Unverified50% confidenceFactExact time
The GB300 is the latest iteration of NVIDIA's Grace Blackwell architecture, with the previous generation being the GB200.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
9/14/2026
First Seen
Valid until: 12/13/2026
Sources
Related Entities
Related Claims
VerifiedThe GB300 is NVIDIA's flagship data center chip in the Blackwell Ultra series, integrating HBM3e memory with a single-card capacity of 288 GB.68% similarUnverified英伟达GB300是Blackwell架构旗舰计算卡，单卡HBM3e显存高达288GB65% similarUnverifiedNVIDIA's GB300 is the flagship of the Blackwell Ultra architecture, with a single chip featuring 288 GB of HBM3e memory capacity and total memory bandwidth exceeding 16 TB/s, an improvement of nearly 5× over the H100's 3.35 TB/s.62% similarUnverifiedThe NVIDIA 5090 released in 2025 increased VRAM to 32GB and introduced FP4 inference support.60% similarUnverifiedThe Blackwell architecture's B200/GB200 contains 208 billion transistors, uses a dual-chip package design, and achieves an inter-chip interconnect bandwidth of 10 TB/s.59% similar
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