NVIDIA GeForce RTX 3080 Mobile 16 GB vs AMD Radeon Pro 560X
GPU Specs Compare
Graphics Card
Release Date
Jan 2021
Jul 2018
Generation
GeForce 30 Mobile
Radeon Pro Mac
Type
Mobile
Mobile
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x8
Clock Speeds
Base Clock
1110 MHz
-
Boost Clock
1545 MHz
-
Memory Clock
1750 MHz
1470 MHz
Memory
Memory Size
16GB
4GB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
128bit
Bandwidth
448.0GB/s
94.08GB/s
Render Config
SM Count
48
-
Shading Units
6144
1024
TMUs
192
64
ROPs
96
16
Tensor Cores
192
-
RT Cores
48
-
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
4 MB
1024 KB
Compute Units
-
16
Theoretical Performance
Pixel Rate
148.3 GPixel/s
16.06 GPixel/s
Texture Rate
296.6 GTexel/s
64.26 GTexel/s
FP16 (half)
18.98 TFLOPS
2.056 TFLOPS
FP32 (float)
18.98 TFLOPS
2.056 TFLOPS
FP64 (double)
296.6 GFLOPS
128.5 GFLOPS
Graphics Processor
GPU Name
GA104
Polaris 21
GPU Variant
GA104-775-A1
Polaris 21 XT(215-0908004)
Architecture
Ampere
GCN 4.0
Foundry
Samsung
GlobalFoundries
Process Size
8 nm
14 nm
Transistors
17.4 billion
3 billion
Die Size
392 mm²
123 mm²
Board Design
TDP
115W
75W
Outputs
Portable Device Dependent
No outputs
Power Connectors
None
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.3
1.2
CUDA
8.6
-
Shader Model
6.8
6.4