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Compare NVIDIA GPUs

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Spec GB10
Overview
Product name NVIDIA GB10
Architecture Blackwell 2.0
Generation / family NVIDIA B-Series
GPU codename GB20B
Launch date 2025-10-15
Market segment Desktop in NVIDIA B-Series
Board type / entry type Reference GPU
GPU
Process node TSMC 5 nm
GPU chip GB20B
SM / multiprocessor count 48
CUDA Cores 6144
Tensor Cores 384
RT Cores 48
ROPs 48
TMUs 384
Clocks
Base / Core clock 1,665 MHz
Boost clock 2,418 MHz
Memory clock 1,067 MHz
Memory
Memory size 128 GB
Memory type LPDDR5X
Memory bus width 256-bit
Memory bandwidth 273.2 GB/s
Bus / Interface
Bus interface PCIe 5.0 x16
AGP / PCI / PCIe distinction PCIe
Power
TDP / TBP / board power 140 W
Recommended PSU 300 W
Power connectors None
Slot width IGP, 150 mm length, 150 mm width
Display / Media
Display outputs 1x HDMI
Features
CUDA support 12.1
Ray tracing support Hardware RT units present
Performance / Benchmarks
FP32 throughput 29.71 TFLOPS
FP16 throughput 29.71 TFLOPS