Unverified50% confidenceFactExact time

RTX 5090基于Blackwell架构，配备32GB GDDR7显存，带宽达1.79TB/s，相比RTX 4090的1TB/s有显著跃升

1

Sources

50%

Confidence

Medium-term (~90 days)

Relevance

7/20/2026

First Seen

Valid until: 10/18/2026

Sources

手写C/CUDA推理引擎：RTX 5090运行Qwen 35B模型的极致优化

Related Claims

UnverifiedRTX 5080配备16GB GDDR7显存83% similar UnverifiedNVIDIA RTX 5090基于Blackwell架构，配备32GB GDDR7显存，理论FP16算力超过100 TFLOPS80% similar UnverifiedRTX 5090拥有32GB显存77% similar Unverified移动端LPDDR5X内存带宽约77 GB/s，远低于RTX 4090的1008 GB/s75% similar VerifiedRTX 5090满载功耗高达575W74% similar

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