Product Compare

NVIDIA GB10 vs NVIDIA B200 SXM 192 GB

GPU GPU
Graphics Card
Release Date Oct 2025 Jan 2024
Generation Server Blackwell Server Blackwell
Type Desktop Desktop
Bus Interface PCIe 5.0 x16 PCIe 5.0 x16
Clock Speeds
Base Clock 1665 MHz 1665 MHz
Boost Clock 2418 MHz 1837 MHz
Memory Clock 1067 MHz 2000 MHz
Memory
Memory Size 128GB 96GB
Memory Type LPDDR5X HBM3e
Memory Bus 256bit 4096bit
Bandwidth 273.2GB/s 4.10TB/s
Render Config
SM Count 48 132
Shading Units 6144 16896
TMUs 384 528
ROPs 48 24
Tensor Cores 384 528
RT Cores 48
L1 Cache 256 KB (per SM) 256 KB (per SM)
L2 Cache 50 MB 50 MB
Theoretical Performance
Pixel Rate 116.1 GPixel/s 44.09 GPixel/s
Texture Rate 928.5 GTexel/s 969.9 GTexel/s
FP16 (half) 29.71 TFLOPS 248.3 TFLOPS
FP32 (float) 29.71 TFLOPS 62.08 TFLOPS
FP64 (double) 464.3 GFLOPS 31.04 TFLOPS
Graphics Processor
GPU Name GB20B GB100
Architecture Blackwell 2.0 Blackwell
Foundry TSMC TSMC
Process Size 3 nm 5 nm
Transistors Unknown 104 billion
Die Size Unknown Unknown
Board Design
TDP 140W 1000W
Suggested PSU 300 W 1400 W
Outputs 1x HDMI No outputs
Power Connectors None
Graphics Features
DirectX N/A N/A
OpenGL N/A N/A
OpenCL 3.0 3.0
Vulkan N/A N/A
CUDA 12.1 10.0
Shader Model N/A N/A