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GDDR6X Memory

Micron's GDDR6X memory uses innovative signaling technology to double the data rate, delivering unprecedented graphics memory performance to feed the most data-hungry workloads.

Featured GDDR6X Videos

GDDR6X: Bringing Gaming and AI to Life

Micron has created the world’s fastest discrete graphics memory solution: GDDR6X. Launched with NVIDIA on the GeForce® RTX™ 3090 and GeForce® RTX™ 3080 GPUs, GDDR6X takes graphics to new levels of gaming realism and unleashes high-performance AI inference. Learn how Micron is using PAM4 signal techniques in GDDR6X to achieve unprecedented speeds and system bandwidth. 

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Making of GDDR6X

Feeding the Beast: The Making of GDDR6X

Micron has been chasing maximum bandwidth memory to support gaming and professional visualization for a long time. Three Micron experts introduce the innovation and inspiration behind our highest-performance family of memory products, Ultra-Bandwidth Solutions. Including how Micron achieved staggering speeds with GDDR6X, the future of AI training with HBM2E, and other high-bandwidth products.

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Graphics Memory Comparison

 Graphics Memory GDDR5X GDDR6 GDDR6X 
 Workload Graphics 

Graphics

AI Inference Accelerator  

Graphics

AI Inference Accelerator 

Platform (Example) TitanX Titan RTX
RX5700 XT
GeForce® RTX™ 3090Ti
GeForce® RTX™ 3080Ti
 Number of Placements 12 12  12
 Gb/s/pin 11.4 14-16
 19-24
 GB/s/placement 45 56-64 76-96 
 GB/s/system  547 672-768   912-1152
 Configuration (Example) 384 IO
(12pcs x 32 IO package)
384 IO
(12pcs x 32 IO package)
 384 IO
(12pcs x 32 IO package)
 Frame Buffer of Typical System  12GB  12GB  24GB
 Average Device Power (pJ/bit)  8.0  7.5  7.25
 Typical IO Channel PCB
(P2P SM)
PCB
(P2P SM)
PCB
(P2P SM)

Density

Select Density
  • 8Gb
Range: 8Gb
  • Width
    x32
  • Voltage
    1.35V
  • Op. Temp.
    0C to +95C/+105C
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