NVIDIA GRID A100A vs NVIDIA Rubin GPU
GPU · Specs Compare
Graphics Card
Release Date
May 2020
Jan 2026
Generation
GRID
Server Rubin
Type
Professional
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 6.0 x16
Clock Speeds
Base Clock
1095 MHz
700 MHz
Boost Clock
1410 MHz
2267 MHz
Memory Clock
1215 MHz
2695 MHz
Memory
Memory Size
32GB
288GB
Memory Type
HBM2e
HBM4
Memory Bus
6144bit
16384bit
Bandwidth
1.87TB/s
22.1TB/s
Render Config
SM Count
108
224
Shading Units
6912
28672
TMUs
432
896
ROPs
192
24
Tensor Cores
432
896
L1 Cache
192 KB (per SM)
256 KB (per SM)
L2 Cache
32 MB
128 MB
Theoretical Performance
Pixel Rate
270.7 GPixel/s
54.41 GPixel/s
Texture Rate
609.1 GTexel/s
2031.2 GTexel/s
FP16 (half)
77.97 TFLOPS
260.0 TFLOPS
FP32 (float)
19.49 TFLOPS
130.0 TFLOPS
FP64 (double)
9.746 TFLOPS
32.50 TFLOPS
Graphics Processor
GPU Name
GA100
GR100
Architecture
Ampere
Rubin
Foundry
TSMC
TSMC
Process Size
7 nm
3 nm
Transistors
54.2 billion
336 billion
Die Size
826 mm²
1456 mm²
Board Design
TDP
400W
2300W
Suggested PSU
800 W
2700 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.