NVIDIA Rubin Ultra GPU vs NVIDIA RTX A3000 Mobile 12 GB
GPU Specs Compare
Graphics Card
Release Date
Jan 2027
Mar 2022
Generation
Server Rubin
Ampere-MW
Type
Desktop
Professional
Bus Interface
PCIe 6.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
700 MHz
855 MHz
Boost Clock
2267 MHz
1440 MHz
Memory Clock
1900 MHz
1750 MHz
Memory
Memory Size
1024GB
12GB
Memory Type
HBM4e
GDDR6
Memory Bus
32768bit
192bit
Bandwidth
31.1TB/s
336.0GB/s
Render Config
SM Count
448
32
Shading Units
57344
4096
TMUs
1792
128
ROPs
24
64
Tensor Cores
1792
128
L1 Cache
256 KB (per SM)
128 KB (per SM)
L2 Cache
128 MB
4 MB
RT Cores
-
32
Theoretical Performance
Pixel Rate
54.41 GPixel/s
92.16 GPixel/s
Texture Rate
4062.5 GTexel/s
184.3 GTexel/s
FP16 (half)
520.0 TFLOPS
11.80 TFLOPS
FP32 (float)
260.0 TFLOPS
11.80 TFLOPS
FP64 (double)
65.00 TFLOPS
184.3 GFLOPS
Graphics Processor
GPU Name
GR110
GA104
Architecture
Rubin Ultra
Ampere
Foundry
TSMC
Samsung
Process Size
3 nm
8 nm
Transistors
670 billion
17.4 billion
Die Size
2912 mm²
392 mm²
Board Design
TDP
3600W
115W
Suggested PSU
4000 W
-
Outputs
No outputs
Portable Device Dependent
Power Connectors
-
None
Graphics Features
DirectX
N/A
12 Ultimate (12_2)
OpenGL
N/A
4.6
OpenCL
3.0
3.0
Vulkan
N/A
1.3
CUDA
10.7
8.6
Shader Model
N/A
6.8