AMD Radeon Instinct MI50 vs NVIDIA GeForce RTX 5080 Mobile
GPU · Specs Compare
Graphics Card
Release Date
Nov 2018
Apr 2025
Generation
Radeon Instinct
GeForce 50 Mobile
Type
Professional
Mobile
Bus Interface
PCIe 4.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
1200 MHz
975 MHz
Boost Clock
1746 MHz
1500 MHz
Memory Clock
1000 MHz
1750 MHz
Memory
Memory Size
16GB
16GB
Memory Type
HBM2
GDDR7
Memory Bus
4096bit
256bit
Bandwidth
1.02TB/s
896.0GB/s
Render Config
Compute Units
60
—
Shading Units
3840
7680
TMUs
240
240
ROPs
64
96
RT Cores
32
60
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
4 MB
64 MB
L3 Cache
32 MB
—
SM Count
—
60
Tensor Cores
—
240
Theoretical Performance
Pixel Rate
111.7 GPixel/s
144.0 GPixel/s
Texture Rate
419.0 GTexel/s
360.0 GTexel/s
FP16 (half)
26.82 TFLOPS
23.04 TFLOPS
FP32 (float)
13.41 TFLOPS
23.04 TFLOPS
FP64 (double)
6.705 TFLOPS
360.0 GFLOPS
Graphics Processor
GPU Name
Vega 20
GB203
GPU Variant
Vega 20 GLXT
—
Architecture
GCN 5.1
Blackwell 2.0
Foundry
TSMC
TSMC
Process Size
7 nm
5 nm
Transistors
13.23 billion
45.6 billion
Die Size
331 mm²
378 mm²
Board Design
TDP
300W
80W
Suggested PSU
700 W
550 W
Outputs
1x mini-DisplayPort 1.4a
Portable Device Dependent
Power Connectors
2x 8-pin
None
Graphics Features
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.3
1.4
Shader Model
6.7
6.8
CUDA
—
12.0
▲ Specs Compare
Data sourced from official specifications and benchmark tests.