NVIDIA RTX A1000 Mobile vs NVIDIA B300 SXM6 AC
GPU · Specs Compare
Graphics Card
Release Date
Mar 2022
Sep 2025
Generation
Quadro Ampere-M
Server Blackwell
Type
Professional
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 6.0 x16
Clock Speeds
Base Clock
630 MHz
1665 MHz
Boost Clock
1831 MHz
2032 MHz
Memory Clock
1750 MHz
2000 MHz
Memory
Memory Size
4GB
288GB
Memory Type
GDDR6
HBM3e
Memory Bus
128bit
8192bit
Bandwidth
224GB/s
8.19TB/s
Render Config
SM Count
16
148
Shading Units
2048
18944
TMUs
64
592
ROPs
48
24
Tensor Cores
64
592
RT Cores
16
—
L1 Cache
128 KB (per SM)
256 KB (per SM)
L2 Cache
2 MB
126 MB
Theoretical Performance
Pixel Rate
89.9 GPixel/s
48.77 GPixel/s
Texture Rate
117.2 GTexel/s
1202.9 GTexel/s
FP16 (half)
4.669 TFLOPS
76.99 TFLOPS
FP32 (float)
7.5 TFLOPS
76.99 TFLOPS
FP64 (double)
72.96 GFLOPS
1202.9 GFLOPS
Graphics Processor
GPU Name
GA107
GB110
Architecture
Ampere
Blackwell Ultra
Foundry
Samsung
TSMC
Process Size
8 nm
5 nm
Transistors
8.7 billion
208 billion
Die Size
200 mm²
1628 mm²
Board Design
TDP
60W
1100W
Outputs
Portable Device Dependent
No outputs
Power Connectors
None
—
Suggested PSU
—
1500 W
Graphics Features
DirectX
12 Ultimate (12_2)
N/A
OpenGL
4.6
N/A
OpenCL
3.0
3.0
Vulkan
1.2
N/A
CUDA
8.6
10.3
Shader Model
6.7
N/A
Benchmark
OctaneBench
147
—
Blender
1,115
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.