Realizing Native INT8 Compute for Diffusion Transformers on Consumer GPUs: A Fused INT8 GEMM Kernel for Ideogram 4.0

Asaria, Salomone, Gandhi·June 12, 2026SYSTEMSVISION

A fused Triton kernel that properly drives the INT8 tensor cores on consumer Ampere GPUs — ~1.1× end-to-end speedup, making 1024px generation feasible on a single RTX 3090.