Home Tech Samsung Unveils Blazing-Fast GDDR7 Memory: 28 & 32 Gbps Speeds

Samsung Unveils Blazing-Fast GDDR7 Memory: 28 & 32 Gbps Speeds

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Samsung launches GDDR7 memories with extremely high speeds

Samsung has officially listed two memory modules based on GDDR7 technology on their website. As introduced last week at GTC 2024, the initial phase of GDDR7 deployment will focus on speeds of 28 Gbps and 32 Gbps, much higher than the GDDR6 and GDDR6X lines currently on the market.

Samsung launches GDDR7 memories with extremely high speeds

Currently, Samsung is planning to launch two 16 Gb (2 GB) versions, they have not mentioned the 24 Gb (3 GB) line. While it’s unclear who will be the first Samsung customers to order GDDR7 memory, the company’s sampling of the chip and subsequent display at GTC 2024 is a clear sign that NVIDIA is one of them. The lack of 3GB storage could indicate the company wants to use more conventional capacity.

Samsung launches GDDR7 memories with extremely high speeds

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Previously, it was revealed that NVIDIA is exploring 28 Gbps modules for the next-gen RTX 50 series, codenamed “Blackwell”. Such a target could be achieved with either module, but the 32 Gbps chip gives NVIDIA more flexibility in adjusting those clocks. Samsung has developed a 24 Gbps chip based on GDDR6 technology, but neither AMD nor NVIDIA uses chips at this speed for their products.

Samsung launches GDDR7 memories with extremely high speeds

Other companies, including Micron and SK Hynix, have yet to list GDDR7 technology and confirm the exact speeds both companies are aiming for. In general, Samsung will still be the first to announce, so maybe in the near future, graphics card models from NVIDA or AMD will use Samsung’s “goods”.

Samsung’s GDDR7 memory Specs

Here’s what we know about Samsung’s GDDR7 memory based on current information:

  • Speed:
    • First generation offers two options: 28 Gbps and 32 Gbps data transfer rate.
    • JEDEC standard allows for a maximum of 48 Gbps per pin.
  • Capacity:
    • First generation chips are 16 Gbit (2 GB).
    • JEDEC standard allows for a maximum of 64 Gbit (8 GB) per chip.
  • Other features:
    • Uses PAM3 signaling for 1.5 times more data transmission compared to previous generations.
    • 20% more energy efficient than GDDR6 due to power-saving technologies.
    • Packaged in a 266-pin FBGA format.

Note: These are specs for the first announced GDDR7 chips. As the technology matures, we can expect to see chips reaching the maximum potential of the JEDEC standard.