AMD Radeon 550X Mobile vs NVIDIA GeForce RTX 3080 Ti Mobile
We compared two Mobile platform GPUs: 4GB VRAM Radeon 550X Mobile and 16GB VRAM GeForce RTX 3080 Ti Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon 550X Mobile 's Advantages
Boost Clock has increased by 2% (1287MHz vs 1260MHz)
Lower TDP (50W vs 115W)
NVIDIA GeForce RTX 3080 Ti Mobile 's Advantages
Released 3 years and 9 months late
More VRAM (16GB vs 4GB)
Larger VRAM bandwidth (512.0GB/s vs 48.00GB/s)
6784 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon 550X Mobile
1.647 TFLOPS
GeForce RTX 3080 Ti Mobile
+1036%
18.71 TFLOPS
Graphics Card
Apr 2018
Release Date
Jan 2022
Mobility Radeon
Generation
GeForce 30 Mobile
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 4.0 x16
Clock Speeds
1100 MHz
Base Clock
810 MHz
1287 MHz
Boost Clock
1260 MHz
1500 MHz
Memory Clock
2000 MHz
Memory
4GB
Memory Size
16GB
GDDR5
Memory Type
GDDR6
64bit
Memory Bus
256bit
48.00GB/s
Bandwidth
512.0GB/s
Render Config
10
Compute Units
-
-
SM Count
58
640
Shading Units
7424
40
TMUs
232
16
ROPs
96
-
Tensor Cores
232
-
RT Cores
58
16 KB (per CU)
L1 Cache
128 KB (per SM)
256 KB
L2 Cache
4 MB
-
-
-
Theoretical Performance
20.59 GPixel/s
Pixel Rate
121.0 GPixel/s
51.48 GTexel/s
Texture Rate
292.3 GTexel/s
1.647 TFLOPS
FP16 (half)
18.71 TFLOPS
1.647 TFLOPS
FP32 (float)
18.71 TFLOPS
103.0 GFLOPS
FP64 (double)
292.3 GFLOPS
Board Design
50W
TDP
115W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
None
Graphics Processor
Polaris 23
GPU Name
GA103S
Polaris 23 MXT
GPU Variant
GN20-E8-A1
GCN 4.0
Architecture
Ampere
GlobalFoundries
Foundry
Samsung
14 nm
Process Size
8 nm
2.2 billion
Transistors
Unknown
103 mm²
Die Size
496 mm²
Graphics Features
12 (12_0)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
2.1
OpenCL
3.0
1.2
Vulkan
1.3
-
CUDA
8.6
6.4
Shader Model
6.5
