AMD says "256-bit LPDDR5x" It might be technically correct to call it 8 channels... | Hacker News

Hacker Newsnew | past | comments | ask | show | jobs | submit

		ac29 3 months ago \| parent \| context \| favorite \| on: Qwen3-Coder: Agentic coding in the world AMD says "256-bit LPDDR5x" It might be technically correct to call it 8 channels of LPDDR5 but 256-bits would only be 4 channels of DDR5.

p_l 3 months ago [–]

DDR5 uses 32bit channels as well. A DDR5 DIMM holds two channels accessed separately.

sagarm 89 days ago | [–]

Thank you for the correction: I didn't realize each DDR5 transaction was only 32 bits.

Consider applying for YC's Winter 2026 batch! Applications are open till Nov 10
Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact