Gadgets
HBF Opens the TB Era for GPU Memory, Surpassing HBM Through NAND Stacking
High-Bandwidth Flash (HBF) developed by Sandisk and SK Hynix stacks 16 layers of NAND flash, achieving 512GB capacity and 1.6TB/s bandwidth. While expected as an alternative to HBM, it still faces fundamental challenges in write endurance and latency.