AMD Radeon RX 580X Mobile vs NVIDIA GeForce RTX 3080 Max Q
GPU · Specs Compare
Graphics Card
Release Date
Apr 2018
Jan 2021
Generation
Mobility Radeon
GeForce 30 Mobile
Type
Mobile
Mobile
Bus Interface
MXM-B (3.0)
PCIe 4.0 x16
Clock Speeds
Base Clock
1000 MHz
780 MHz
Boost Clock
1077 MHz
1245 MHz
Memory Clock
2000 MHz
1500 MHz
Memory
Memory Size
8GB
8GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
256bit
Bandwidth
256.0GB/s
384.0GB/s
Render Config
Compute Units
36
—
Shading Units
2304
6144
TMUs
144
192
ROPs
32
96
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
2 MB
4 MB
SM Count
—
48
Tensor Cores
—
192
RT Cores
—
48
Theoretical Performance
Pixel Rate
34.46 GPixel/s
119.5 GPixel/s
Texture Rate
155.1 GTexel/s
239.0 GTexel/s
FP16 (half)
4.963 TFLOPS
15.30 TFLOPS
FP32 (float)
4.963 TFLOPS
15.30 TFLOPS
FP64 (double)
310.2 GFLOPS
239.0 GFLOPS
Graphics Processor
GPU Name
Polaris 20
GA104
GPU Variant
Polaris 20M XT
GA104-775-A1
Architecture
GCN 4.0
Ampere
Foundry
GlobalFoundries
Samsung
Process Size
14 nm
8 nm
Transistors
5.7 billion
17.4 billion
Die Size
232 mm²
392 mm²
Board Design
TDP
100W
80W
Outputs
No outputs
No outputs
Power Connectors
None
None
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.2
1.3
Shader Model
6.4
6.6
CUDA
—
8.6
▲ Specs Compare
Data sourced from official specifications and benchmark tests.