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AIHacker Newsabout 2 hours ago
Sophon PFG-1: monolithic-3D AI ASIC with 330 GB on-die DRAMSophon PFG-1 is a 750 mm² monolithic-3D AI ASIC with 330 GB of on-die 2T0C DRAM, eliminating HBM entirely. It delivers 4,200 TFLOPS FP8 and 2,100 TFLOPS BF16. Against 2026 HBM4 GPUs, it achieves 2.7-3.1x higher training throughput and 48-53x higher single-stream FP8 decode throughput for 80B-parameter models.
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