JEDEC Publishes GDDR7 Standard, Doubling Bandwidth for Next-Gen GPUs

The new memory standard introduces PAM-3 signaling, offering significant advancements in data transmission rates and energy efficiency.

JEDEC has officially published the GDDR7 memory standard, promising double the bandwidth of GDDR6 and up to 192GB/s per device.
GDDR7 introduces PAM-3 signaling for higher data transmission rates and improved energy efficiency, marking a significant advancement in graphics memory technology.
The new memory standard supports up to 32Gbps speeds and aims to meet the demands of AI, HPC, and high-end gaming applications.
Major industry players including AMD, NVIDIA, Samsung, Micron, and SK hynix have expressed strong support for GDDR7, highlighting its potential to transform next-generation devices.
Production and adoption of GDDR7 are anticipated to begin with initial speeds around 28 to 30Gbps, with NVIDIA expected to be among the first to utilize the new standard in its GPUs.