Hardware & Accelerators · Fast-moving · Advanced
FlashAttention-3 Architecture
Also known as: FlashAttention-3, Asynchronous Attention Kernels
The third generation of hardware-aware attention algorithms designed for NVIDIA Hopper GPUs with FP8 low-precision support.
What FlashAttention-3 Architecture is
FlashAttention-3 achieves 1.5x to 2x speedups over FlashAttention-2 by exploiting tensor-core asynchronous execution.
How it works
Overlaps GEMM matrix multiplications with softmax reduction operations using specialized warp-group programming models.
Why it matters
Enables training and serving massive long-context models with reduced VRAM footprint.
Common uses
- →Hopper GPU optimization
- →FP8 model acceleration
- →Ultra-long context LLM training
More in this collection
Browse all AI Concepts