H200 SXM 's Advantages
Released 1 years and 2 months late
More VRAM (141GB vs 24GB)
Larger VRAM bandwidth (4800GB/s vs 1010GB/s)
512 additional rendering cores
NVIDIA GeForce RTX 4090 's Advantages
Boost Clock has increased by 27% (2520MHz vs 1980MHz)
Lower TDP (450W vs 700W)