NVIDIA RTX A1000 vs NVIDIA Rubin GPU
GPU · Specs Compare
Graphics Card
Release Date
Apr 2024
Jan 2026
Generation
Quadro Ampere
Server Rubin
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x8
PCIe 6.0 x16
Clock Speeds
Base Clock
727 MHz
700 MHz
Boost Clock
1462 MHz
2267 MHz
Memory Clock
1500 MHz
2695 MHz
Memory
Memory Size
8GB
288GB
Memory Type
GDDR6
HBM4
Memory Bus
128bit
16384bit
Bandwidth
192.0GB/s
22.1TB/s
Render Config
SM Count
18
224
Shading Units
2304
28672
TMUs
72
896
ROPs
32
24
Tensor Cores
72
896
RT Cores
18
—
L1 Cache
128 KB (per SM)
256 KB (per SM)
L2 Cache
2 MB
128 MB
Theoretical Performance
Pixel Rate
46.78 GPixel/s
54.41 GPixel/s
Texture Rate
105.3 GTexel/s
2031.2 GTexel/s
FP16 (half)
6.737 TFLOPS
260.0 TFLOPS
FP32 (float)
6.737 TFLOPS
130.0 TFLOPS
FP64 (double)
105.3 GFLOPS
32.50 TFLOPS
Graphics Processor
GPU Name
GA107
GR100
Architecture
Ampere
Rubin
Foundry
Samsung
TSMC
Process Size
8 nm
3 nm
Transistors
8.7 billion
336 billion
Die Size
200 mm²
1456 mm²
Board Design
TDP
50W
2300W
Suggested PSU
250 W
2700 W
Outputs
4x mini-DisplayPort 1.4a
No outputs
Power Connectors
None
—
Graphics Features
DirectX
12 Ultimate (12_2)
N/A
OpenGL
4.6
N/A
OpenCL
3.0
3.0
Vulkan
1.3
N/A
CUDA
8.6
10.7
Shader Model
6.7
N/A
▲ Specs Compare
Data sourced from official specifications and benchmark tests.