JEDEC Publishes DDR5 Standard - Launching At 4.8 Gbps, Better Power Efficiency

JEDEC today published their long-awaited JESD79-5 DDR5 SDRAM standard.

The DDR5 standard is expected to see the first DIMMs launching at a speed of 4.8Gbps, the Vdd is down to 1.1V (compared to 1.2V with DDR4), support for on-die ECC and other new features like decision feedback equalization, usage of MIPI I3C as the system management bus, and other improvements over DDR4.

More details on the JESDC79-5 DDR5 standard via JEDEC.org.

DDR5 is rumored to be used by next year's Intel Sapphire Rapids server platform while on the AMD side is not expected until Zen 4.