NVIDIA GeForce RTX 5080 Mobile vs AMD Radeon RX 5300 XT
GPU · Specs Compare
Graphics Card
Release Date
Apr 2025
Oct 2019
Generation
GeForce 50 Mobile
Navi
Type
Mobile
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
975 MHz
1670 MHz
Boost Clock
1500 MHz
1845 MHz
Memory Clock
1750 MHz
1750 MHz
Memory
Memory Size
16GB
4GB
Memory Type
GDDR7
GDDR5
Memory Bus
256bit
128bit
Bandwidth
896.0GB/s
112.0GB/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
59.04 GPixel/s
Texture Rate
360.0 GTexel/s
162.4 GTexel/s
FP16 (half)
23.04 TFLOPS
10.39 TFLOPS
FP32 (float)
23.04 TFLOPS
5.196 TFLOPS
FP64 (double)
360.0 GFLOPS
324.7 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 XL
Board Design
TDP
80W
100W
Suggested PSU
550 W
300 W
Outputs
Portable Device Dependent
1x HDMI 2.13x DisplayPort 1.4a
Power Connectors
None
1x 6-pin
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
▲ Specs Compare
Data sourced from official specifications and benchmark tests.