NVIDIA GeForce RTX 5080 Mobile vs AMD Radeon RX 5300M
GPU · Specs Compare
Graphics Card
Release Date
Apr 2025
Nov 2019
Generation
GeForce 50 Mobile
Mobility Radeon
Type
Mobile
Mobile
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
975 MHz
1000 MHz
Boost Clock
1500 MHz
1445 MHz
Memory Clock
1750 MHz
1750 MHz
Memory
Memory Size
16GB
3GB
Memory Type
GDDR7
GDDR6
Memory Bus
256bit
96bit
Bandwidth
896.0GB/s
168.0GB/s
Render Config
SM Count
60
—
Shading Units
7680
1408
TMUs
240
88
ROPs
96
32
Tensor Cores
240
—
RT Cores
60
—
L1 Cache
128 KB (per SM)
—
L2 Cache
64 MB
2 MB
Compute Units
—
22
Theoretical Performance
Pixel Rate
144.0 GPixel/s
46.24 GPixel/s
Texture Rate
360.0 GTexel/s
127.2 GTexel/s
FP16 (half)
23.04 TFLOPS
8.138 TFLOPS
FP32 (float)
23.04 TFLOPS
4.069 TFLOPS
FP64 (double)
360.0 GFLOPS
254.3 GFLOPS
Graphics Processor
GPU Name
GB203
Navi 14
Architecture
Blackwell 2.0
RDNA 1.0
Foundry
TSMC
TSMC
Process Size
5 nm
7 nm
Transistors
45.6 billion
6.4 billion
Die Size
378 mm²
158 mm²
GPU Variant
—
Navi 14 XLM
Board Design
TDP
80W
85W
Suggested PSU
550 W
—
Outputs
Portable Device Dependent
No outputs
Power Connectors
None
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.4
1.3
CUDA
12.0
—
Shader Model
6.8
6.5
Benchmark
3DMark Time Spy
—
3,653
▲ Specs Compare
Data sourced from official specifications and benchmark tests.