AMD Radeon RX 550 Mobile vs NVIDIA RTX A4000 Max-Q
GPU Specs Compare
Graphics Card
Release Date
Jul 2017
Apr 2021
Generation
Mobility Radeon
Ampere-MW
Type
Mobile
Mobile
Bus Interface
PCIe 3.0 x8
PCIe 4.0 x16
Clock Speeds
Base Clock
1100 MHz
780 MHz
Boost Clock
1287 MHz
1395 MHz
Memory Clock
1500 MHz
1375 MHz
Memory
Memory Size
2GB
8GB
Memory Type
GDDR5
GDDR6
Memory Bus
128bit
256bit
Bandwidth
96.00GB/s
352.0GB/s
Render Config
Compute Units
10
-
Shading Units
640
5120
TMUs
40
160
ROPs
16
80
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
512 KB
4 MB
SM Count
-
40
Tensor Cores
-
160
RT Cores
-
40
Theoretical Performance
Pixel Rate
20.59 GPixel/s
111.6 GPixel/s
Texture Rate
51.48 GTexel/s
223.2 GTexel/s
FP16 (half)
1.647 TFLOPS
14.28 TFLOPS
FP32 (float)
1.647 TFLOPS
14.28 TFLOPS
FP64 (double)
103.0 GFLOPS
223.2 GFLOPS
Graphics Processor
GPU Name
Lexa
GA104
GPU Variant
Lexa PRO(215-0904018)
-
Architecture
GCN 4.0
Ampere
Foundry
GlobalFoundries
Samsung
Process Size
14 nm
8 nm
Transistors
2.2 billion
17.4 billion
Die Size
103 mm²
392 mm²
Board Design
TDP
50W
80W
Outputs
No outputs
Portable Device Dependent
Power Connectors
None
None
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.2
1.3
Shader Model
6.4
6.8
CUDA
-
8.6