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GDDR7 Is Around the Corner
Published: 08-21-2023

Image Credit: Samsung


The tech universe was recently set alight with a revolutionary revelation from Samsung. The tech titan announced the completion of the world's first Graphics Double Data Rate 7 (GDDR7) DRAM. This pioneering technology is set to turbocharge the next generation of graphics cards, equipping them for more rigorous applications and enhancing energy efficiency.


The Leap from GDDR6 to GDDR7

The transition to GDDR7 promises a significant improvement over current GDDR6. If you've ever found yourself twiddling your thumbs, waiting for your computer to keep up while you're engrossed in the latest AAA game or rendering intricate 3D models, you'll appreciate the magnitude of this development.


Professional computing users are constantly bumping up against bandwidth bottlenecks, especially not that GPUs are commonly used for applications like data mining and machine learning. Any extra oomph (and lower power bills) will always be welcome when it comes to the needs of severe power users.


Speed and Efficiency – Striking the Right Balance

Samsung's fresh memory solution boasts a remarkable bandwidth of 1.5-terabytes-per-second (TBps), a 1.4-fold increase over GDDR6's 1.1TBps.


GDDR7 introduces a new Pulse Amplitude Modulation (PAM3) signaling method to achieve this performance boost, replacing the Non-Return to Zero (NRZ) used in earlier generations.

What's even more noteworthy is that GDDR7 isn't just faster; it's also more environmentally friendly. Samsung has pulled out all the stops to ensure this new generation of DRAM is 20% more energy-efficient than its predecessor.


This is a significant achievement, particularly in devices where power consumption is paramount, like laptops or data centers, where energy consumption is a considerable cost and environmental factor.


Taming the Heat Beast

Not content with just that, Samsung has also addressed the heat issue. To combat this, Samsung has employed an epoxy molding compound (EMC) with superior thermal conductivity, slashing thermal resistance by a whopping 70% compared to GDDR6. The faster you can move heat out fo the system, the better your performance and power efficiency will be, at least until we figure out room-temperature computing, which is still in the realm of science fiction.


When Do We Get It?

While Samsung has wrapped up the development of GDDR7, it will be some time before we see it in actual products. We anticipate it debuting in the wild sometime next year (2024) once key customers have had the opportunity to trial it in their next-gen systems.

The Impact and Potential of GDDR7

So, what's the bottom line? GDDR7 is poised to be a game-changer, empowering devices to deliver exceptional graphics performance and energy efficiency. While the technology is initially expected to revolutionize workstations, PCs, and mobile gaming consoles, it can branch into other domains such as AI, high-performance computing (HPC), and even automotive vehicles.


As we eagerly await the arrival of GDDR7, it's hard not to be thrilled. This technology has the potential to reshape our expectations of our devices when it comes to performance and battery life.