AMD Radeon 880M vs NVIDIA GeForce RTX 5080 Mobile
GPU Specs Compare
Graphics Card
Release Date
Jul 2024
Apr 2025
Generation
Navi III IGP
GeForce 50 Mobile
Type
Integrated
Mobile
Bus Interface
PCIe 4.0 x8
PCIe 5.0 x16
Clock Speeds
Base Clock
400 MHz
975 MHz
Boost Clock
2900 MHz
1500 MHz
Memory Clock
System Shared
1750 MHz
Memory
Memory Size
System Shared
16GB
Memory Type
System Shared
GDDR7
Memory Bus
System Shared
256bit
Bandwidth
System Dependent
896.0GB/s
Render Config
Compute Units
12
-
Shading Units
768
7680
TMUs
48
240
ROPs
16
96
RT Cores
12
60
L1 Cache
128 KB per Array
128 KB (per SM)
L2 Cache
2 MB
64 MB
SM Count
-
60
Tensor Cores
-
240
Theoretical Performance
Pixel Rate
46.40 GPixel/s
144.0 GPixel/s
Texture Rate
139.2 GTexel/s
360.0 GTexel/s
FP16 (half)
8.909 TFLOPS
23.04 TFLOPS
FP32 (float)
4.454 TFLOPS
23.04 TFLOPS
FP64 (double)
278.4 GFLOPS
360.0 GFLOPS
Graphics Processor
GPU Name
Strix Point
GB203
Architecture
RDNA 3.5
Blackwell 2.0
Foundry
TSMC
TSMC
Process Size
4 nm
5 nm
Transistors
34 billion
45.6 billion
Die Size
233 mm²
378 mm²
Board Design
TDP
15W
80W
Outputs
Portable Device Dependent
Portable Device Dependent
Power Connectors
None
None
Suggested PSU
-
550 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.3
1.4
Shader Model
6.8
6.8
CUDA
-
12.0