NVIDIANVIDIA GB20B
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NVIDIA GB20B

The GB20B is a Blackwell 2nd-gen die manufactured by TSMC on a 5 nm process node.

The Blackwell 2nd-gen dies:
NameNodeTransistorsDie Size
GB2025 nm92.2B750 mm²
GB2035 nm45.6B378 mm²
GB2055 nm31.1B263 mm²
GB2065 nm21.9B181 mm²
GB2075 nm16.9B149 mm²
GB20B5 nm

GB20B-based GPUs
GPU Base ClockBoost ClockCoresTMUsROPsMemory ClockSizeTypeBus