NVIDIA GeForce RTX 4090 D 's Advantages
Released 2 years and 7 months late
Boost Clock has increased by 77% (2520MHz vs 1425MHz)
More VRAM (24GB vs 4GB)
Larger VRAM bandwidth (1008GB/s vs 80.00GB/s)
14208 additional rendering cores
NVIDIA T400 4 GB 's Advantages
Lower TDP (30W vs 425W)