SanDisk and SK Hynix open HBF spec for up to 512GB high-bandwidth flash modules
SanDisk and SK Hynix announced the High Bandwidth Flash open specification through the Open Compute Project, targeting memory modules up to 512GB with bandwidth from 0.4 TB/s to 3.0 TB/s. The standard defines a storage-class memory tier between DRAM and NAND for AI workloads that need large working sets without full HBM cost.
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Original reporting: Sandisk and SK Hynix announce the High Bandwidth Flash (HBF) open specification that enables up to 512GB memory modules with 0.4 TB/s to 3.0 TB/s bandwidth (Anton Shilov/Tom's Har…