NVIDIA RTX PRO 4000 Blackwell Embedded vs NVIDIA RTX A4 Mobile
GPU Specs Compare
Graphics Card
Release Date
Unknown
Apr 2021
Generation
Blackwell-MW
Quadro Ampere-M
Type
Mobile
Professional
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
975 MHz
1297 MHz
Boost Clock
1702 MHz
1770 MHz
Memory Clock
1750 MHz
1750 MHz
Memory
Memory Size
16GB
4GB
Memory Type
GDDR7
GDDR6
Memory Bus
256bit
128bit
Bandwidth
896.0GB/s
224.0GB/s
Render Config
SM Count
60
16
Shading Units
7680
2048
TMUs
240
64
ROPs
96
32
Tensor Cores
240
64
RT Cores
60
16
L1 Cache
128 KB (per SM)
128 KB (per SM)
L2 Cache
64 MB
2 MB
Theoretical Performance
Pixel Rate
163.4 GPixel/s
56.64 GPixel/s
Texture Rate
408.5 GTexel/s
113.3 GTexel/s
FP16 (half)
26.14 TFLOPS
7.250 TFLOPS
FP32 (float)
26.14 TFLOPS
7.250 TFLOPS
FP64 (double)
408.5 GFLOPS
113.3 GFLOPS
Graphics Processor
GPU Name
GB203
GA107
Architecture
Blackwell 2.0
Ampere
Foundry
TSMC
Samsung
Process Size
5 nm
8 nm
Transistors
45.6 billion
8.7 billion
Die Size
378 mm²
200 mm²
Board Design
TDP
80W
Unknown
Outputs
Portable Device Dependent
Portable Device Dependent
Power Connectors
None
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.4
1.3
CUDA
12.0
8.6
Shader Model
6.8
6.7