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Spec RTX PRO 4000 Blackwell
Overview
Product name NVIDIA RTX PRO 4000 Blackwell
Architecture Blackwell 2.0
Generation / family NVIDIA RTX PRO Blackwell Series
GPU codename GB203
Launch date 2025-03-18
Market segment Desktop in NVIDIA RTX PRO Blackwell Series
Board type / entry type Workstation GPU
GPU
Process node TSMC 5 nm
Die size 378 mm²
Transistor count 45.6 billion
GPU chip GB203
SM / multiprocessor count 70
CUDA Cores 8960
Tensor Cores 280
RT Cores 70
ROPs 96
TMUs 280
Clocks
Base / Core clock 1,230 MHz
Boost clock 2,055 MHz
Memory clock 1,750 MHz
Memory
Memory size 24 GB
Memory type GDDR7
Memory bus width 192-bit
Memory bandwidth 672 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 1x 16-pin
Slot width Single-slot, 241 mm length, 20 mm width
Display / Media
Display outputs 4x DisplayPort 2.1b
Features
DirectX support DirectX 12.2
OpenGL support OpenGL 4.6
Vulkan support Vulkan 1.4
CUDA support 12.0
Shader Model 6.8
Ray tracing support Hardware RT units present
Performance / Benchmarks
FP32 throughput 36.83 TFLOPS
FP16 throughput 36.83 TFLOPS

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