NVIDIA RTX PRO 4000 Blackwell Mobile vs AMD Radeon 550X Mobile
We compared two Mobile platform GPUs: 16GB VRAM RTX PRO 4000 Blackwell Mobile and 4GB VRAM Radeon 550X Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA RTX PRO 4000 Blackwell Mobile 's Advantages
Boost Clock has increased by 17% (1500MHz vs 1287MHz)
More VRAM (16GB vs 4GB)
Larger VRAM bandwidth (896.0GB/s vs 48.00GB/s)
7040 additional rendering cores
AMD Radeon 550X Mobile 's Advantages
Lower TDP (50W vs 80W)
Score
Benchmark
FP32 (float)
RTX PRO 4000 Blackwell Mobile
+1298%
23.04 TFLOPS
Radeon 550X Mobile
1.647 TFLOPS
Graphics Card
Unknown
Release Date
Apr 2018
Blackwell-MW
Generation
Mobility Radeon
Mobile
Type
Mobile
PCIe 5.0 x16
Bus Interface
PCIe 3.0 x8
Clock Speeds
975 MHz
Base Clock
1100 MHz
1500 MHz
Boost Clock
1287 MHz
1750 MHz
Memory Clock
1500 MHz
Memory
16GB
Memory Size
4GB
GDDR7
Memory Type
GDDR5
256bit
Memory Bus
64bit
896.0GB/s
Bandwidth
48.00GB/s
Render Config
-
Compute Units
10
60
SM Count
-
7680
Shading Units
640
240
TMUs
40
96
ROPs
16
240
Tensor Cores
-
60
RT Cores
-
128 KB (per SM)
L1 Cache
16 KB (per CU)
64 MB
L2 Cache
256 KB
-
-
-
Theoretical Performance
144.0 GPixel/s
Pixel Rate
20.59 GPixel/s
360.0 GTexel/s
Texture Rate
51.48 GTexel/s
23.04 TFLOPS
FP16 (half)
1.647 TFLOPS
23.04 TFLOPS
FP32 (float)
1.647 TFLOPS
360.0 GFLOPS
FP64 (double)
103.0 GFLOPS
Board Design
80W
TDP
50W
-
-
-
Portable Device Dependent
Outputs
No outputs
None
Power Connectors
None
Graphics Processor
GB203
GPU Name
Polaris 23
-
GPU Variant
Polaris 23 MXT
Blackwell 2.0
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
5 nm
Process Size
14 nm
45.6 billion
Transistors
2.2 billion
378 mm²
Die Size
103 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.4
Vulkan
1.2
10.1
CUDA
-
6.8
Shader Model
6.4
