NVIDIA GRID A100B vs NVIDIA Rubin Ultra GPU
GPU · Specs Compare
Graphics Card
Release Date
May 2020
Jan 2027
Generation
GRID
Server Rubin
Type
Professional
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 6.0 x16
Clock Speeds
Base Clock
900 MHz
700 MHz
Boost Clock
1005 MHz
2267 MHz
Memory Clock
1215 MHz
1900 MHz
Memory
Memory Size
48GB
1024GB
Memory Type
HBM2e
HBM4e
Memory Bus
6144bit
32768bit
Bandwidth
1.87TB/s
31.1TB/s
Render Config
SM Count
108
448
Shading Units
6912
57344
TMUs
432
1792
ROPs
192
24
Tensor Cores
432
1792
L1 Cache
192 KB (per SM)
256 KB (per SM)
L2 Cache
48 MB
128 MB
Theoretical Performance
Pixel Rate
193.0 GPixel/s
54.41 GPixel/s
Texture Rate
434.2 GTexel/s
4062.5 GTexel/s
FP16 (half)
55.57 TFLOPS
520.0 TFLOPS
FP32 (float)
13.89 TFLOPS
260.0 TFLOPS
FP64 (double)
6.947 TFLOPS
65.00 TFLOPS
Graphics Processor
GPU Name
GA100
GR110
Architecture
Ampere
Rubin Ultra
Foundry
TSMC
TSMC
Process Size
7 nm
3 nm
Transistors
54.2 billion
670 billion
Die Size
826 mm²
2912 mm²
Board Design
TDP
400W
3600W
Suggested PSU
800 W
4000 W
Outputs
No outputs
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
8.0
10.7
Shader Model
N/A
N/A
▲ Specs Compare
Data sourced from official specifications and benchmark tests.