NVIDIA GeForce RTX 5070 Ti Mobile vs AMD Radeon RX 550X Mobile
GPU · Specs Compare
Graphics Card
Release Date
Mar 2025
Apr 2018
Generation
GeForce 50 Mobile
Mobility Radeon
Type
Mobile
Mobile
Bus Interface
PCIe 5.0 x16
PCIe 3.0 x8
Clock Speeds
Base Clock
847 MHz
1100 MHz
Boost Clock
1447 MHz
1176 MHz
Memory Clock
1750 MHz
1500 MHz
Memory
Memory Size
12GB
2GB
Memory Type
GDDR7
GDDR5
Memory Bus
192bit
64bit
Bandwidth
672.0GB/s
48.00GB/s
Render Config
SM Count
46
—
Shading Units
5888
640
TMUs
184
40
ROPs
80
16
Tensor Cores
184
—
RT Cores
46
—
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
48 MB
512 KB
Compute Units
—
10
Theoretical Performance
Pixel Rate
115.8 GPixel/s
18.82 GPixel/s
Texture Rate
266.2 GTexel/s
47.04 GTexel/s
FP16 (half)
17.04 TFLOPS
1.505 TFLOPS
FP32 (float)
17.04 TFLOPS
1.505 TFLOPS
FP64 (double)
266.2 GFLOPS
94.08 GFLOPS
Graphics Processor
GPU Name
GB205
Polaris 23
GPU Variant
GB205
Polaris 23 MXT
Architecture
Blackwell 2.0
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
5 nm
14 nm
Transistors
31.1 billion
2.2 billion
Die Size
263 mm²
103 mm²
Board Design
TDP
60-115W
50W
Suggested PSU
250 W
—
Outputs
Portable Device Dependent
No outputs
Power Connectors
None
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.4
1.2
CUDA
12.0
—
Shader Model
6.8
6.4
Benchmark
3DMark Time Spy
17,452
—
3DMark Time Spy Extreme
8,328
—
3DMark Speed Way
4,421
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.