NVIDIA GB10
The NVIDIA GB10 is a desktop-class GPU manufactured by NVIDIA, built on NVIDIA's officially announced 3 nm process technology, released in October 2025. This graphics card is equipped with 128GB LPDDR5X memory, suitable for gaming and professional graphics applications.
Process Size
3 nm
Tensor Cores
384
Boost Clock
2418 MHz
Base Clock
1665 MHz
TDP
140W
L1 Cache
256 KB (per SM)
Memory Size
128GB
Memory Type
LPDDR5X
Bandwidth
273.2GB/s
Shader Model
N/A
Graphics Card
Release Date
Oct 2025
Generation
Server Blackwell
Type
Desktop
Bus Interface
PCIe 5.0 x16
Clock Speeds
Base Clock
1665 MHz
Boost Clock
2418 MHz
Memory Clock
1067 MHz
Memory
Memory Size
128GB
Memory Type
LPDDR5X
Memory Bus
i
256bit
Bandwidth
i
273.2GB/s
Render Config
SM Count
i
48
Shading Units
i
6144
TMUs
i
384
ROPs
i
48
Tensor Cores
i
384
RT Cores
48
L1 Cache
256 KB (per SM)
L2 Cache
50 MB
Theoretical Performance
Pixel Rate
i
116.1 GPixel/s
Texture Rate
i
928.5 GTexel/s
FP16 (half)
i
29.71 TFLOPS
FP32 (float)
i
29.71 TFLOPS
FP64 (double)
i
464.3 GFLOPS
Graphics Processor
GPU Name
GB20B
Architecture
Blackwell 2.0
Foundry
TSMC
Process Size
3 nm
Transistors
Unknown
Die Size
Unknown
Board Design
TDP
140W
Suggested PSU
300 W
Outputs
1x HDMI
Power Connectors
None
Graphics Features
DirectX
N/A
OpenGL
N/A
OpenCL
3.0
Vulkan
i
N/A
CUDA
12.1
Shader Model
N/A