AMD Radeon RX 580X Mobile vs NVIDIA RTX A6000
GPU · Specs Compare
Graphics Card
Release Date
Apr 2018
Oct 2020
Generation
Mobility Radeon
Quadro Ampere
Type
Mobile
Professional
Bus Interface
MXM-B (3.0)
PCIe 4.0 x16
Clock Speeds
Base Clock
1000 MHz
1410 MHz
Boost Clock
1077 MHz
1800 MHz
Memory Clock
2000 MHz
2000 MHz
Memory
Memory Size
8GB
48GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
384bit
Bandwidth
256.0GB/s
768.0GB/s
Render Config
Compute Units
36
—
Shading Units
2304
10752
TMUs
144
336
ROPs
32
112
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
2 MB
6 MB
SM Count
—
84
Tensor Cores
—
336
RT Cores
—
84
Theoretical Performance
Pixel Rate
34.46 GPixel/s
201.6 GPixel/s
Texture Rate
155.1 GTexel/s
604.8 GTexel/s
FP16 (half)
4.963 TFLOPS
38.71 TFLOPS
FP32 (float)
4.963 TFLOPS
38.71 TFLOPS
FP64 (double)
310.2 GFLOPS
604.8 GFLOPS
Graphics Processor
GPU Name
Polaris 20
GA102
GPU Variant
Polaris 20M XT
—
Architecture
GCN 4.0
Ampere
Foundry
GlobalFoundries
Samsung
Process Size
14 nm
8 nm
Transistors
5.7 billion
28.3 billion
Die Size
232 mm²
628 mm²
Board Design
TDP
100W
300W
Outputs
No outputs
4x DisplayPort 1.4a
Power Connectors
None
8-pin EPS
Suggested PSU
—
700 W
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
6.7
CUDA
—
8.6
Benchmark
3DMark Time Spy
—
17,742
3DMark Time Spy Extreme
—
9,324
OctaneBench
—
600
3DMark Speed Way
—
4,965
Blender
—
5,387
▲ Specs Compare
Data sourced from official specifications and benchmark tests.