Tech

3 articles

Tech · 3 min read
HBM4 vs HBM3E: what doubles, and why it matters

HBM4 doubles I/O pins from 1,024 to 2,048 and channels from 16 to 32, taking per-stack bandwidth past 2TB/s
2026.08.01 18:00 · 5 sources cross-checked
Tech · 2 min read
HBM4 ramp: the race turns to supply

SK hynix started HBM4 mass-production shipments in Q2 and signed long-term deals
2026.08.01 12:00 · 5 sources cross-checked
Tech · 2 min read
HBM: the AI memory bottleneck

HBM stacks 4 to 16 DRAM dies connected by through-silicon vias to maximise bandwidth
2026.08.01 06:00 · 4 sources cross-checked