, L40, L40S, RTX 6000 Ada
sm_90 H100, H200, GH200
sm_100 B200, GB200
sm_120 RTX 5090/5080/5070/5060, RTX PRO 6000 Blackwell

Build Environment

Component Version
flash-attn v2.8.3
PyTorch 2.8+cu128, 2.9+cu128, 2.10+cu128
CUDA 12.8
Python 3.10 (Pytorch 2.10+cu12), 3.12
GCC/G++ 9.4.0
OS Ubuntu 20.04
glibc 2.31
CXX11 ABI TRUE

Installation

uv pip install flash-attn --no-build-isolation --find-links https://huggingface.co/datasets/minhnguyent546/flash-attn-v2.8.3-glibc-2.31/tree/main/

References

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