AMD Radeon 550X Mobile vs NVIDIA GeForce RTX 5070 Ti SUPER
GPU · Specs Compare
Graphics Card
Release Date
Apr 2018
Jan 2026
Generation
Mobility Radeon
GeForce 50
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x8
PCIe 5.0 x16
Clock Speeds
Base Clock
1100 MHz
2295 MHz
Boost Clock
1287 MHz
2452 MHz
Memory Clock
1500 MHz
1750 MHz
Memory
Memory Size
4GB
16GB
Memory Type
GDDR5
GDDR7
Memory Bus
64bit
256bit
Bandwidth
48.00GB/s
896.0GB/s
Render Config
Compute Units
10
—
Shading Units
640
8960
TMUs
40
280
ROPs
16
96
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
256 KB
48 MB
SM Count
—
70
Tensor Cores
—
280
RT Cores
—
70
Theoretical Performance
Pixel Rate
20.59 GPixel/s
235.4 GPixel/s
Texture Rate
51.48 GTexel/s
686.6 GTexel/s
FP16 (half)
1.647 TFLOPS
43.94 TFLOPS
FP32 (float)
1.647 TFLOPS
43.94 TFLOPS
FP64 (double)
103.0 GFLOPS
686.6 GFLOPS
Graphics Processor
GPU Name
Polaris 23
GB203
GPU Variant
Polaris 23 MXT
GB203-350-A1
Architecture
GCN 4.0
Blackwell 2.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
5 nm
Transistors
2.2 billion
45.6 billion
Die Size
103 mm²
378 mm²
Board Design
TDP
50W
350W
Outputs
No outputs
1x HDMI 2.1b3x DisplayPort 2.1b
Power Connectors
None
1x 16-pin
Suggested PSU
—
750 W
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.2
1.4
Shader Model
6.4
6.8
CUDA
—
12.0
▲ Specs Compare
Data sourced from official specifications and benchmark tests.