NVIDIA GeForce RTX 3080 Mobile vs AMD Radeon Instinct MI250
GPU · Specs Compare
Graphics Card
Release Date
Jan 2021
Nov 2021
Generation
GeForce 30 Mobile
Radeon Instinct
Type
Mobile
Professional
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1110 MHz
1000 MHz
Boost Clock
1545 MHz
1700 MHz
Memory Clock
1750 MHz
1600 MHz
Memory
Memory Size
8GB
128GB
Memory Type
GDDR6
HBM2e
Memory Bus
256bit
8192bit
Bandwidth
448.0GB/s
3277GB/s
Render Config
SM Count
48
—
Shading Units
6144
13312
TMUs
192
832
ROPs
96
0
Tensor Cores
192
—
RT Cores
48
—
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
4 MB
16 MB
Compute Units
—
208
Theoretical Performance
Pixel Rate
148.3 GPixel/s
0 MPixel/s
Texture Rate
296.6 GTexel/s
1414 GTexel/s
FP16 (half)
18.98 TFLOPS
362.1 TFLOPS
FP32 (float)
18.98 TFLOPS
45.26 TFLOPS
FP64 (double)
296.6 GFLOPS
45.26 TFLOPS
Graphics Processor
GPU Name
GA104
Aldebaran
GPU Variant
GA104-775-A1
Aldebaran
Architecture
Ampere
CDNA 2.0
Foundry
Samsung
TSMC
Process Size
8 nm
6 nm
Transistors
17.4 billion
58.2 billion
Die Size
392 mm²
Unknown
Board Design
TDP
115W
500W
Outputs
No outputs
No outputs
Power Connectors
None
2x 8-pin
Suggested PSU
—
900 W
Graphics Features
DirectX
12 Ultimate (12_2)
N/A
OpenGL
4.6
N/A
OpenCL
3.0
3.0
Vulkan
1.3
N/A
CUDA
8.6
—
Shader Model
6.6
N/A
▲ Specs Compare
Data sourced from official specifications and benchmark tests.