NVIDIA GeForce RTX 5080 Mobile vs AMD Radeon Instinct MI100
GPU · Specs Compare
Graphics Card
Release Date
Apr 2025
Nov 2020
Generation
GeForce 50 Mobile
Radeon Instinct
Type
Mobile
Professional
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
975 MHz
1000 MHz
Boost Clock
1500 MHz
1502 MHz
Memory Clock
1750 MHz
1200 MHz
Memory
Memory Size
16GB
32GB
Memory Type
GDDR7
HBM2
Memory Bus
256bit
4096bit
Bandwidth
896.0GB/s
1229GB/s
Render Config
SM Count
60
—
Shading Units
7680
7680
TMUs
240
480
ROPs
96
64
Tensor Cores
240
—
RT Cores
60
—
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
64 MB
8 MB
Compute Units
—
120
Theoretical Performance
Pixel Rate
144.0 GPixel/s
96.13 GPixel/s
Texture Rate
360.0 GTexel/s
721.0 GTexel/s
FP16 (half)
23.04 TFLOPS
184.6 TFLOPS
FP32 (float)
23.04 TFLOPS
23.07 TFLOPS
FP64 (double)
360.0 GFLOPS
11.54 TFLOPS
Graphics Processor
GPU Name
GB203
Arcturus
Architecture
Blackwell 2.0
CDNA 1.0
Foundry
TSMC
TSMC
Process Size
5 nm
7 nm
Transistors
45.6 billion
25.6 billion
Die Size
378 mm²
750 mm²
GPU Variant
—
Arcturus XL
Board Design
TDP
80W
300W
Suggested PSU
550 W
700 W
Outputs
Portable Device Dependent
No outputs
Power Connectors
None
2x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
N/A
OpenGL
4.6
N/A
OpenCL
3.0
2.1
Vulkan
1.4
N/A
CUDA
12.0
—
Shader Model
6.8
N/A
▲ Specs Compare
Data sourced from official specifications and benchmark tests.