2 ms·
Additionally, on-die ECC isn't unique to DDR5; it's a necessity for any DRAM built on the most recent high-density fab processes. It was used for at least some
by wtallis 3y ago
Additionally, on-die ECC isn't unique to DDR5; it's a necessity for any DRAM built on the most recent high-density fab processes. It was used for at least some LPDDR4 memories, and probably most or all LPDDR5.
- jakobson14 3y agoCan't wait to see another round of rowhammer papers trashing these things. XD
- dazed_confused 3y agoRow and col lines are so close nowadays; you are fighting physics... Older processes didn't have this problem due to row isolation.
- jakobson14 3y agoIt's not the selection lines, up on higher metal layers. It's the actual memory cells themselves being too close together on the substrate.